Matlab code for biwhitening (see "Biwhitening Reveals the Rank of a Count Matrix". SIAM Journal on Mathematics of Data Science 4, no. 4(2022): 1420-1446; DOI; arXiv). See this page.
Matlab code for the Dyson Equalizer (see "The Dyson Equalizer: Adaptive Noise Stabilization for Low-Rank Signal Detection and Recovery". arXiv). See this page.
Python code for the Dyson Equalizer (see "The Dyson Equalizer: Adaptive Noise Stabilization for Low-Rank Signal Detection and Recovery". arXiv). See this page.