This is hinted at very briefly in one code comment [0] in the article, but this application of SVD is a well-known (to the point that it's even taught in univer

This is hinted at very briefly in one code comment [0] in the article, but this application of SVD is a well-known (to the point that it's even taught in university) method for dimensionality reduction, and typically referred to as Principal Components Analysis (PCA) [1]. [0] Said code comment is "# Plotting the principal components". [1] https://en.wikipedia.org/wiki/Principal_component_analysis https://en.wikipedia.org/wiki/Principal_component_analysis