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finding distance of coordinates points to centre

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Abo
Abo 2015-11-16
回答： Image Analyst 2015-11-17
i have a binary image with 12 objects in it, i wanna find the distance of centre of each object to the boundary points of that object, does any one know to how find it? i could find this code, but it seems to not work:
http://uk.mathworks.com/matlabcentral/answers/72382-coordinates-of-the-farthest-point-from-centroid
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Walter Roberson
Walter Roberson 2015-11-16
Which version of that code did you use? Did you put in the correction shown in the Answer to that Question?
Abo
Abo 2015-11-17
the mentioned method seems to be for one object in a image, how can I use it for 12 object in my image?

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Image Analyst
Image Analyst 2015-11-17
There is a function for that. It's called bwdist().
distanceTransform = bwdist(binaryImage);

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