https://www.danieljwoolridge.com/ Dan Woolridge, machine learning engineer working on agentic systems, search, and context engineering. en Tue, 29 Apr 2025 00:00:00 +0000 https://www.danieljwoolridge.com/blog/citation-prompting.html https://www.danieljwoolridge.com/blog/citation-prompting.html Tue, 29 Apr 2025 00:00:00 +0000 How to structure retrieved context in the prompt, and how to evaluate whether the generation step is actually using it well. RAG Prompting Evaluation https://www.danieljwoolridge.com/blog/embedding-models.html https://www.danieljwoolridge.com/blog/embedding-models.html Sat, 26 Apr 2025 00:00:00 +0000 Why the default embedding model is often the wrong one, and how to evaluate candidates for your domain. RAG Retrieval Evaluation https://www.danieljwoolridge.com/blog/hybrid-search.html https://www.danieljwoolridge.com/blog/hybrid-search.html Wed, 09 Apr 2025 00:00:00 +0000 Semantic search alone has blind spots. Why combining it with keyword search consistently wins. RAG Retrieval https://www.danieljwoolridge.com/blog/chunking-strategies.html https://www.danieljwoolridge.com/blog/chunking-strategies.html Fri, 07 Feb 2025 00:00:00 +0000 Fixed-size chunking is a common pitfall. A look at recursive, sentence, semantic, and structure-aware alternatives. RAG Retrieval https://www.danieljwoolridge.com/blog/context-windows.html https://www.danieljwoolridge.com/blog/context-windows.html Sat, 18 Jan 2025 00:00:00 +0000 Long-context LLMs don't obviate RAG. Why retrieval stays essential as context windows grow. RAG LLMs https://www.danieljwoolridge.com/blog/production-pitfalls.html https://www.danieljwoolridge.com/blog/production-pitfalls.html Wed, 08 Jan 2025 00:00:00 +0000 Common failure modes when moving RAG from prototype to production, and how to mitigate them. RAG Production