Reactive Machines

Handling Class Imbalance in ML: Better Alternatives to SMOTE

Handling Class Imbalance in ML: Better Alternatives to SMOTE

Most real-world classification problems are imbalanced. Fraud, disease, churn, and defects are rare by nature. Standard classifiers chase accuracy, so…
Fine-tune NVIDIA Nemotron 3 models with Amazon SageMaker AI serverless model customization

Fine-tune NVIDIA Nemotron 3 models with Amazon SageMaker AI serverless model customization

Model customization transforms general-purpose AI models into specialized enterprise assets. By fine-tuning foundation models (FMs) on domain-specific data, businesses teach…
MCP tool design: Practical approaches and tradeoffs

MCP tool design: Practical approaches and tradeoffs

When Model Context Protocol (MCP) tools underperform, the cause is rarely the protocol itself but the tool design. Many teams…
Recursive Language Models Face Uncertainty: The Surprising Performance of a Long-Term Context Retrieval System

Recursive Language Models Face Uncertainty: The Surprising Performance of a Long-Term Context Retrieval System

Long context management is still a major challenge for language models: even with extended context windows, models often fail to…
Removing On-Policy Distillation: When It Helps, When It Hurts, and Why

Removing On-Policy Distillation: When It Helps, When It Hurts, and Why

On-policy distillation provides dense, token-by-token monitoring of training thought models; however, it remains unclear under which conditions this signal is…
Stimulating Temporal Awareness in Egocentric Video Comprehension Models

Stimulating Temporal Awareness in Egocentric Video Comprehension Models

Multimodal linguistic models (MLLMs) have recently shown strong performance in visual comprehension, however they often lack temporal awareness, especially in…
Introducing the Claude Apps gateway for AWS

Introducing the Claude Apps gateway for AWS

Businesses using Claude Code and Claude Desktop across development teams need centralized control over access, costs, and policy. At scale,…
Powering scientific discovery: BYOKG and GraphRAG for intelligent pharmaceutical research

Powering scientific discovery: BYOKG and GraphRAG for intelligent pharmaceutical research

In pharmaceutical research, scientists face a fundamental challenge: accessing and connecting the vast amount of scientific knowledge scattered across disparate…
Securing Amazon Bedrock AgentCore Runtime with AWS WAF

Securing Amazon Bedrock AgentCore Runtime with AWS WAF

When you deploy generative AI agents with Amazon Bedrock AgentCore as production API endpoints, you might want to enforce web…
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