Tag: #bm25
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 2 posts
Elasticsearch & Lucene Internals Complete Guide 2025: Deep Dive into Segments, Inverted Index, Refresh/Flush/Merge, and Shard Routing
The secret behind how Elasticsearch searches billions of log entries in milliseconds every day. A complete 720-line analysis of Lucene segment structure, inverted index, the refresh/flush/merge cycle, shard routing, and
2026-04-15 · 26 min read #elasticsearch#lucene#search#inverted-index#segmentHybrid Search Guide: Combining BM25 and Vector Search for Better RAG
Pure vector search has a blind spot: exact keyword matching. This guide explains how to combine BM25 and vector search using RRF (Reciprocal Rank Fusion) to get the best of both worlds — with real code, benchmark numbers
2026-03-18 · 7 min read #hybrid-search#bm25#vector-search#rag#rrf