Building a RAPTOR-Inspired Hierarchical Retrieval System with PostgreSQL, pgvector, and Apache AGE
I've been working on improving my personal knowledge system, particularly how documents are chunked, organized, and retrieved. Traditional RAG pipelines typically follow a straightforward process: Document → Chunking → Embedding → Vector Database → Retrieval While effective, flat chunking has limit…
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- 2026-11-10 13:42 · DEV Community — AI
Building a RAPTOR-Inspired Hierarchical Retrieval System with PostgreSQL, pgvector, and Apache AGE