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i want to display binary image in blue color...

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Elysi Cochin
Elysi Cochin 2012-10-17
i want to display binary image in blue color...that is i have an image of black lines in white background... i want to display the black lines in blue color in white background.... how can i do it?

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Teja Muppirala
Teja Muppirala 2012-10-17
You can change the colormap to contain blue and white. Like this:
I = im2bw(imread('cameraman.tif'));
imshow(I)
colormap([0 0 1; 1 1 1]) % Blue = [0 0 1], White = [1 1 1]

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