how to plot red of the matrix

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nu
nu 2013-12-3
回答： nu 2013-12-3
a = [1 1 0; 0 0 0; 0 0 1;]; idx = find(a==1); % linear coordinates [I,J] = ind2sub(size(a),idx);
how to plot red the result of find..?

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回答（2 个）

Azzi Abdelmalek
Azzi Abdelmalek 2013-12-3
编辑：Azzi Abdelmalek 2013-12-3
a = [1 1 0; 0 0 0; 0 0 1;];
[I,J]=find(a==1)
scatter(I,J)
nu
nu 2013-12-3
i mean the result 1 is change into red. and using a plot..?

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