can speed up robust feature detect intrest point from binary images
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can (SURF) detect interest point from binary images or just from grayscale image
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Image Analyst
2018-2-10
The demo https://www.mathworks.com/help/gpucoder/examples/feature-extraction-using-surf.html?s_tid=answers_rc2-1_p4_MLT shows it being used with a color image.
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Image Analyst
2018-2-10
Oh, sorry - misread/read too fast. Give it a try. Cast to uint8 if it doesn't work.
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