【numpy学习笔记】矩阵操做

转置web a = np.array([[1,2,3],[3,4,5]],dtype='float') # array([[ 1., 2., 3.], [ 3., 4., 5.]]) a.T # array([[ 1., 3.], [ 2., 4.], [ 3., 5.]]) a = np.array([[[1,2,3,0],[3,4,5,2]]]) # array([[[1, 2, 3, 0

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