Simple function to remove spurious branches out of a skeleton. Also allow to precise which branches to keep by entering linear indices of their endpoints (use sub2ind function to find linear indices).
Example : cleanskel = cleanSkel(bwmorph(imread('circles.png'),'skel',Inf),[]);
imshow([imread('circles.png'),bwmorph(imread('circles.png'),'skel',Inf),cleanskel])
Cite As
Geoffrey Schivre (2026). cleanSkel (https://uk.mathworks.com/matlabcentral/fileexchange/69278-cleanskel), MATLAB Central File Exchange. Retrieved .
MATLAB Release Compatibility
Created with
R2018a
Compatible with any release
Platform Compatibility
Windows macOS LinuxCategories
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