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Question
依据二维矩阵中的索引，获取三维数组中的第三维数据。
求助一下，目前我有一个三维数组a=[10,10,5]；同时有一个二维矩阵index，大小为(3,2)，其中第一列为三维数组的第一维索引，第二列为三维数组的第二维索引，如何取出在这三个索引位置a的第三维数据，也就是得到大小为(3,5)的矩阵。 a = ra...
3 years ago | 1 answer | 0
