Blog · Annelia

The Annelia blog

Notes from the team.

Essays on the Bayesian mastery model, what a classroom heatmap actually shows, and how Indian schools adopt new tools.

Pillar 1 · The model · 12 May 2026 · ~12 min read
What is Bayesian Knowledge Tracing? An Indian-classroom explainer.
Bayesian knowledge tracing (BKT) is the algorithm that lets a tutor estimate mastery as a probability, not a percentage. The math, a worked Class 11 Physics example, and a Hindi section.