how to copy rows and columns in a random matrix ?

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Firas Al-Kharabsheh
回答： Azzi Abdelmalek 2016-4-18
if i have matrix A
A = [ 1 0 1 1
0 0 1 0
0 1 0 1
1 1 0 1 ] ;
THEN i want to generate a random binary matrix S which the first and last row IN A appear in S matrix
AND the last column In A appear in S matrix ?
S = [ 1 0 1 1
0 1 0 0
1 0 1 1
1 1 0 1 ]

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回答（1 个）

Azzi Abdelmalek
Azzi Abdelmalek 2016-4-18
S=randi([0 1],size(A))
S([1 end],:)=A([1 end],:)
S(:,end)=A(:,end)

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