Personal knowledge graph from enterprise signals

My version of a Second Brain — aggregating context from Jira, Microsoft Graph API (Teams chats, meeting transcripts, Outlook) into a queryable personal knowledge layer. Built for the reality of enterprise information sprawl.

Lightweight PELT changepoint detection for TypeScript

No-dependency TypeScript library for detecting changepoints in time series using the PELT algorithm. Ships with Gaussian and Poisson cost functions and accepts any custom implementation via a pluggable interface. Penalty estimation via MAD of first differences.