How to convert values to specific predefined colors and view the matrix

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New on 9 Apr 2011

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Hi,

I would like to attribute one specific color to each of 30 different values I have in a matrix (400X1000)and get it back as somekind of heatmap. For ex. 1= blue, 2=red, 3=cyan... How do I do that? I will just specify that I do not want to use any gradient of colors...

Thank you in advance

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bym on 9 Apr 2011

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https://ch.mathworks.com/matlabcentral/answers/5127-how-to-convert-values-to-specific-predefined-colors-and-view-the-matrix#answer_7148

Open in MATLAB Online

try

imagesc(yourMatrix)

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