I want to detect edges of object in image and color the edges with red?

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amit pathania 2012-3-17

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https://ww2.mathworks.cn/matlabcentral/answers/32539-i-want-to-detect-edges-of-object-in-image-and-color-the-edges-with-red

I want to read detect edges of objects in the video and color them.I am able to extract frames from videos and apply edge detection algorithms but i am not able to color the boundaries.Plz help me with code?

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Image Analyst 2012-3-17

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https://ww2.mathworks.cn/matlabcentral/answers/32539-i-want-to-detect-edges-of-object-in-image-and-color-the-edges-with-red#answer_41125

How about finding the boundaries on your segmented, binary image with bwboundaries and then plotting them in the overlay with plot()?

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amit pathania 2012-3-17

I tried but i m not getting the results.can u help me with code.

Image Analyst 2012-3-17

See my Blobs demo image segmentation tutorial with the coins on my file Exchange: http://www.mathworks.com/matlabcentral/fileexchange/?term=authorid%3A31862

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