Isolate the outline of a shape.

14 views (last 30 days)
Alex Perrakis
Alex Perrakis on 31 Aug 2021
Commented: Matt J on 31 Aug 2021
Hello i have through binarizing and using bwpropfilt i have got the attached image, my question is : does anyone have an idea how i can isolate the outline of the shape in the middle and have it as a shape?

Accepted Answer

Matt J
Matt J on 31 Aug 2021
Edited: Matt J on 31 Aug 2021
Perhaps as follows?
load Image
BW=bwareafilt(Image,1);
BW=imerode(bwconvhull(BW),strel('disk',20))& ~BW;
BW=imopen(BW,ones(10,1));
BW=bwperim(bwareafilt(BW,1));
imshow(BW); zoom(3)
  2 Comments
Matt J
Matt J on 31 Aug 2021
Thanks i found a way with bwboundaries, now i have another problem.
If so, you should post it as a new question.

Sign in to comment.

More Answers (0)

Products


Release

R2021a

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!