Computational Physics, Python, Linear Algebra, Svd, Code.
of our data. We would get different loss values on different samples of the data. It turns out this is still an effective way to optimize. Applying SGD to NMF lam = 1e3 lr = 1e-2 m, n = vectors_tfidf.shape W1= clf.fit_transform(vectors) H1 = clf.components_ show_topics(H1) mu = 1e-6 def grads(M, W,