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Generative AI Technology Stack Overview – A Comprehensive Guide.
Generative AI (GenAI) is much more than just Large Language Models (LLMs) – it’s an intricate combination of engineering, science, and the business application at hand. Understanding the technology stack behind GenAI solutions is essential because it provides a comprehensive blueprint for building and deploying these powerful AI solutions effectively. The GenAI stack is made up of multiple interrelated layers, each contributing a crucial aspect of functionality, from foundational infrastructure to the final user-facing interface. This one-page guide provides a high-level overview of the technology stack needed to create a production-ready GenAI application.
The GenAI tech stack can be visualized as a multi-layered structure, each layer serving a unique purpose in the lifecycle of an AI application:
1. Infrastructure
At the base, we have the underlying infrastructure. This layer involves the hardware and cloud services that provide the computational resources needed for AI. Examples include:
NVIDIA: Provides the high-performance GPUs required for model training and inference.
Cloud Platforms: Platforms like AWS, Google Cloud, Azure, and Together.ai offer scalable infrastructure, providing compute and storage for large-scale AI projects.
2. Foundation Models
Foundation models are pre-trained, large-scale models that provide the base for building specific applications.
Examples include models from OpenAI, Anthropic, Cohere, Meta (Mistral), Gemini, and LLaMA. These models can be fine-tuned or used as-is to handle a wide variety of tasks such as text generation, summarization, and more.
3. Retrieval Layer
This layer is crucial for providing efficient and effective access to relevant information. Retrieval can involve several types of data storage and querying mechanisms.
Vector Databases: Databases like Pinecone, Weaviate, Qdrant, SingleStore, and Chroma store high-dimensional data representations (embeddings) and allow for efficient similarity search, which is essential for many GenAI use cases.
Retrieval approaches can also involve graph databases, keyword-based search, and more, depending on the complexity of the data relationships and querying needs.
4. Runtime/Framework
The frameworks and runtime environments are responsible for orchestrating how the models interact with data, perform inference, and communicate with other components.
LangChain: This is a prominent framework that provides useful abstractions for connecting language models with external tools and managing different steps in conversational AI workflows.
LlamaIndex and Replicate: Frameworks that are used for indexing and model serving.
HuggingFace: Offers a large library of models and tools for deployment, training, and inference, making it ideal for simplifying GenAI workflows.
5. Monitoring and Orchestration
A crucial layer often overlooked, monitoring and orchestration ensure that the models are functioning correctly, performance remains optimal, and the system can handle any issues that arise.
This might involve Kubernetes for container orchestration, Prometheus for monitoring, or other specialized tools that keep track of model performance, infrastructure health, and scalability.
6. Frontend Hosting
To make the AI application accessible to users, you need hosting solutions that deliver the frontend interface. While there may be alternative focus areas such as orchestration, frontend hosting plays a vital role in user experience.
Platforms like Vercel, Netlify, and GitHub Pages are popular choices for deploying lightweight web-based interfaces that interact with the AI models.
Generative AI (GenAI) Frameworks Overview
Generative AI Technology Stack Overview
Gen AI Framework Overview
The GenAI frameworks provide a diverse set of tools to build advanced AI applications, each with its own strengths and focus areas:
LangChain: Excels in creating complex chains of operations, providing diverse integrations and a flexible architecture for language models. It is ideal for building versatile language model applications.
LlamaIndex: Specializes in data indexing, efficiently handling structured data, and optimizing queries for large-scale information retrieval. It is particularly suited for data-intensive tasks.
Haystack: Known for its robust question-answering capabilities, document search functionality, and production-ready features. It is highly effective for building production-ready search and QA systems.
Microsoft Jarvis: Focuses on conversational AI and task automation, seamlessly integrating into the Microsoft ecosystem. It is a strong choice for Microsoft-centric AI solutions.
Amazon Bedrock: Provides a comprehensive platform for generative AI, offering deep integration with AWS services and sophisticated model management tools, making it ideal for AWS-integrated generative AI applications.
MeshTensorflow: Stands out for its distributed training capabilities, enabling model parallelism and optimizations for Tensor Processing Units (TPUs). It is perfect for high-performance, distributed model training.
OpenAI Swarm: Recently introduced and still in the experimental phase, Swarm provides developers with a blueprint for creating interconnected AI networks capable of communicating, collaborating, and tackling complex tasks autonomously. It represents a significant step in making multi-agent systems more accessible to developers.
Each framework has unique strengths:
LangChain for versatile language model applications.
LlamaIndex for data-intensive tasks.
Haystack for production-ready search and QA systems.
Microsoft Jarvis for Microsoft-centric AI solutions.
Amazon Bedrock for AWS-integrated generative AI.
MeshTensorflow for high-performance, distributed model training.
OpenAI Swarm for experimental multi-agent systems.
Developers can choose the most suitable framework based on their specific project requirements, infrastructure preferences, and the desired balance between flexibility, performance, and ease of integration.
Why Mastering This Stack Matters
For AI/ML/Data engineers, it’s important to understand not only each layer in isolation but how these layers interact as a cohesive whole. The flow of data across the layers, potential bottlenecks, and optimization strategies are all part of building robust, efficient, and scalable AI solutions. By mastering the GenAI tech stack:
Optimized Performance: Engineers can optimize for faster inference, better data management, and improved scalability.
Scalable Solutions: The knowledge of each layer’s strengths allows for architecting applications that are scalable and maintainable.
Effective Troubleshooting: Understanding the stack enables efficient troubleshooting across all layers, whether the issue lies in data retrieval, model performance, or frontend integration.
Whether you’re building a simple chatbot or a more complex AI system, knowledge of this layered architecture helps create robust and maintainable AI solutions. This understanding is key as GenAI becomes more integrated into business processes.
Genefative AI Tech Stack Implementation
1. Google Cloud Implementation
Google Cloud offers a variety of tools and services that can help you implement the Generative AI technology stack:
Infrastructure: Use Google Cloud Compute Engine or Google Kubernetes Engine (GKE) for scalable infrastructure, combined with TPUs for accelerated machine learning tasks.
Foundation Models: Leverage Vertex AI to access pre-trained models or fine-tune models using Google’s AI platform.
Retrieval Layer: Utilize Cloud Bigtable or Firestore for structured data, and Google Cloud Storage for large datasets and embeddings.
Runtime/Framework: Integrate with frameworks like TensorFlow and HuggingFace Transformers, which can be deployed using Google AI services.
Monitoring and Orchestration: Use Google Cloud Monitoring and Cloud Logging to manage performance, combined with Google Kubernetes Engine for orchestration.
Frontend Hosting: Deploy user-facing applications using Firebase Hosting or Google App Engine.
2. AWS Implementation
Generative AI Technology Stack Overview
Amazon Web Services (AWS) provides a robust ecosystem to support each layer of the Generative AI stack:
Infrastructure: Utilize EC2 instances with GPU capabilities or SageMaker for scalable compute resources.
Foundation Models: Use Amazon SageMaker to train and deploy models, or access pre-trained models available through AWS.
Retrieval Layer: Implement Amazon DynamoDB for fast access to structured data and Amazon OpenSearch for searching across large datasets.
Runtime/Framework: Integrate HuggingFace on AWS, with Amazon SageMaker to manage model training and inference workflows.
Monitoring and Orchestration: Use CloudWatch for monitoring and logging, and AWS Fargate for orchestrating containerized workloads.
Frontend Hosting: Host applications with Amazon S3 and use CloudFront for content delivery.
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Microsoft Azure provides an extensive set of tools to implement the GenAI technology stack effectively:
Infrastructure: Use Azure Virtual Machines or Azure Kubernetes Service (AKS) for scalable compute resources, and leverage Azure ML for optimized AI workflows.
Foundation Models: Utilize Azure OpenAI Service to access pre-trained language models and build customized AI solutions.
Retrieval Layer: Use Azure Cosmos DB for high-performance access to structured data and Azure Blob Storage for large datasets.
Runtime/Framework: Integrate frameworks like PyTorch and TensorFlow, and use Azure ML to deploy and manage these models.
Monitoring and Orchestration: Use Azure Monitor for monitoring, Log Analytics for insights, and Azure Kubernetes Service for orchestration.
Frontend Hosting: Host your frontend with Azure App Service or Static Web Apps for a seamless user experience.
Integrating GenAI into Existing IT Infrastructure
Integrating the GenAI tech stack into an organization’s existing IT infrastructure requires strategic adaptation to leverage existing processes and technologies without a complete overhaul. Here are some ways to include GenAI into your current systems:
1. Incremental Adoption
Organizations can begin by adopting components of the GenAI stack incrementally. For example, instead of moving all workloads to cloud infrastructure, businesses can leverage on-premise GPU resources for specific GenAI tasks, using tools like NVIDIA GPUs or hybrid cloud solutions. Gradual integration reduces disruption and allows the organization to adapt at a comfortable pace.
2. Integration with Existing Data Sources
Instead of replacing existing databases, the retrieval layer of GenAI (such as vector databases) can complement traditional systems. Data pipelines can be designed to pass relevant data to vector databases like Pinecone or Qdrant, while still keeping relational data in existing SQL databases. This approach allows you to add GenAI capabilities without dismantling your current data management systems.
3. Leveraging APIs and Middleware
Many GenAI solutions can be integrated into existing workflows using APIs and middleware. For instance, LangChain or HuggingFace models can be deployed through APIs that interact with your current IT systems, providing AI-enhanced capabilities such as customer service chatbots, while retaining all backend systems. Middleware solutions can further ease integration by connecting GenAI runtime with existing tools and applications.
4. Using Existing Monitoring Tools
To ensure smooth operation of GenAI models, existing monitoring tools such as Prometheus, CloudWatch, or Azure Monitor can be extended to monitor AI components. Integrating GenAI with your current monitoring infrastructure allows your operations team to manage these new components without introducing completely new tools.
5. Cloud Hybrid Solutions
GenAI technology can be deployed in a hybrid cloud model, where some components are run on-premises while others are on the cloud. For example, critical workloads that need lower latency or increased data security can be run locally, while more resource-intensive training processes can be carried out in the cloud using services like AWS SageMaker or Google Vertex AI. This allows organizations to enjoy scalability while keeping sensitive processes within their local infrastructure.
6. Containerization and Orchestration
Using containerized deployments with tools like Docker and Kubernetes makes it easy to deploy GenAI models alongside existing applications. This means GenAI models can be packaged as containers and deployed in the same Kubernetes clusters that are already in use by an organization, reducing the need for changes to existing orchestration processes.
7. Training and Upskilling Staff
Integrating GenAI into existing systems often requires new skill sets. Organizations can bridge this gap by upskilling their IT and development teams through training in GenAI frameworks, cloud infrastructure, and ML lifecycle management. This will ensure that current staff are capable of managing and enhancing GenAI solutions without the need to hire new specialized personnel immediately.
Security and Compliance in GenAI
Privacy Concerns: Discuss the data privacy issues that arise with large-scale AI applications. Explain strategies such as data anonymization, federated learning, and encryption to ensure compliance with privacy laws like GDPR.
Model Security: Add a section explaining how to secure models against adversarial attacks and data poisoning, emphasizing monitoring, audit trails, and differential privacy techniques.
Governance: Address regulatory compliance for AI deployments. Describe best practices for model versioning, auditability, and how to adhere to industry standards.
Implementing Generative AI within an organization’s IT infrastructure requires careful consideration of security and compliance. Ensuring that AI models, data, and the broader system remain secure while adhering to regulatory standards is crucial. Below are the key areas of focus for security and compliance:
1. Privacy Concerns and Data Protection
Generative AI solutions often require large datasets that may include sensitive information. To protect user privacy, organizations must implement measures like data anonymization and encryption. Techniques such as Federated Learning allow AI models to be trained on distributed data without sharing sensitive information between parties. Compliance with regulations such as GDPR or CCPA should be a priority.
2. Model Security and Adversarial Defense
AI models can be susceptible to adversarial attacks, where input data is manipulated to mislead the model. Techniques like adversarial training help make models more robust against such attacks. Additionally, implementing access controls and restricting model access to authorized users can mitigate risks of unauthorized use or model theft.
3. Secure Model Deployment
Secure deployment practices are vital to ensuring GenAI models remain protected from vulnerabilities. Using container security measures, such as scanning images for vulnerabilities, and employing tools like Kubernetes Security Policies can add layers of security. Environments should be segmented to isolate model training, testing, and deployment stages, minimizing the risk of cross-environment contamination.
4. Data Governance and Compliance Monitoring
Compliance monitoring involves continuously checking that AI practices adhere to relevant standards and regulations. This includes maintaining audit trails for data usage and model decisions. Organizations can use tools like Azure Policy, AWS Config, or Google Cloud’s Security Command Center to ensure continuous compliance. Proper data governance also requires documenting the data’s origin, usage, and handling policies.
5. Bias Detection and Mitigation
AI models can inadvertently perpetuate biases present in the training data, leading to unfair or unethical outcomes. Techniques for bias detection and bias mitigation, such as reweighting data samples or using fairness-aware model training, are critical to ensure ethical AI. Regular audits of training data and model outputs can help identify and address bias before deployment.
6. Explainability and Transparency
In many industries, regulations require that AI decisions be explainable. Implementing tools like SHAP (SHapley Additive exPlanations) or LIME (Local Interpretable Model-agnostic Explanations) can help provide insights into how a model arrives at its conclusions. This not only aids in regulatory compliance but also builds user trust in AI solutions.
7. Regulatory Compliance and Best Practices
Different industries have varying requirements for compliance when it comes to AI. For example, healthcare must comply with HIPAA, while financial services need to adhere to standards like SOX or PCI-DSS. Following NIST guidelines for AI security and ensuring adherence to industry-specific regulations are essential to deploying GenAI responsibly and legally.
Optimizing GenAI Stack for Cost Efficiency
Cloud Cost Management: Provide strategies for reducing cloud costs when using computationally expensive models, such as serverless deployments, spot instances, and cost monitoring tools.
Model Optimization Techniques: Discuss model pruning, quantization, and distillation to reduce model complexity, which in turn lowers computational requirements and costs.
Implementing a Generative AI solution can be expensive due to its computational and storage demands. However, there are strategies to optimize the cost of building and running a GenAI stack without compromising performance. Below are the main approaches to optimize GenAI for cost efficiency:
1. Cloud Cost Management
To optimize cloud-related expenses, it’s essential to leverage cost management tools provided by cloud vendors:
Spot Instances and Reserved Instances: AWS, Azure, and Google Cloud offer discounted pricing for long-term or flexible compute instances. Spot instances are great for non-critical batch jobs, while reserved instances can cut costs significantly for long-term workloads.
Auto-Scaling and Right-Sizing: Use auto-scaling to automatically adjust resources based on workload demand, which ensures that you are not paying for unused resources. Right-sizing tools offered by cloud vendors can help determine the appropriate instance types.
Cost Monitoring and Alerts: Use tools like Google Cloud’s Cost Management, AWS Cost Explorer, and Azure Cost Management to track expenses and set alerts when costs exceed budget limits.
2. Model Optimization Techniques
Optimizing the models themselves can significantly reduce computational requirements and, therefore, costs:
Model Pruning: Remove redundant parameters in a model, which reduces the model’s size and inference time without compromising accuracy.
Quantization: Convert the weights of the model from 32-bit to 16-bit or 8-bit precision. This technique decreases memory usage and speeds up computation, leading to lower cloud costs.
Knowledge Distillation: Train smaller “student” models to replicate the behavior of larger, complex “teacher” models. The resulting smaller models are cheaper to run while maintaining good performance.
3. Leveraging Serverless Architectures
Adopting serverless solutions can help reduce costs by eliminating the need to manage dedicated servers:
Serverless Inference: Platforms like AWS Lambda, Google Cloud Functions, or Azure Functions can be used to execute inference requests on-demand, which is ideal for workloads that do not require constant uptime.
Containerized Serverless: Use tools like Google Cloud Run or AWS Fargate to manage containerized applications without provisioning infrastructure manually, thus avoiding costs related to idle servers.
4. Hybrid Cloud Solutions
Hybrid cloud models help optimize costs by using both on-premises and cloud infrastructure:
On-Premises for Inference: If an organization has existing GPU infrastructure, inference tasks can be run on-premises, while more resource-heavy training is performed in the cloud, balancing cost and scalability.
Cloud Bursting: During peak demand, workloads can burst to the cloud, allowing organizations to manage costs by only using cloud resources when necessary.
5. Efficient Data Management
Data storage and retrieval are often significant cost drivers in GenAI implementations:
Data Tiering: Use different storage tiers for different types of data. For example, frequently accessed data can be stored in high-performance storage, while archival data can be stored in cheaper, long-term storage such as Amazon S3 Glacier.
Data Preprocessing: Reduce data size before feeding it into models. Removing unnecessary features, reducing sampling rates, and compressing data can help minimize both storage and computation costs.
6. Using Open-Source Tools
Utilizing open-source tools and frameworks can help avoid the licensing costs associated with proprietary software:
TensorFlow, PyTorch, and HuggingFace: These frameworks are open-source and can be run on on-premises or cloud infrastructure without licensing fees.
ONNX Runtime: Use ONNX for deploying models across different platforms efficiently. The runtime is optimized for inference, often reducing the cost of operations.
7. Monitoring and Reducing Idle Resources
Idle Resource Management: Implement scripts to automatically deallocate unused resources. These can be integrated using cloud-native automation tools like AWS Lambda or Azure Automation to periodically check and terminate idle instances.
Scheduling Workloads: Schedule model training and data processing jobs during off-peak hours to take advantage of lower cloud costs (such as discounts during non-business hours).
8. Caching and Reusability
Inference Caching: Cache frequently requested responses for popular inference queries, thus avoiding the need to re-run compute-heavy operations for repeated inputs. This can be implemented using Redis or cloud-native caching services like AWS ElastiCache.
Reuse of Pre-Processed Data: Store and reuse processed data, embeddings, or intermediate representations to reduce re-computation costs.
9. Optimizing Batch Sizes and Inference Pipeline
Batching Requests: Group inference requests to be processed in a single batch to make better use of compute resources, reducing the per-query cost. Batching can be done using tools like TorchServe or custom queue implementations.
Pipeline Optimization: Use model inference pipelines to improve the efficiency of the inference process by sharing computations across similar tasks, reducing redundancy and enhancing throughput.
10. Cost Evaluation Metrics
Total Cost of Ownership (TCO): Implement methods to evaluate the TCO of different parts of the GenAI stack. Tools like FinOps can provide insights into where your money is being spent and offer strategies to optimize spending.
Model Cost-Benefit Analysis: Regularly assess the cost-benefit of maintaining a large model versus utilizing smaller models or open APIs for specific tasks.
Scalability Strategies for GenAI Solutions
Scalability is a crucial factor for GenAI solutions, as these systems often have to handle large datasets, numerous users, or high volumes of requests. A scalable architecture ensures that performance remains consistent, regardless of workload changes. Below are the primary strategies to achieve scalability in GenAI:
1. Horizontal vs. Vertical Scaling
Scalability can be achieved through both horizontal and vertical scaling:
Horizontal Scaling: Involves adding more nodes to your system. For GenAI, this might mean adding more servers to handle model training and inference. Tools like Kubernetes are particularly effective for managing clusters of nodes and distributing workloads efficiently.
Vertical Scaling: Involves adding more resources (e.g., CPU, GPU, RAM) to a single server. While this may be appropriate for increasing the capacity of a specific workload, it is often limited by hardware constraints and is less cost-effective than horizontal scaling.
2. Containerization and Orchestration
Using containerization tools and orchestration systems can help achieve scalability while maintaining consistency across environments:
Docker: By containerizing GenAI components, you ensure that the system is portable and scalable. Each container can be deployed, replicated, or removed based on demand.
Kubernetes: Kubernetes can be used to orchestrate containers, automatically scaling up or down based on workload demands. It also allows for efficient load balancing, ensuring no single node becomes overwhelmed.
3. Load Balancing
To efficiently handle multiple requests, load balancing distributes traffic across multiple instances:
Cloud Load Balancers: Services such as AWS Elastic Load Balancer, Azure Load Balancer, and Google Cloud Load Balancing can be used to manage incoming traffic and distribute it evenly across multiple nodes.
Service Mesh: Using tools like Istio or Linkerd for load balancing within microservices-based architecture helps to optimize internal communications and scale smoothly as the number of services grows.
4. Distributed Model Training
GenAI models are often large, making training computationally intensive. Distributed training helps by splitting the workload across multiple resources:
Data Parallelism: The dataset is split across multiple nodes, and each node trains on its portion of data. After each training step, updates are shared and combined.
Model Parallelism: The model itself is divided across nodes, with each part of the model being trained separately. Tools like Mesh TensorFlow are helpful in this scenario for enabling large-scale, distributed model training.
5. Caching Mechanisms
Caching frequently used outputs can reduce the need for redundant model inference, helping to scale GenAI systems more effectively:
Inference Cache: Use tools like Redis or Memcached to store and quickly serve common model responses, thus reducing the need to run expensive computations repeatedly.
Embedding Cache: Store embeddings for frequently queried data to avoid recalculating them, which saves time and compute power.
6. Auto-Scaling
Automatically adjusting compute resources based on demand ensures scalability without manual intervention:
Cloud Auto-Scaling: Use services like AWS Auto Scaling, Google Compute Engine Auto Scaler, or Azure Virtual Machine Scale Sets to adjust resources automatically based on traffic patterns.
Node Autoscaling in Kubernetes: Configure Kubernetes clusters to add or remove nodes depending on the workload, which helps maintain efficiency during peak and low demand periods.
7. Data Sharding and Replication
Distributing data effectively across multiple databases is essential for scalability:
Data Sharding: Split large datasets across multiple database instances to improve query performance. For GenAI, this ensures that high-dimensional vectors or embeddings can be processed in parallel, improving overall throughput.
Replication: Create multiple replicas of databases to handle read-heavy workloads. Using MongoDB Atlas or PostgreSQL replication can ensure data is readily available to multiple users without introducing latency.
8. Content Delivery Network (CDN)
Leveraging CDNs helps reduce latency and improve scalability when serving model outputs, particularly for global audiences:
Edge Caching: Use CDNs like Cloudflare, Akamai, or Amazon CloudFront to cache model responses at edge locations, allowing for faster delivery to end-users.
Edge Deployment: Where possible, deploy lightweight versions of models to the edge using tools like AWS Greengrass or Google Anthos to bring AI capabilities closer to the user, reducing latency and improving responsiveness.
9. Queueing and Asynchronous Processing
Asynchronous processing can help handle large volumes of requests without blocking system resources:
Message Queues: Use tools like RabbitMQ, Apache Kafka, or Amazon SQS to queue incoming requests. This helps manage spikes in traffic by processing requests asynchronously.
Batch Processing: Group requests and process them in batches to utilize resources more efficiently, especially during high-traffic periods.
10. Monitoring for Scalability
Monitoring is crucial to ensure that scalability strategies are working effectively:
Metrics Collection: Tools like Prometheus, Grafana, or Datadog can be used to track system metrics such as CPU usage, memory consumption, and request rates.
Scaling Insights: Use these metrics to understand how workloads change over time and proactively scale resources. Predictive scaling, as offered by services like AWS Auto Scaling, helps anticipate demand and scale accordingly.
By implementing these scalability strategies, organizations can ensure that their GenAI solutions maintain high performance, responsiveness, and reliability, regardless of fluctuating user demands or growing datasets. Scalability is not just about handling more users but about doing so efficiently, without compromising on cost or system stability.
User-Centric Design in GenAI Applications
User Experience (UX) Considerations: Discuss how to integrate generative AI capabilities into user-facing applications, emphasizing interface design, chatbot responsiveness, and personalization.
Human-in-the-Loop Systems: Highlight how integrating human feedback during model inference can improve system reliability, with specific tools for active learning.
Data Management for GenAI Projects
Effective data management is fundamental to the success of Generative AI projects. Since these projects rely on vast amounts of structured, unstructured, and semi-structured data, managing this data efficiently ensures the quality, scalability, and overall performance of GenAI solutions. Below are the key aspects of data management for GenAI:
1. Data Collection and Ingestion
GenAI requires large volumes of data from diverse sources, and efficient data collection and ingestion strategies are vital:
Data Integration Tools: Use tools like Apache NiFi, Fivetran, or Kafka Connect to collect and integrate data from various sources, including databases, APIs, and external data lakes.
Batch and Stream Processing: Utilize batch processing for historical data and stream processing for real-time data ingestion using frameworks like Apache Spark or Apache Flink. This hybrid approach ensures up-to-date and historical data are both available for model training and inference.
2. Data Preprocessing and Cleaning
Data preprocessing is a crucial step to ensure that the quality of input data matches the requirements of the AI models:
Data Cleaning: Use tools like OpenRefine or Pandas to remove inconsistencies, correct inaccuracies, and deal with missing values.
Normalization and Transformation: Convert raw data into a structured format using techniques like tokenization, scaling, and normalization, ensuring that the data is compatible with GenAI models.
Data Augmentation: For scenarios involving limited training data, use augmentation techniques like synonym replacement or oversampling to enrich the dataset, particularly for language and vision models.
3. Data Storage Solutions
Data storage solutions should be chosen based on access frequency, performance requirements, and data type:
Data Lakes: Use Amazon S3, Azure Data Lake, or Google Cloud Storage for storing raw, unstructured, or semi-structured data, which can be used later for model training.
Data Warehouses: Structured data that requires fast querying can be stored in data warehouses like Snowflake, Amazon Redshift, or Google BigQuery.
Vector Databases: Use vector databases such as Pinecone or Weaviate for storing embeddings generated by models, facilitating efficient retrieval and similarity search.
4. Data Labeling and Annotation
High-quality labeled data is key to supervised learning, which many GenAI models require:
Data Annotation Tools: Utilize tools like Labelbox, Scale AI, or Amazon SageMaker Ground Truth for annotating data. Annotation may include labeling images, transcribing text, or tagging sentiment, depending on the application.
Human-in-the-Loop (HITL): Implement HITL workflows where human annotators can verify model outputs and provide corrections, improving the quality of training data iteratively.
5. Data Versioning and Lineage
Data versioning and lineage tracking help maintain transparency and reproducibility:
Data Version Control: Use tools like DVC (Data Version Control) or Delta Lake to track changes to datasets over time, ensuring model training can be reproduced with the exact versions of data.
Data Lineage Tracking: Tools like Apache Atlas or Amundsen help track the lifecycle of data, showing where data originates, how it changes, and where it is used within GenAI workflows.
6. Data Governance and Compliance
Ensuring compliance with data privacy regulations is crucial in GenAI projects:
Access Controls: Implement strict access controls to sensitive data using IAM (Identity and Access Management) tools, ensuring that only authorized users have access.
Data Encryption: Encrypt data both at rest and in transit using services like AWS KMS, Azure Key Vault, or Google Cloud KMS to prevent unauthorized access.
Compliance Management: Use tools like BigID or OneTrust to ensure data handling practices adhere to privacy regulations such as GDPR or CCPA.
7. Data Pipeline Orchestration
Effective orchestration ensures that data flows smoothly from ingestion to model deployment:
Orchestration Tools: Use Apache Airflow, Prefect, or Azure Data Factory to schedule and monitor data workflows, ensuring data is available where and when it is needed.
Real-Time Data Processing: For real-time GenAI applications, use tools like Apache Kafka or Amazon Kinesis to handle continuous data streams.
8. Data Quality and Monitoring
Maintaining high data quality is crucial for reliable model performance:
Data Quality Checks: Implement data validation checks using tools like Great Expectations to catch anomalies or inconsistencies in the data pipeline before they impact model training or inference.
Data Drift Monitoring: Use monitoring tools to detect data drift, ensuring that the input data distribution remains consistent over time. Services like Evidently AI or WhyLabs can help identify when retraining is needed.
9. Data Access Patterns and Optimization
Optimizing data access helps reduce latency and improves model performance:
Indexing: Create indexes for frequently queried data, especially for vector and graph databases, to speed up retrieval times.
Partitioning: Partition large datasets to improve query performance. Tools like Hive Partitioning or BigQuery Partitioned Tables can be used to break data into manageable chunks.
By effectively managing data across its lifecycle—from collection to monitoring—organizations can ensure that their GenAI projects are reliable, scalable, and compliant with regulatory standards. Proper data management not only helps in maintaining model accuracy but also in reducing operational complexities and optimizing resource utilization.
Edge Deployment of GenAI
Edge AI Use Cases: Illustrate scenarios where GenAI capabilities could be used on edge devices, such as smart home assistants or industrial IoT applications.
Frameworks for Edge Deployment: Tools like TensorFlow Lite or ONNX Runtime that enable running models on edge hardware.
Benchmarking and Performance Metrics
Evaluating Model Performance: Discuss important metrics such as latency, throughput, and accuracy in the context of generative AI. Suggest using tools like MLPerf for benchmarking.
Monitoring User Experience: Methods for tracking user satisfaction, response times, and how well the AI meets expected outcomes in real applications.
Case Studies and Real-World Applications
Industry-Specific Implementations: Provide examples of how different sectors—like healthcare, finance, or entertainment—are utilizing GenAI stacks.
Lessons Learned from Existing Implementations: Share learnings from companies that have integrated GenAI into their IT landscape, detailing challenges faced and how they were mitigated.
Collaboration and Multi-Agent Systems
Swarm and Multi-Agent Systems: Go deeper into OpenAI Swarm and describe how multiple agents can work in tandem for complex workflows. Highlight the use of Reinforcement Learning for enabling such cooperation.
Orchestrating Multi-Agent Workflows: Discuss tools like Ray for distributed training and inference, and how they help in deploying multiple generative agents efficiently.
Ethical Considerations and Responsible AI
Bias Detection and Mitigation: Explain how bias can be present in foundation models, and the importance of auditing training data and using bias-mitigation techniques.
Transparency and Explainability: Address how to achieve explainability in generative models, which is crucial for user trust and regulatory compliance, using tools like SHAP or LIME.
Notes and Future Directions
This tech stack isn’t a rigid blueprint but rather a point of reference. There are many tools and technologies that could fit into each of these layers, depending on your specific needs and constraints.
Moreover, it’s worth noting the importance of a vector database. Vector databases are particularly suited for GenAI applications, as they can handle complex, high-dimensional data while offering efficient querying and retrieval mechanisms. A prime example is SingleStore, which can handle both vector and traditional relational data efficiently, thus offering a flexible solution for AI applications.
In the future, additional layers like advanced monitoring, security, and specialized orchestration tools might become even more crucial to build production-grade GenAI systems.
NVIDIA Full-Stack Generative AI Software Ecosystem
NVIDIA Full-Stack Generative AI Software Ecosystem
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– 400+ Machine Learning Operation on AWS, Azure, GCP and Detailed Answers and References
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Machine Learning Quiz For Dummies
The App covers: Azure AI Fundamentals AI-900 Exam Prep: Azure AI 900, ML, Natural Language Processing, Modeling, Data Engineering, Computer Vision, Exploratory Data Analysis, ML implementation and Operations, S3, SageMaker, Kinesis, Lake Formation, Athena, Kibana, Redshift, Textract, EMR, Glue, GCP PROFESSIONAL Machine Learning Engineer, Framing ML problems, Architecting ML solutions, Designing data preparation and processing systems, Developing ML models, Monitoring, optimizing, and maintaining ML solutions, Automating and orchestrating ML pipelines, Quiz and Brain Teaser for AWS Machine Learning MLS-C01, Cloud Build, Kubeflow, TensorFlow, CSV, JSON, IMG, parquet or databases, Hadoop/Spark, Vertex AI Prediction, Describe Artificial Intelligence workloads and considerations, Describe fundamental principles of machine learning on Azure, Describe features of computer vision workloads on Azure, Describe features of Natural Language Processing (NLP) workloads on Azure , Describe features of conversational AI workloads on Azure, QnA Maker service, Language Understanding service (LUIS), Speech service, Translator Text service, Form Recognizer service, Face service, Custom Vision service, Computer Vision service, facial detection, facial recognition, and facial analysis solutions, optical character recognition solutions, object detection solutions, image classification solutions, azure Machine Learning designer, automated ML UI, conversational AI workloads, anomaly detection workloads, forecasting workloads identify features of anomaly detection work, NLP, Kafka, SQl, NoSQL, Python, DocumentDB, linear regression, logistic regression, Sampling, dataset, statistical interaction, selection bias, non-Gaussian distribution, bias-variance trade-off, Normal Distribution, correlation and covariance, Point Estimates and Confidence Interval, A/B Testing, p-value, statistical power of sensitivity, over-fitting and under-fitting, regularization, Law of Large Numbers, Confounding Variables, Survivorship Bias, univariate, bivariate and multivariate, Resampling, ROC curve, TF/IDF vectorization, Cluster Sampling, etc.
Important: To succeed with the real exam, do not memorize the answers in this app. It is very important that you understand why a question is right or wrong and the concepts behind it by carefully reading the reference documents in the answers.
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The App covers Machine Learning Basics and Advanced topics including: NLP, Computer Vision, Python, linear regression, logistic regression, Sampling, dataset, statistical interaction, selection bias, non-Gaussian distribution, bias-variance trade-off, Normal Distribution, correlation and covariance, Point Estimates and Confidence Interval, A/B Testing, p-value, statistical power of sensitivity, over-fitting and under-fitting, regularization, Law of Large Numbers, Confounding Variables, Survivorship Bias, univariate, bivariate and multivariate, Resampling, ROC curve, TF/IDF vectorization, Cluster Sampling, etc.
Domain 1: Data Engineering
Create data repositories for machine learning.
Identify data sources (e.g., content and location, primary sources such as user data)
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Domain 2: Exploratory Data Analysis
Sanitize and prepare data for modeling.
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Frame business problems as machine learning problems.
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Important: To succeed with the real exam, do not memorize the answers in this app. It is very important that you understand why a question is right or wrong and the concepts behind it by carefully reading the reference documents in the answers.
Note and disclaimer: We are not affiliated with Microsoft or Azure or Google or Amazon. The questions are put together based on the certification study guide and materials available online. The questions in this app should help you pass the exam but it is not guaranteed. We are not responsible for any exam you did not pass.
Daybreak Red and Daybreak Blue from OpenAI, specialized cyber defense models from OpenAI, are now available on Amazon Bedrock to eligible customers. Both models run with zero-operator access enforced at the chip, keeping your code and vulnerability data secure.
Link: https://arxiv.org/pdf/2604.27883 Hi, Most of use are familiar with the headache of training a neural network using gradient descent where the training error may go to zero but the test error may stay the same as initialization or even increases. My paper treats this phenomena as a consequence of data reuse bias and can be isolated by studying full batch gradient descent on a set of stylize Gaussian mixture models. I turns out that this fundamental issue can be avoided using some clever tricks from high-dimensional statistical theory, specifically approximate message passing (which is beyond the scope of this post but I would be happy to explain more). By doing so I created a training method called Decoupled Descent (DD) which generates a certificate that the training error of the network will asymptotically equal the testing error at each parameter iterate. I think this method gives a cool way to approach how to train networks and I was hoping to get y'alls input on it. It opens up some nice ideas for optimal stopping or hyperparameter tuning and future directions of pushing to something like SGD or more general models. I have attached the train-test curves on a simple model fitting problem to compare the performance of GD with with DD (my algorithm) to give a high-level idea of what the method can guarantee. I stress this is a theory paper so there is a long way to go to get to very large models but I think it is a good first step. 100 simulations of a simple high dimensional XOR model for a bespoke two layer network. Left is training with GD, right its training with my method. The colored bands are 25% to 75% quantile. Happy to answer whatever questions people have, I plan on writing a PyTorch compatible package for this training method one day so any feature suggestions would be welcome as well. submitted by /u/mlovik1 [link] [comments]
Few days ago I feel like I need to get started with researching about LLMs. One thing which strikes the most in my mind , how we can reduce the time required for pre-training an LLM model to just few minutes. Right now the most efficient method that we have is knowledge distillation, which still takes time in response generation by the teacher model from prompts, backpropagation and training, to adjust the weights of student model making it to mimic the teacher model. What if there is any way where we can adjust the model weights of an untrained model so that it becomes mathematically the same function as of the trained model.I want to figure out if there any such algorithm exist which would perform simple mathematical operations on the untrained model such that it becomes mathematically same function as the trained model. If this become successful there is no need of training under distillation process or any conventional process, just few math operations on the untrained model, and then it's done, which would be taking few minutes. I need guidance and collaboration for someone who is working in this direction. submitted by /u/subratmohapatra2003 [link] [comments]
Back after ~6 months — rebuilding my spiking language model around CPU-first inference Hey everyone. It’s been around six months since I last posted anything about this project here. Some of you might remember Project NORD, my experimental hybrid spiking / brain-inspired language model architecture. I basicall disappeared for a while 😅, but recently I came back to the project, went through the old architecture again, and realized I didn’t really want to keep stacking fixes on top of it. So instead, I’ve started rebuilding a pretty large part of the system. The new version is called: NORD 5.5 — Flash The main idea this time is pretty simple: What happens if I design the architecture around CPU inference from the beginning, instead of building soething Transformer-like and trying to optimize it later? A lot is changing internally. The current design uses things like: strictly causal processing no standard quadratic attention in the main inference path causal convolution-style token mixing token-time LIF / event dynamics sensory → association → memory → executive processing stages top-1 sparse MoE + a shared expert persistent recurrent memory separate structural, personal and auxiliary memory banks persistent recurrent identity state factorized vocabulary embedding/output streaming token-by-token inference One of the biggest changes is actually something much simpler. Older versions of NORD used an artificial internal spike-time dimension, roughly like this: token -> T0 -> T1 -> T2 -> ... -> T9 I’m mostly getting rid of that. Instead, the actual language sequence becomes the time axis: token0 -> token1 -> token2 -> token3 -> ... That removes a lot of intermediate state and makes the whole architecture considerably cleaner. Going back through the old code also exposed a few things I wasn’t very happy with. Some experimental modules weren’t completely causal, memory was coupled too much to sequence shape, and parts of the STDP system ended up being more disconnected from real training than I originally intended. So NORD 5.5 isn’t really about throwing even more “brain-inspired” components into the model. It’s mostly about simplifying the core and making the things that remain actually work together properly. I’m definitely not claiming this is going to beat Transformers, RWKV-style models, linear attention models, etc. Right now it’s still very much an experiment. The part that actually matters comes next: training and benchmarking it. Things I want to compare: NORD 5.0 vs NORD 5.5 CPU tokens/sec RAM usage perplexity / validation loss long-context behaviour memory on/off MoE on/off spiking components on/off I’m especially curious to hear from anyone working on SNNs, recurrent models, sparse MoE, CPU inference, or weird alternative language-model architectures in general. After not touching the project seriously for about half a year, it feels surprisingly good to be building it again 😅 I’ll post actual numbers once I have something that’s worth benchmarking instead of just architecture diagrams. submitted by /u/zemondza [link] [comments]
I am now reviewing a bunch of papers for AAAI 2027 and it has surprised me the low amount of submissions with no code implementation. I don’t know if it has been only in my batch or it is common, but I was expecting very detailed appendices + code submission since AAAI is very explicit with the topic of reproducibility. I was planning to take this into consideration when assigning my initial scores, but I would like to hear your opinions. I have always submitted my code: it gives a very good impression and after reviewing process finishes we just publish it on ArXiv, so no one “tries to stole the idea” (although I think that this is very very unlikely). So I cannot find any excuse for those submissions that do not have code implementation, specially in today’s times where AI assistants can just write an empirical paper with artificial results within a couple of hours submitted by /u/wontonut [link] [comments]
I built HyperSAE, a PyTorch library that applies Poincaré hyperbolic geometry to Sparse Autoencoders for mechanistic interpretability. GitHub: https://github.com/vishal-dehurdle/hypersae Paper: https://vishalvermalabs.com/papers/empirical-validation-hypersae-poincare-geometry/ Install: pip install hypersae Motivation Standard SAEs embed dictionary atoms in Euclidean space, where volume grows as O(rd.) The concepts LLMs learn form branching hierarchies that expand as O(br.) At 16K+ dictionary sizes, this mismatch causes feature collisions at the boundary, dead latents, and reconstruction degradation. Architecture HyperSAE uses a decoupled dual-speed design: Forward pass remains entirely Euclidean. Zero inference overhead. Causal steering stays a single vector addition. During training, dictionary weights are projected into the Poincaré ball. An entailment cone loss organizes parent concepts near the origin and child concepts near the boundary, where hyperbolic volume expands exponentially. Results (Gemma-2-2B Layer 13, 20M tokens FineWeb-Edu, NVIDIA L4) Metric FlatSAE HyperSAE Delta Reconstruction MSE 4.5724 4.1232 -9.8% CE Loss Recovery 75.5% 78.9% +3.4pp Dead Latents 3.8% 0.2% -3.6pp MMLU-Pro Accuracy 16.11% 16.26% +0.15pp GPQA Diamond 100% 100% -- The library includes co-activation queue tracking, TriPartite loss (reconstruction + L1 sparsity + entailment), and a single-class trainer interface. Feedback on the geometric formulation or benchmark methodology is welcome. submitted by /u/visha1v [link] [comments]
ONESTRUCTION, with technical advisory from the AWS Generative AI Innovation Center, built Ishigaki-IDS, a foundation model specialized for construction and BIM workflows. This architectural case study shows how they combined synthetic data, a three-stage training pipeline, and verifiable rewards on Amazon EC2 to build a domain model in a data-scarce field.
Hey everyone - we've been building something particularly relevant to ML at large - The Agentic World Cup - a platform where Agents compete in sports. As you know, today's Agents can code, do math, and write - but they aren't nearly as fluent in sports - many of you would know this as the "embodiment gap". Closing the embodiment gap is why we are pursuing this. Sports is both the training and testing ground for true embodied intelligence. Agents will have to actually "think on their feet" to use a colloquial term. In other words, we're pioneering making agents think like athletes, not just nerds. 🙂 How it works: Sign in Select your LLM Coach it (through prompting) Submit it! Your agent will automatically play with other agents, and you will be able to watch it's performance on the site. By Friday, your final rankings come in and be published on the site! Past that though, we also believe that there's a particularly large gap in embodied benchmarking AND a forum for quickly trying out different methods by not just researchers and engineers. Some people are bullish on ViTs, others on onlineRL, and still others on neuro-symbolic systems, etc. So over the long term, we envision anyone be able to quickly test out their latest & greatest insights and algorithms on more publicly facing embodied challenges - which sports is really the apex of. I'd love to hear from the ML community - since this will ultimately be of service to you, so please send us your feedback! submitted by /u/agenticworldcup [link] [comments]
Photographers are among the most skeptical audiences for generative AI. Learn how Pixieset used Amazon Bedrock to launch an AI-generated alt text feature to millions of users in four months, reaching 35% adoption by automating the tedious image SEO work photographers avoid, without touching the creative craft they take pride in.
Learn how First Orion, a branded communications company, shifted from brittle script-based UI testing to AI-driven QA automation with Amazon Nova Act. By describing tests in plain English instead of maintaining selector-based code, they cut QA cycle times, freed engineering capacity, and caught regressions earlier.
Claude apps gateway is a self-hosted governance layer between Claude Code and Claude Desktop and Amazon Bedrock or Claude Platform on AWS. This post presents a production reference deployment covering end-to-end architecture, enterprise deployment patterns, cost, and implementation resources.
Hello all, I am wondering if a transition from a Ph.D. in electrical engineering (Quantum optics/photonics) to a job in ML is a reasonable aspiration. Personally, I have extensive software development experience competing and winning numerous coding competitions over the years, but most importantly my undergraduate research project was ML based (ML for SiC grating design optimization), I placed third in our universities "Agri-AI" competition which was basically just a big data project for the agriculture department, and I have done several projects in realizing optimal qubit control using ML to bridge the gap between simulation optimization and experimental errors (essentially using an MLP to compensate an unknown system frequency response). I am also generally interested in PINNS and any physical applications of ML. If anyone has made a similar transition I would love to hear how it went for you and what your intended goals were. The more I do projects related to this subject I find myself wanting to make a career out of it more and more. (bonus points if you come from a physics background) 😄 submitted by /u/Plane_Telephone9433 [link] [comments]
I am working on an AI for a small single-player merge puzzle and would appreciate pointers to related algorithms, papers, or existing implementations. It resembles 2048 in its action -> afterstate -> random event structure, but has a larger action space, stack constraints, and a random event that is previewed one move before it is applied. I have an exact simulator. I am not trying to learn the game dynamics from pixels at this stage; the current question is how best to learn values/policies and allocate a limited planning budget. ## Game rules - The board contains 6 vertical stacks, each with a maximum height of 7. The first item in a stack is its top. - An action chooses an ordered pair of different columns: 6 x 5 = 30 possible actions. - The complete contiguous run of equal tiles at the top of the source stack is moved onto the destination stack. An action moves the whole run, not one tile. - If the destination now has at least 3 equal tiles at its top, the complete run merges into one tile of value `n + 1`. Cascades are possible. - A merged 9 disappears and gives one point. Tiles normally present on the board have values 1 through 8. - Merging happens before overflow is checked. The game ends when any stack remains higher than 7. - Every fourth player action is followed by one new random tile being added to every column. - The six upcoming random values are revealed after the third action. The player can therefore choose the fourth action while knowing the exact six tiles that will then be added. - A random tile is in `[1, min(7, highest value merged so far)]`. The real distribution is not yet known. It appears biased toward high values, and human players report runs of "simple" drops (one or two distinct values) alternating with more complex mixed drops. One cycle is therefore: ```text deterministic action 1 deterministic action 2 deterministic action 3 -> reveal a random six-tile preview preview-conditioned action 4 -> apply the known six-tile drop repeat ``` The random preview is the chance event. Applying an already revealed preview is deterministic. ## Objectives There are two related objectives: Maximize the number of 9s in one game. Maximize the total number of 9s in 30 minutes. Death permits a restart, so this is closer to a continuing average-reward/throughput problem than a conventional episodic score problem. The real interface is animation-limited to roughly one player action per second, so 30 minutes is approximately 1,800 actions. Human results in the timed mode are around 115 total 9s on the server I observed. In a separate untimed mode, strong humans can maintain a mature board for 1,000+ 9s, although that mode allows one limited revive. The distinction between cold-start cost and mature-board efficiency seems important. In one of the current AI's best games, the first 9 took 48 actions, while subsequent 9s took 18.7 actions on average. ## Current representation and network The state contains: - a 6 x 7 x 9 one-hot board; - the four-action cycle phase; - the six preview values when known, plus a preview-present flag; - the current random-tile value cap; - the maximum number of empty columns reached in the current cycle and in each of the previous three cycles. The current input has 394 features. The Policy/Value network is column-permutation equivariant: - one shared encoder processes each column; - an ordered source/destination pair head scores the 30 actions; - value heads predict future 9 count over a long horizon, normalized distance to the next 9, and short-term death risk. The history features were motivated by a human rule of thumb: in long games, at least one of the last three drop cycles should have temporarily maintained two empty columns. The history is not required for Markov dynamics under the current IID simulator; it is intended as a strategic summary and may become predictive if real drops have temporal regimes. ## Current planning I use the exact simulator with a stochastic PUCT search. The player action is separated into a deterministic afterstate and an explicit chance node. Current configuration: ```text 128 simulations per real action maximum tree depth: 32 player actions c_puct: 1.5 gamma: 1.0 death-risk penalty: 0.5 maximum 8 fixed chance particles per chance node chance progressive widening exponent: 0.5 minimum 2 visits for every legal root action ``` At the third action, simulations branch over sampled six-tile previews. Below each preview outcome, the tree can choose a different fourth action and applies that preview exactly. After every real action I currently rebuild the tree rather than reusing it. Depth 32 is only a cap. With 30 root actions, 128 simulations, root coverage, and chance branching, most candidates receive only shallow explicit search; the learned Value network estimates most of the long horizon. ## Training process The current process is a form of expert iteration/reanalyse: Generate long games with beam search and then Policy/Value-guided PUCT. Save full episodes, root visit distributions, 9-event positions, death, and optional root action values. Train on column-permutation augmentation. Give extra policy weight to states after the first 9, states containing 7/8 tiles, high-scoring episodes, and states with human-like long-game structure. Generate new PUCT trajectories with the updated network and repeat. I initially used DQN, behavior cloning, demonstration replay, and DAgger-style data aggregation. The Policy/Value + search route has been substantially better for long games. ## Current results These are simulator results under one assumed high-value-biased drop distribution, not results from the real game distribution. - An earlier explicit-chance PUCT model scored 81 total 9s in 16 episodes (mean 5.06, maximum 11, 2,365 actions). - Search distillation later produced a game with 13 total 9s in 272 actions. This remains the single-game maximum. - Adding human-structure weighting improved a small paired evaluation. - Adding the four-cycle empty-column history produced 59 total 9s in 1,675 actions over 12 new episodes, versus 47 in 1,537 actions for its no-history teacher on the same seeds. This is 35.2 versus 30.6 9s per 1,000 actions, but 12 episodes is far too small for a reliable conclusion. - Under the current assumed distribution, even 35.2 per 1,000 actions projects to only about 63 per 1,800 actions, still well below the observed human timed score. I am moving toward paired evaluation on at least 64-128 untouched seeds with bootstrap confidence intervals. I track first-9 cost, subsequent-9 gaps, survival length, per-1,000-action throughput, and fixed-action-budget totals rather than only mean episodic score. ## Things that did not work - A learned action/afterstate Q head achieved low offline MAE but made closed-loop search much worse. Ordinary reanalyse covered too few actions per state, while a full-action root target still suffered from extrapolation/calibration problems. - Jointly fine-tuning the shared encoder for Q degraded the existing policy and value estimates. - Increasing root minimum visits from 2 to 3 reduced performance. - Increasing simulations from 128 to 192 did not improve the paired sample. - Directly adding a handcrafted board-structure score to leaf values changed behavior but reduced overall performance. Using the structure only to weight policy training was better. - Exhaustively maximizing over all preview-conditioned fourth actions at a leaf caused severe maximization bias because the learned Value was not one-step Bellman-consistent. - Restricting search to exactly one four-action cycle had mixed results even after fixing depth-cutoff evaluation. - Repeated policy-only self-distillation quickly saturated. ## Approaches I am considering **2048-style afterstate TD / N-tuple value learning.** The deterministic action followed by a random event seems almost exactly the setting where afterstate TD is useful. I am unsure how best to combine it with the three deterministic actions, the preview chance node, and the preview-conditioned fourth action. **Gumbel MuZero / sequential halving at the root.** With 30 legal actions and only 128 simulations, forcing every root action to receive two visits may waste half the budget. **Persistent tree reuse.** Re-root after each selected action and, when the real preview appears, follow the matching chance outcome or add it if it was not sampled. **Multi-horizon or distributional values.** Predict future 9s over 16/64/256 actions, survival, and perhaps return quantiles instead of one noisy long-horizon mean. **Average-reward training.** Optimize fixed-action-budget throughput including restart/cold-start cost instead of episodic discounted return. **A regime-switching drop model.** Fit an HMM or other conditional sampler if real preview logs confirm alternating simple/complex drop regimes, then condition the policy on recent previews or a distribution belief. **A frozen base network plus residual adapters.** Learn history-dependent corrections to policy/value without damaging the already useful board encoder. ## Questions - Is there an established algorithm or open-source project for a game with this action -> afterstate -> chance -> preview-conditioned action structure? - Would an N-tuple afterstate value network plus expectimax be a better fit than a neural Policy/Value + PUCT system here? - How would you allocate 128 simulations across 30 root actions and stochastic preview outcomes? Is Gumbel sequential halving the obvious next step? - Is tree reuse across deterministic actions and observed chance outcomes likely to matter more than another round of self-play training? - What is a sound way to train an afterstate value without the all-action extrapolation failure I saw with the Q head? - For the 30-minute objective, would you formulate this as an average-reward continuing MDP, a fixed-horizon problem with automatic resets, or something else? - Are there papers on 2048, SameGame, Tetris, stochastic packing/merge puzzles, or inventory-like stack planning that are especially relevant? - Are there standard tests for deciding whether observed random drops are IID or generated by a hidden regime process before building a conditional model? The most relevant work I have found so far is the 2048 N-tuple/afterstate TD literature, Single-Player MCTS for SameGame, Gumbel MuZero, and "Planning in Stochastic Environments with a Learned Model" (Stochastic MuZero). Pointers to stronger baselines, code, or terminology for this problem class would be very helpful. submitted by /u/CaiwenGong [link] [comments]
Hello, I wanted to share the work my colleague and I have been doing, which has just been published in Software X journal. We developed a Rust-based implementation of Random Forest. It has bindings for both Python and R. Fru is highly optimized, offering competitive runtime performance and better scalability than popular implementations on these platforms. For Python, Fru outperforms the scikit-learn implementation by several factors, and in some scenarios it can be hundreds of times faster. In R, Fru is typically a few dozen percent faster than the ranger package, though the speedup can reach several times faster depending on the use case. The model also includes a novel implementation of permutation importance, which provides an additional performance boost. Thanks to its layered design, we were able to easily create bindings for both Python and R. In Python, we use Arrow PyCapsule, which allows the model to work seamlessly with any compatible library, including pandas, polars, pyarrow, and many others. paper R package Python package submitted by /u/kpiwonski [link] [comments]
Obviously nobody needs a transformer that's good at multiplication. I wanted to know whether a stock transformer could do exact arithmetic if I chose its weights directly. I implemented the grade-school algorithm as a computation graph and compiled it into an ordinary Phi-3 Hugging Face checkpoint using Torchwright, a compiler I wrote. No training. The three-digit calculator gets all 3,000,000 supported expressions right. I've published checkpoints to Hugging Face that support up to 12 digit x 12 digit multiplication. For fun, I also disabled reasoning and tested six frontier models. Accuracy falls off a cliff as the numbers get longer; at seven digits, five scored 0/500. Mine stays at 100%, although it has the considerable advantage that I put the multiplication algorithm directly into its weights. I ended up building four versions: grade-school, hardware-style, scratchpad, and brute-force memorization. They compute the same function while spending layers, width, generated tokens, and parameters very differently. Write-up: https://ood.dev/posts/calculator/ Repo: https://github.com/physicsrob/torchwright Checkpoint: https://huggingface.co/physicsrob/torchwright-calculator-simple-max-digits-3 submitted by /u/notforrob [link] [comments]
The Amazon SageMaker AI Spaces add-on for Amazon EKS runs managed JupyterLab and Code Editor environments on the cluster your ML team already operates. This post shows how to install and configure the add-on, connect from the browser and from VS Code over SSH-over-SSM, and move your team to OpenID Connect sign-in with Amazon Cognito.
nOps rebuilt its Clara FinOps AI agent on Amazon Bedrock AgentCore, replacing a self-managed Amazon EKS stack running LangChain and LangGraph. The move cut time-to-production by 75% (from 10-12 months to 4 months), improved response quality, and reduced operational overhead while keeping analytics governed through Databricks Lakehouse Metric Views.
Hi, I would like to file a complaint about an accepted and published CVPR 2026 paper that its main contribution is a dataset but it was never released, and honestly I don’t know who to contact. The dataset was never released prior to the conference, or during the conference or after the conference. I personally feel there was a lack of proper checking that the dataset was gonna be available before the conference since this is a requirement. I’ve tried contacting the authors without any success (which tbh I wouldn’t even need to because it has to be released anyways). The authors even point a GitHub link in the paper but the repo is empty (and it was always empty). submitted by /u/ElPelana [link] [comments]
Today the most important factor in AI is cost. My idea is to split ML models inference (closed ones, proprietary) across server and edge computing on clients, and I would like to hear what do you think about this thing. For example some of model weights/modules would be on client, and some on the server side (where user has no access to them). This could potentially un-load some processing from datacenters, moving part of the cost to the client hardware. Probbably the most important question here will be how to achieve this - and I believe one hypothetical option will be to train like two separate models - client model and server model, and they will communicate through tensors/latent representations across network protocol. Secondly such split of server side and client side model ends, can provide later some beneficial outcomes I hope (because in between "talk" protocol can be maybe kind of standarized one in some future development, but this is only more like brainstorm now). Such split might not only be one-to-one, but one-to-many, many-to-many etc. What do you think about this idea? submitted by /u/komorra [link] [comments]
Say you want to swap out your embedding models, for instance from ADA to Titan. Are these embedding models comparable? How do similarity score ranges compare? Where to put a threshold for minimum match when doing retrieval? Or more from a research point of view how can we relate and fundamentally understand these embedding spaces better? This is what we aim to solve with Synthetic Query Probing, a fancy name for essentially (and intentionally) a very simple approach: embedding spaces are not directly comparable by definition, so compare similarity spaces instead, similarity match scores for pairs of content (synthetic question, chunk for instance) across multiple embedding models. For example, similarity scores of Titan models of different dimensionalities are semilinearly related, whereas the relation between Titan and Ada scores is non-linear, with different ranges, see figure. https://preview.redd.it/eauhd4hdyiih1.png?width=4767&format=png&auto=webp&s=e424c836c48962928d9505cf747e7cd9fb0b719f See https://arxiv.org/pdf/2608.05857, Marcin Rozmus and Peter van der Putten. Similarity Spaces across Embedding Models with Synthetic Query Probing. Discovery Science 2026, October 5-9, 2026, Mainz, Germany submitted by /u/pppeer [link] [comments]
Reasoning alone cannot predict the chaotic physical world. Without a sensory and motor interface to reality, non-physical AI will not deliver the scientific and technological breakthroughs we expect. submitted by /u/dontkry4me [link] [comments]
Does anyone have any idea about the instructions for the camera ready at workshops? The deadline is August 15, but there are no indications and workshop organizers know nothing about that.. Some workshops have enabled the upload of camera ready PDF on openreview, but what about copyright form and latex source files? submitted by /u/rokk07 [link] [comments]
Analog in-memory compute is getting attention again as a way around the energy cost of moving weights between memory and compute. The recurring objection is noise, since analog cells have real variation and you can't refresh your way out of it like you can with digital. I wanted to see the shape of the degradation curve rather than reason about it abstractly, so I ran a simple experiment: train a network normally, then evaluate under increasing weight noise. The curve isn't smooth. Accuracy is stable up to a point, then drops hard: 83%, 64%, then essentially random. More like a threshold than a proportional decrease. Retraining with noise injected during training (so the optimizer finds flatter minima, presumably) shifts that threshold substantially. 61% versus 39% at matched noise. What I'd like to hear from this sub: is the flat-minima explanation the right framing here, or is something else driving the gap? And is there work on optimizing directly for noise robustness rather than just injecting noise and hoping, something closer to an explicit sharpness penalty targeted at the hardware's actual noise profile? Code and figures in the writeup: https://towardsdatascience.com/analog-ai-is-back-can-it-survive-its-own-noise/ submitted by /u/Georgiou1226 [link] [comments]
Genome language models have emerged as a promising strategy for designing biological systems, but their ability to generate functional sequences at the scale of whole genomes has remained untested. Here, we report the first generative design of viable bacteriophage genomes. We leveraged frontier genome language models, Evo 1 and Evo 2, to generate whole-genome sequences with realistic genetic architectures and desirable host tropism, using the lytic phage ΦX174 as our design template. Experimental testing of AI-generated genomes yielded 16 viable phages with substantial evolutionary novelty. submitted by /u/moschles [link] [comments]
Is this it for Causal Inference? Looks like the field continues to be of interest only at UAI/AISTATS/CLeaR. All good venues, but LLMs/Agents/etc seem to have eaten much of the lunch of several other subfields at the top 3 conferences. God help us all. **p.s.** the list: https://danyaljj.github.io/neurips2026-workshops/ submitted by /u/Beautiful_Baker_2233 [link] [comments]
Out of curiosity, if you were a reviewer or author, how did the review period go? For me, it was weird, because I gave reviews with specific details (what specifically could have been better, how to fix it), but realized other reviewers gave similar superficial reviews. Even the paper which was a control for me (no LLM), I gave specific comments, but other reviewers focused on minor things. During the discussion period for one paper, one reviewer broke the double blindness condition, and gave specific examples of what the LLM gave and justified their reject…..but they didn’t even state that in their initial review (nor engaged with the author rebuttals). There was no also no sense of: “author said this was unclear, check with the LLM to see what’s the issue” For one of my own papers, we had great scores for originality and significance, but had low scores for clarity, with at least two reviewers finding difficulty understanding established notation and concepts, and I’m wondering whether it would have been better to break the double blindness and said: look, the point of an LLM assisted review is that if you don’t even know this material, you can ask it questions, like if other papers use the same notation, how our paper compares with them, etc… submitted by /u/OutsideSimple4854 [link] [comments]
Hello! Let's use this thread to discuss ICDE results which should be coming out shortly today (hopefully). Edit: Results are out! submitted by /u/mythrowaway0852 [link] [comments]
What's your commitment submission ID? My submission number is ~150 (submitted two days ago) and I'm wondering what the total number of commitments is. Did anyone commit near the deadline? submitted by /u/hepiga [link] [comments]
In this post, you learn how Cohere Health built a multi-tenant agentic architecture on AgentCore using AgentCore Runtime’s secure MicroVM isolation, unified tool access through AgentCore Gateway, AgentCore Memory, and the Agent Skills open standard to rapidly scale policy digitization capabilities, while preserving transparency, version control, and human oversight.
TReNDS, a research center at Georgia State University, built an agentic AI pipeline on Amazon Bedrock and the open-source Strands Agents SDK that automatically investigates production errors in real time, reducing root-cause analysis from 15 to 30 minutes of manual work to under 60 seconds.
The AWS Generative AI Innovation Center built an automated system that uses constraint programming and custom tree search to determine, with mathematical certainty, when and how an NHL team clinches a playoff spot. The approach was validated against four full NHL seasons of officially published results.
Temporal policies in Amazon Bedrock AgentCore let you define stateful rules that evaluate authorization based on an agent's session history. Learn how to enforce workflow sequencing, prevent data fabrication, cap financial exposure, and require human approval for high-value actions.
Learn how to configure rate limits on Amazon Bedrock AgentCore gateway to enforce per-user and per-target traffic controls. Define request, token, and connection limits scoped by JWT claims or IAM identity to protect downstream models, tools, and agents from traffic spikes.
Learn about new capabilities in Amazon Bedrock AgentCore: temporal policies powered by Dogwood, a new open source policy language for AI agents, and rate limiting on the gateway. These features give you deterministic control over sequences of agent actions and cost ceilings that hold regardless of agent behavior.
As engineering teams adopt coding agents like Codex, leaders need visibility into adoption, consumption, and reliability. This post shows how to route Codex OpenTelemetry metrics through a local collector to Amazon CloudWatch for an AWS native view of usage by user, team, and cost center.
Learn how to run the full Amazon Bedrock Automated Reasoning policy lifecycle from your coding agent. A suite of open source Agent Skills builds, reviews, tests, debugs, deploys, and validates a custom policy end to end, turning a specialized console task into a repeatable engineering workflow.
PDI Technologies built PDI Brew, an agentic platform on AWS where non-technical employees describe a tool in plain English and receive a fully provisioned, multi-tenant web application in seconds. See how a pluggable planner and an AWS Lambda provisioning agent turn plain-English intent into governed, multi-tenant apps backed by Amazon Bedrock.
The Amazon SageMaker Python SDK v3 now exposes generative AI inference recommendations in Amazon SageMaker AI directly in your notebook. Benchmark an endpoint, generate data-driven deployment recommendations, and deploy the recommended configuration without leaving your notebook workflow.
Learn how LendingTree built a production multi-agent mortgage assistant on Amazon Bedrock. Three coordinated agents use LangGraph, the Model Context Protocol, and Amazon Nova models with built-in guardrails to deliver 24/7 personalized mortgage guidance while meeting strict financial-services compliance.
In this post, we'll explore how Mobileye deployed an AI support agentic solution on Amazon Bedrock AgentCore - from the support bottleneck that sparked the idea, through the proof of concept that validated it, to the hybrid architecture that bridges on-premises systems with AWS cloud services. This approach is relevant for enterprises struggling to scale AI Agents while maintaining enterprise grade governance and security standards.
AI agents on Amazon Bedrock AgentCore run in the cloud, but users' tools and files live on their laptops. Learn how to build a secure MCP bridge that lets a cloud-hosted agent call local MCP servers by tunneling signed messages over the existing WebSocket connection through a browser extension and Chrome native messaging, with no open ports or VPN required.
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In this article, you will learn how an agent's approach to managing state — stateless or stateful — shapes both its implementation and the deployment...
It's tempting to treat loop engineering as something invented in a single week in June, but the mechanics behind it are closer to five years old, and knowing the lineage is what separates a real understanding of the idea from just repeating the trend piece.
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In this article, you will learn what prompt injection and tool misuse are in the context of agentic AI systems, and which defense strategies experts...
In this article, you will learn how scikit-ollama bridges the scikit-learn interface with locally running Ollama models to perform zero-shot text classification; no cloud API...
In this article, you will learn how to evaluate LLM applications using the three dominant open-source frameworks — RAGAS, DeepEval, and Promptfoo — and why...
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Understand bastion hosts, and which subnet one might live on. Bastion hosts are instances that sit within your public subnet and are typically accessed using SSH or RDP. Once remote connectivity has been established with the bastion host, it then acts as a ‘jump’ server, allowing you to use SSH or RDP to login to other instances (within private subnets) deeper within your network. When properly configured through the use of security groups and Network ACLs, the bastion essentially acts as a bridge to your private instances via the Internet.” Bastion Hosts
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Know the difference between Directory Service’s AD Connector and Simple AD. Use Simple AD if you need an inexpensive Active Directory–compatible service with the common directory features. AD Connector lets you simply connect your existing on-premises Active Directory to AWS. AD Connector and Simple AD
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Know how to enable cross-account access with IAM: To delegate permission to access a resource, you create an IAM role that has two policies attached. The permissions policy grants the user of the role the needed permissions to carry out the desired tasks on the resource. The trust policy specifies which trusted accounts are allowed to grant its users permissions to assume the role. The trust policy on the role in the trusting account is one-half of the permissions. The other half is a permissions policy attached to the user in the trusted account that allows that user to switch to, or assume the role. Enable cross-account access with IAM
Know which services allow you to retain full admin privileges of the underlying EC2 instances EC2 Full admin privilege
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Know When Elastic IPs are free or not: If you associate additional EIPs with that instance, you will be charged for each additional EIP associated with that instance per hour on a pro rata basis. Additional EIPs are only available in Amazon VPC. To ensure efficient use of Elastic IP addresses, we impose a small hourly charge when these IP addresses are not associated with a running instance or when they are associated with a stopped instance or unattached network interface. When are AWS Elastic IPs Free or not?
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Know what are the four high level categories of information Trusted Advisor supplies. #AWS Trusted advisor
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Know how to troubleshoot a connection time out error when trying to connect to an instance in your VPC. You need a security group rule that allows inbound traffic from your public IP address on the proper port, you need a route that sends all traffic destined outside the VPC (0.0.0.0/0) to the Internet gateway for the VPC, the network ACLs must allow inbound and outbound traffic from your public IP address on the proper port, etc. #AWS Connection time out error
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Be able to identify multiple possible use cases and eliminate non-use cases for SWF. #AWS
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Understand how you might set up consolidated billing and cross-account access such that individual divisions resources are isolated from each other, but corporate IT can oversee all of it. #AWS Set up consolidated billing
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Know how you would go about making changes to an Auto Scaling group, fully understanding what you can and can’t change. “You can only specify one launch configuration for an Auto Scaling group at a time, and you can’t modify a launch configuration after you’ve created it. Therefore, if you want to change the launch configuration for your Auto Scaling group, you must create a launch configuration and then update your Auto Scaling group with the new launch configuration. When you change the launch configuration for your Auto Scaling group, any new instances are launched using the new configuration parameters, but existing instances are not affected. #AWS Make Change to Auto Scaling group
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Know how you would go about making changes to an Auto Scaling group, fully understanding what you can and can’t change. “You can only specify one launch configuration for an Auto Scaling group at a time, and you can’t modify a launch configuration after you’ve created it. Therefore, if you want to change the launch configuration for your Auto Scaling group, you must create a launch configuration and then update your Auto Scaling group with the new launch configuration. When you change the launch configuration for your Auto Scaling group, any new instances are launched using the new configuration parameters, but existing instances are not affected. #AWS Make Change to Auto Scaling group
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Know which field you use to run a script upon launching your instance. #AWS User data script
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Know how DynamoDB (durable, and you can pay for strong consistency), Elasticache (great for speed, not so durable), and S3 (eventual consistency results in lower latency) compare to each other in terms of durability and low latency. #AWS DynamoDB consistency
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Know the difference between bucket policies, IAM policies, and ACLs for use with S3, and examples of when you would use each. “With IAM policies, companies can grant IAM users fine-grained control to their Amazon S3 bucket or objects while also retaining full control over everything the users do. With bucket policies, companies can define rules which apply broadly across all requests to their Amazon S3 resources, such as granting write privileges to a subset of Amazon S3 resources. Customers can also restrict access based on an aspect of the request, such as HTTP referrer and IP address. With ACLs, customers can grant specific permissions (i.e. READ, WRITE, FULL_CONTROL) to specific users for an individual bucket or object. #AWS Difference between bucket policies
Understand how you can use ELB cross-zone load balancing to ensure even distribution of traffic to EC2 instances in multiple AZs registered with a load balancer. #AWS ELB cross-zone load balancing
Spot instances are good for cost optimization, even if it seems you might need to fall back to On-Demand instances if you wind up getting kicked off them and the timeline grows tighter. The primary (but still not only) factor seems to be whether you can gracefully handle instances that die on you–which is pretty much how you should always design everything, anyway! #AWS Spot instances
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The term “use case” is not the same as “function” or “capability”. A use case is something that your app/system will need to accomplish, not just behaviour that you will get from that service. In particular, a use case doesn’t require that the service be a 100% turnkey solution for that situation, just that the service plays a valuable role in enabling it. #AWS use case
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There might be extra, unnecessary information in some of the questions (red herrings), so try not to get thrown off by them. Understand what services can and can’t do, but don’t ignore “obvious”-but-still-correct answers in favour of super-tricky ones. #AWS Exam Answers: Distractors
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If you don’t know what they’re trying to ask, in a question, just move on and come back to it later (by using the helpful “mark this question” feature in the exam tool). You could easily spend way more time than you should on a single confusing question if you don’t triage and move on. #AWS Exa: Skip Questions that are vague and come back to them later
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Some exam questions required you to understand features and use cases of: VPC peering, cross-account access, DirectConnect, snapshotting EBS RAID arrays, DynamoDB, spot instances, Glacier, AWS/user security responsibilities, etc. #AWS
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The 30 Day constraint in the S3 Lifecycle Policy before transitioning to S3-IA and S3-One Zone IA storage classes #AWS S3 lifecycle policy
Watch Acloud Guru Videos Lectures while commuting / lunch break – Reschedule the exam if you are not yet ready #AWS ACloud Guru
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Watch Linux Academy Videos Lectures while commuting / lunch break – Reschedule the exam if you are not yet ready #AWS Linux Academy
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Watch Udemy Videos Lectures while commuting / lunch break – Reschedule the exam if you are not yet ready #AWS Linux Academy
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The Udemy practice test interface is good that it pinpoints your weak areas, so what I did was to re-watch all the videos that I got the wrong answers. Since I was able to gauge my exam readiness, I decided to reschedule my exam for 2 more weeks, to help me focus on completing the practice tests. #AWS Udemy
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Use AWS Cheatsheets – I also found the cheatsheets provided by Tutorials Dojo very helpful. In my opinion, it is better than Jayendrapatil Patil’s blog since it contains more updated information that complements your review notes. #AWS Cheat Sheet
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Watch this exam readiness 3hr video, it very recent webinar this provides what is expected in the exam. #AWS Exam Prep Video
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Start off watching Ryan’s videos. Try and completely focus on the hands on. Take your time to understand what you are trying to learn and achieve in those LAB Sessions. #AWS Exam Prep Video
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Do not rush into completing the videos. Take your time and hone the basics. Focus and spend a lot of time for the back bone of AWS infrastructure – Compute/EC2 section, Storage (S3/EBS/EFS), Networking (Route 53/Load Balancers), RDS, VPC, Route 3. These sections are vast, with lot of concepts to go over and have loads to learn. Trust me you will need to thoroughly understand each one of them to ensure you pass the certification comfortably. #AWS Exam Prep Video
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Make sure you go through resources section and also AWS documentation for each components. Go over FAQs. If you have a question, please post it in the community. Trust me, each answer here helps you understand more about AWS. #AWS Faqs
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Like any other product/service, each AWS offering has a different flavor. I will take an example of EC2 (Spot/Reserved/Dedicated/On Demand etc.). Make sure you understand what they are, what are the pros/cons of each of these flavors. Applies for all other offerings too. #AWS Services
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Ensure to attend all quizzes after each section. Please do not treat these quizzes as your practice exams. These quizzes are designed to mostly test your knowledge on the section you just finished. The exam itself is designed to test you with scenarios and questions, where in you will need to recall and apply your knowledge of different AWS technologies/services you learn over multiple lectures. #AWS Services
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I, personally, do not recommend to attempt a practice exam or simulator exam until you have done all of the above. It was a little overwhelming for me. I had thoroughly gone over the videos. And understood the concepts pretty well, but once I opened exam simulator I felt the questions were pretty difficult. I also had a feeling that videos do not cover lot of topics. But later I realized, given the vastness of AWS Services and offerings it is really difficult to encompass all these services and their details in the course content. The fact that these services keep changing so often, does not help #AWS Services
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Go back and make a note of all topics, that you felt were unfamiliar for you. Go through the resources section and fiund links to AWS documentation. After going over them, you shoud gain at least 5-10% more knowledge on AWS. Have expectations from the online courses as a way to get thorough understanding of basics and strong foundations for your AWS knowledge. But once you are done with videos. Make sure you spend a lot of time on AWS documentation and FAQs. There are many many topics/sub topics which may not be covered in the course and you would need to know, atleast their basic functionalities, to do well in the exam. #AWS Services
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Once you start taking practice exams, it may seem really difficult at the beginning. So, please do not panic if you find the questions complicated or difficult. IMO they are designed or put in a way to sound complicated but they are not. Be calm and read questions very carefully. In my observation, many questions have lot of information which sometimes is not relevant to the solution you are expected to provide. Read the question slowly and read it again until you understand what is expected out of it. #AWS Services
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With each practice exam you will come across topics that you may need to scale your knowledge on or learn them from scratch. #AWS Services
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With each test and the subsequent revision, you will surely feel more confident. There are 130 mins for questions. 2 mins for each question which is plenty of time. At least take 8-10 practice tests. The ones on udemy/tutorialdojo are really good. If you are a acloudguru member. The exam simulator is really good. Manage your time well. Keep patience. I saw someone mention in one of the discussions that do not under estimate the mental focus/strength needed to sit through 130 mins solving these questions. And it is really true. Do not give away or waste any of those precious 130 mins. While answering flag/mark questions you think you are not completely sure. My advice is, even if you finish early, spend your time reviewing the answers. I could review 40 of my answers at the end of test. And I at least rectified 3 of them (which is 4-5% of total score, I think) So in short – Put a lot of focus on making your foundations strong. Make sure you go through AWS Documentation and FAQs. Try and envision how all of the AWS components can fit together and provide an optimal solution. Keep calm. This video gives outline about exam, must watch before or after Ryan’s course.#AWS Services
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Walking you through how to best prepare for the AWS Certified Solutions Architect Associate SAA-C02 exam in 5 steps: 1. Understand the exam blueprint 2. Learn about the new topics included in the SAA-C02 version of the exam 3. Use the many FREE resources available to gain and deepen your knowledge 4. Enroll in our hands-on video course to learn AWS in depth 5. Use practice tests to fully prepare yourself for the exam and assess your exam readiness AWS CERTIFIED SOLUTIONS ARCHITECT SAA-C02 : HOW TO BEST PREPARE IN 5 STEPS
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Storage: 1. Know your different Amazon S3 storage tiers! You need to know the use cases, features and limitations, and relative costs; e.g. retrieval costs. 2. Amazon S3 lifecycle policies is also required knowledge — there are minimum storage times in certain tiers that you need to know. 3. For Glacier, you need to understand what it is, what it’s used for, and what the options are for retrieval times and fees. 4. For the Amazon Elastic File System (EFS), make sure you’re clear which operating systems you can use with it (just Linux). 5. For the Amazon Elastic Block Store (EBS), make sure you know when to use the different tiers including instance stores; e.g. what would you use for a datastore that requires the highest IO and the data is distributed across multiple instances? (Good instance store use case) 6. Learn about Amazon FSx. You’ll need to know about FSx for Windows and Lustre. 7. Know how to improve Amazon S3 performance including using CloudFront, and byte-range fetches — check out this whitepaper. 8. Make sure you understand about Amazon S3 object deletion protection options including versioning and MFA delete. AWS CERTIFIED SOLUTIONS ARCHITECT SAA-C02 : HOW TO BEST PREPARE IN 5 STEPS
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Compute: 1. You need to have a good understanding of the options for how to scale an Auto Scaling Group using metrics such as SQS queue depth, or numbers of SNS messages. 2. Know your different Auto Scaling policies including Target Tracking Policies. 3. Read up on High Performance Computing (HPC) with AWS. You’ll need to know about Amazon FSx with HPC use cases. 4. Know your placement groups. Make sure you can differentiate between spread, cluster and partition; e.g. what would you use for lowest latency? What about if you need to support an app that’s tightly coupled? Within an AZ or cross AZ? 5. Make sure you know the difference between Elastic Network Adapters (ENAs), Elastic Network Interfaces (ENIs) and Elastic Fabric Adapters (EFAs). 6. For the Amazon Elastic Container Service (ECS), make sure you understand how to assign IAM policies to ECS for providing S3 access. How can you decouple an ECS data processing process — Kinesis Firehose or SQS? 7. Make sure you’re clear on the different EC2 pricing models including Reserved Instances (RI) and the different RI options such as scheduled RIs. 8. Make sure you know the maximum execution time for AWS Lambda (it’s currently 900 seconds or 15 minutes). AWS CERTIFIED SOLUTIONS ARCHITECT SAA-C02 : HOW TO BEST PREPARE IN 5 STEPS
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Network 1. Understand what AWS Global Accelerator is and its use cases. 2. Understand when to use CloudFront and when to use AWS Global Accelerator. 3. Make sure you understand the different types of VPC endpoint and which require an Elastic Network Interface (ENI) and which require a route table entry. 4. You need to know how to connect multiple accounts; e.g. should you use VPC peering or a VPC endpoint? 5. Know the difference between PrivateLink and ClassicLink. 6. Know the patterns for extending a secure on-premises environment into AWS. 7. Know how to encrypt AWS Direct Connect (you can use a Virtual Private Gateway / AWS VPN). 8. Understand when to use Direct Connect vs Snowball to migrate data — lead time can be an issue with Direct Connect if you’re in a hurry. 9. Know how to prevent circumvention of Amazon CloudFront; e.g. Origin Access Identity (OAI) or signed URLs / signed cookies. AWS CERTIFIED SOLUTIONS ARCHITECT SAA-C02 : HOW TO BEST PREPARE IN 5 STEPS
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Databases 1. Make sure you understand Amazon Aurora and Amazon Aurora Serverless. 2. Know which RDS databases can have Read Replicas and whether you can read from a Multi-AZ standby. 3. Know the options for encrypting an existing RDS database; e.g. only at creation time otherwise you must encrypt a snapshot and create a new instance from the snapshot. 4. Know which databases are key-value stores; e.g. Amazon DynamoDB. AWS CERTIFIED SOLUTIONS ARCHITECT SAA-C02 : HOW TO BEST PREPARE IN 5 STEPS
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Application Integration 1. Make sure you know the use cases for the Amazon Simple Queue Service (SQS), and Simple Notification Service (SNS). 2. Understand the differences between Amazon Kinesis Firehose and SQS and when you would use each service. 3. Know how to use Amazon S3 event notifications to publish events to SQS — here’s a good “How To” article. AWS CERTIFIED SOLUTIONS ARCHITECT SAA-C02 : HOW TO BEST PREPARE IN 5 STEPS
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Management and Governance 1. You’ll need to know about AWS Organizations; e.g. how to migrate an account between organizations. 2. For AWS Organizations, you also need to know how to restrict actions using service control policies attached to OUs. 3. Understand what AWS Resource Access Manager is. AWS CERTIFIED SOLUTIONS ARCHITECT SAA-C02 : HOW TO BEST PREPARE IN 5 STEPS
Note and disclaimer: We are not affiliated with AWS or Amazon or Microsoft or Google. The questions are put together based on the certification study guide and materials available online. We also receive questions and answers from anonymous users and we vet to make sure they are legitimate. The questions in this app should help you pass the exam but it is not guaranteed. We are not responsible for any exam you did not pass.
Important: To succeed with the real exam, do not memorize the answers in this app. It is very important that you understand why a question is right or wrong and the concepts behind it by carefully reading the reference documents in the answers.
AWS Solution Architect Associate Training and Certification Preparation App