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A product note on turning engine analysis into a coach that can explain mistakes, practice patterns, and uncertainty

A build note on citation search, citation audit, embeddings, and the product problem of making academic trust inspectable

A technical note on building a Chinese medical question answering pipeline from entity extraction to graph queries and inspectable answers

How I think about turning private study into essays, project notes, and public evidence without pretending the work was cleaner than it was

A reflection on why the distance between a private note and a shipped product is smaller than it looks, and how writing keeps projects honest