Change exact area in binary images from 1 to 0
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Eliska Paulikova
on 5 Nov 2022
Commented: Eliska Paulikova
on 5 Nov 2022
Hello, I have this binary image, I know the center and the radius of that circle, and I would like to change this circle to black so from 1 to 0. My goal is to see only the little line without the circle. How can I do it?
Thank you so much
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Accepted Answer
Matt J
on 5 Nov 2022
load BW
hole = bwareafilt(~BW,1,'smallest') ;
BW=BW& ~imdilate(hole,strel('disk',5));
imshow(BW)
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