raise LinAlgError(“SVD did not converge”) LinAlgError: SVD did not converge in matplotlib pca determination

Question

code :

import numpy
from matplotlib.mlab import PCA
file_name = \"store1_pca_matrix.txt\"
ori_data = numpy.loadtxt(file_name,dtype=\'float\', comments=\'#\', de         


        

Answer 1

This may be due to the singular nature of your input datamatrix (which you are feeding to PCA)