Sparse Coding Python Packages

sporco

Sparse Optimisation Research Code

alphacsc

Convolution dictionary learning for time-series

zpe-image

Bounded sparse-stroke codec — 5.75× mean byte reduction on 5 accepted figures, 100% rejection on 7 natural-image probes. Glyph, maze, skeleton, flow-graph. Not a natural-image codec. v0.1.0 on PyPI.

sparseedges

A framework to build a sparse representation of edges in images.

tnmf

Transform-Invariant Non-Negative Matrix Factorization

sparse-decomposition

Implementations from "A New Basis for Sparse PCA" paper at https://arxiv.org/abs/2007.00596

sparselandtools

:sparkles: A Python package for sparse representations and dictionary learning, including matching pursuit, K-SVD and applications.