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

I am using numpy 1.11.0. If the matrix has more than 1 eigvalues equal to 0, then 'SVD did not converge' is raised.