本文实例讲述了python关于矩阵重复赋值覆盖问题的解决方法。分享给大家供大家参考，具体如下：
import itertools
import numpy as np
comb = list(itertools.combinations(list(range(regions)), 2))
bands_info = []
coeff = np.zeros([bands, len(comb)])
for cla in range(classes):
class_info = data[:,cla*bands*regions:(cla+1)*bands*regions]
for bs in
