矩阵增加行
np.row_stack() 与 np.column_stack()
import numpy as np
a = np.array([[4, 4,], [5, 5]])
c = np.row_stack((a, [8,9]))
d = np.column_stack((a, [8,9]))
![](https://img.haomeiwen.com/i3814377/9d6fa3e729a99d6b.png)
import numpy as np
a = np.array([[4, 4,], [5, 5]])
c = np.row_stack((a, [8,9]))
d = np.column_stack((a, [8,9]))
本文标题:python 矩阵增加一行或一列
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