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How to find the angles between three consecutive pixels in an binary image ?

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Dipak Majhi
Dipak Majhi 2015-6-7
关闭： MATLAB Answer Bot 2021-8-20
I have a binary image(alphabet) who's edge matrix i have, now i need to store all the angles formed between three consecutive pixels of the edge in an array and do a histogram plot.

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Image Analyst
Image Analyst 2015-6-7
Check out Loren's answer and ROger Stafford's answer at the bottom of this link: http://www.mathworks.com/matlabcentral/newsreader/view_thread/236492
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Dipak Majhi
Dipak Majhi 2015-6-7
sir, in that question some points are given and the angle is to be found out,but i don't know the points of my binary image,how to trace every point and get all the edge angles formed
Image Analyst
Image Analyst 2015-6-7
I don't know. Maybe you want to skeletonize with bwmorph() it or maybe you want to use bwboundaries().

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