将两个不同形状的Numpy数组合并为一个数组

问题描述:

我有两个分别为53和82的numpy数组 a b .我想将它们合并为一个数组,因为我想使用53 + 82 = 135长度的数组,说它称为 c 进行绘图.

I have two numpy array's a and b of length 53 and 82 respectively. I would like to merge them into a single array because I want to use the 53+82=135 length array say call it c for plotting.

我尝试了

c = a+b 

但是我收到 ValueError:形状不匹配:对象无法广播为单个形状

这可能吗?

您需要使用 numpy.concatenate 而不是添加数组

You need to use numpy.concatenate instead of array addition

c = numpy.concatenate((a, b))

实施

import numpy as np
a = np.arange(53)
b = np.arange(82)
c = np.concatenate((a, b))

输出

c.shape
(135, )