Expectation Maximization Python Packages

pycpd

Pure Numpy Implementation of the Coherent Point Drift Algorithm

unsupervised-multimodal-trajectory-modeling

We use EM for a mixture of state space models to perform unsupervised clustering of short trajectories.

ppca-py

[ppca-cpp] Probabilistic PCA (PPCA) with missing-data support — fast C++ core, clean Python API.

biocpd

Incorporating statistical shape models into the Coherent Point Drift algorithm

tgmm

tgmm: A Gaussian Mixture Model based on Expectation-Maximisation implemented with PyTorch