如何按要求将大矩阵分割成小矩阵。

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niginok
niginok on 24 Nov 2022
Answered: rikimiw on 24 Nov 2022
有一个m*m的大矩阵A,如果m1+m2+...+mn=m,如何实现按照[m1 m2 ... mn]划分大矩阵A呢?
例如矩阵:
1 2 3
4 5 6
7 8 9
如果按照[1 2]划分,我想得到
[1] [2 3] [4;7] [5 6; 8 9]
有什么好点的方便点的方法吗,最好不用循环,谢谢!

Accepted Answer

rikimiw
rikimiw on 24 Nov 2022
clear
clc
Mat = [1:4;5:8;9:12;13:16]
dim = [1 2 1];
Out = mat2cell(Mat,dim,dim)

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