Latest Neural Activity (Last 3 Months)
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You Can't Improve What You Don't Measure: Evaluating Knowledge-Grounded Retrieval Systems
Published on:February 24, 2026After shipping a RAG retrieval system, the hardest question is whether it actually works. This post covers RAGAS, LLM-as-judge calibration, the evaluation triad, and how to build an eval pipeline that gives you real signal.
RAG in the Real World: Building a High-Precision Retrieval System for LLM Pipelines
Published on:February 3, 2026Building a high-precision retrieval system sounds simple on paper. This is what actually happens when you ship one — the chunking failures, the retrieval gaps, and the hybrid search that finally gave us reliable signal.
The Pipeline Problem: Building the Data Foundation for an Agent That Doesn't Lie
Published on:January 14, 2026A story about graduating from ad-hoc ingestion scripts to a real distributed file-processing platform using Ray and Azure, and the hard lessons learned along the way.
Understanding Search: From Keywords to Knowledge Graphs
Published on:October 18, 2025A technical deep dive into how search evolved from keyword indexes to semantic vectors to GraphRAG systems—and why restoring structure is the key to the future of search.
Build Your Own AI Search Engine with Google's Gemini and LangGraph
Published on:July 16, 2025Learn how to create a customizable AI-powered search engine using Google's Gemini models and LangGraph.