The nasty bug crawling in my Orthogonal Matching Pursuit code
Category: scikit-learn
#bug #omp #orthogonal matching pursuit #dictionary learning #scikit-learn
A while back, Bob L. Sturm blogged about a similar implementation of OMP to the one in scikit-learn. Instead of using the Cholesky decomposition like we did, his Matlab code uses the QR decomposition, to a similar (or maybe even identical) outcome, in theory. So lucky that Alejandro pointed out …