display the maximum value of a dynamically updated colorbar

Question

Katherinie Zheng 2021-7-16

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https://ww2.mathworks.cn/matlabcentral/answers/879708-display-the-maximum-value-of-a-dynamically-updated-colorbar

评论： Katherinie Zheng 2021-7-16

Hi

I have a dynamically updated color bar, and I want the color bar always display its maximum value and minimum value no matter how they changes. How can I achieve it?

Thank you so much for your attention.

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Answer 1

KSSV 2021-7-16

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https://ww2.mathworks.cn/matlabcentral/answers/879708-display-the-maximum-value-of-a-dynamically-updated-colorbar#answer_747928

在 MATLAB Online 中打开

for i = 1:10
    Z = peaks(100)*rand ;
    pcolor(Z) ;
    h = colorbar ;     
    val0 = min(Z(:)) ; 
    val1 = max(Z(:)) ; 
    h.Label.String = sprintf('min = %f, max = %f',val0,val1);
    drawnow
end

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Katherinie Zheng 2021-7-16

Thank you so much~~

Is there any way that I can change the orientation of the lable? Currently is wrting from bottom to up. I would like to read them from top to the bottom

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