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#vector-database

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AI & AgentsOct 13, 20269 min read

TencentDB Agent Memory: Does the 4-Tier Memory Pyramid Kill Vector DBs?

Deconstructing TencentDB Agent Memory: L0-L3 semantic hierarchy, hybrid BM25 and sqlite-vec retrieval, and the reality behind the viral vector DB claims.

#ai-agents#agent-memory#sqlite

System DesignMay 25, 20235 min read

Vector Databases & Embeddings: The 'Semantic Atlas' Mental Model

How does Spotify know you'll like this song? A mastery guide to embeddings, cosine similarity, and vector databases (Pinecone, Weaviate, pgvector).

#ai#vector-database#embeddings