How to find min and max gray level value in GUI?

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Muhammad Harith Ramli
评论： Muhammad Harith Ramli 2016-10-10
I making GUI to find min and max gray level value. i do not know how to implement the function into the GUI.
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Image Analyst
Image Analyst 2016-10-10
Try this in your callback after the imshow() call:
minGL = min(X(:));
maxGL = max(X(:));
message = sprintf('The min gray level = %d.\nThe max gray level = %d.', minGL, maxGL);
uiwait(helpdlg(message));

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