pythonウェーブレット解析による特徴抽出

#            

#     
inputfile= 'C:/Users/Administrator/Desktop/demo/data/leleccum.mat' #   Matlab     

from scipy.io import loadmat #mat MATLAB    ，   loadmat   
mat = loadmat(inputfile)
signal = mat['leleccum'][0]

import pywt #  PyWavelets
coeffs = pywt.wavedec(signal, 'bior3.7', level = 5)
#     level+1   ，            ，            
len(coeffs)