# Surprise. Forecast. Learn.

Run Zon’s weather desk with Coach. Predict, try a quick experiment, and explain what changed.

Eight short narrated stages connect information, coding and forecast quality to cross-entropy, KL divergence and binary loss. One entropy permission includes the interactive and its audio.

Canonical page: https://21ifm.com/ai/entropy

## Explore

- [Run Zon’s weather desk](https://21ifm.com/ai/entropy)
- [Cross-entropy in logistic regression](https://21ifm.com/ml/cross-entropy)
- [Reconstruction and KL in the VAE](https://21ifm.com/ai/variational-autoencoder)
- [Continue with KL divergence](https://21ifm.com/ai/kl-divergence)
- [Explore Priors and Bayes](https://21ifm.com/ai/priors-bayes)