Jupyter notebooks for reproducing the experiments in [1]: demo_synthetic.ipynb, demo_image.ipynb.
numpy, scipy, matplotlib, quadprog
The images in the folder images/ are copyrighted (c) Janne Sinkkonen 1994, 1995, 1996, 1997. Copying is permitted only for noncommercial use. They are hosted by the ICA group at the Helsinki, and can be downloaded here.
[1] D. Lipshutz, C. Pehlevan, D.B. Chklovskii. "Single-layer biologically plausible networks for Nonnegative Independent Component Analysis" (2022).