Archive

• Aug 20, 2026 XAI / practice

  Why I build explainability in first, not last

  A model you cannot explain is a model you cannot defend. Here is how I bake SHAP and LIME into the workflow from day one.

• Aug 12, 2026 RAG / LLM / tutorial

  Building a RAG chatbot that admits what it does not know

  Retrieval is the easy part. The hard part is getting the model to say "not in the sources" instead of inventing an answer.