Extract and Join Matrix

版本 1.0.1 (2.3 KB) 作者: Hernia Baby

Create new matrix with extracting Non-zero submatrix.

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更新时间 2021/3/20

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This code extracts submatrix ~= 0
and creates new matrix combining subs.

dataMat =
0 0 0 0 0 0 0 0 0 0 0 0
0 1 1 1 0 0 0 0 0 0 0 0
0 1 1 1 0 0 0 3 3 3 0 0
0 1 1 1 0 0 0 3 3 3 0 0
0 0 0 0 0 0 0 3 3 3 0 0
0 0 2 2 2 0 0 0 0 0 0 0
0 0 2 2 2 0 0 0 4 4 4 0
0 0 2 2 2 0 0 0 4 4 4 0
0 0 0 0 0 0 0 0 4 4 4 0

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V

resultMat =
1 1 1 3 3 3
1 1 1 3 3 3
1 1 1 3 3 3
2 2 2 4 4 4
2 2 2 4 4 4
2 2 2 4 4 4

引用格式

Hernia Baby (2024). Extract and Join Matrix (https://www.mathworks.com/matlabcentral/fileexchange/89017-extract-and-join-matrix), MATLAB Central File Exchange. 检索来源 2024/10/2.