近红外光谱建模之光谱预处理python实现(一)
mat = sio.loadmat('ndfndf.mat')
data = mat['ndfndf']
总出现问题
将数据改成 mat格式后
会显示 Traceback (most recent call last):
File "E:/python 32位/pycharm/ssssss.py", line 30, in
data = mat['ndfndf']
KeyError: 'ndfndf'
data = mat['ndfndf']
File "E:/python 32位/pycharm/ssssss.py", line 30, in
data = mat['ndfndf']
KeyError: 'ndfndf'
看看你的mat是什么格式,如果是字典,应该不存在ndfndf这个key,你print(mat)看看就知道了。