Kl Divergence Python Packages

mlx-quant-fidelity

Measure MLX quantization quality loss — KL divergence, perplexity, top-token agreement for KV cache and weights

beta-divergence-metrics

NumPy and PyTorch implementations of the beta-divergence loss.

torchnmf

A pytorch package for non-negative matrix factorization.

gs-divergence

PyTorch implementation of α-geodesical skew divergence

geoews

Information-geometric early warning signals: KL rate, Fisher–Rao geometry, geodesic acceleration.

unstable-populations

The Unstable Population Indicator

pytorch-beta-divergence

PyTorch implementations of the beta divergence loss.