opencv - Junction point in image skeleton -

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what meaning of junction point in image skeleton ? using opencv , c++ develop code source detect main local junction point in image .many in advace .

a junction point intersection of 2 lines. see image:

https://docs.google.com/file/d/0bys6z5wrz-h2u3nbwwz6v3fqeuk/edit?pli=1

skeleton refers (usually) skeletonization of image. article useful:

http://en.wikipedia.org/wiki/topological_skeleton.

so think asking is, take image find skeleton figure out pixel contain intersection of lines of skeleton.

skeletonization in opencv


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