Nothing Exotic
Retrieval over a personal knowledge base: SQLite FTS5 for BM25, an audited Nomic embedding model for semantic search, hybrid via reciprocal rank fusion. No vector database.
Retrieval over a personal knowledge base: SQLite FTS5 for BM25, an audited Nomic embedding model for semantic search, hybrid via reciprocal rank fusion. No vector database.
A walk through how my personal AI brain is organized. 5 types, folder-or-file entries, and the `.gitignore` case-collision on macOS that quietly hid 19 files for 5 days and forced one of those conventions to flip.
Behavioral rules vs. factual knowledge in a personal AI memory system, and the one question that decides where something belongs.
Trying to make Obsidian see a hidden folder on macOS. Three over-engineered attempts before remembering `Cmd+Shift+.` was a built-in shortcut, and the CLAUDE.md rule that came out of it.
Why I'm building a memory system for my AI coding assistant, and what I mean by that.