William J Beksi - Department of Computer Science and Engineering, University of Minnesota

csci5561

Original images

camerman lena Lena cats

Gradient magnitude after applying the Roberts edge detector

cameraman gradient magnitude lena gradient magnitude cats gradient magnitude Taj gradient magnitude

Gradient direction after applying the Roberts edge detector

cameraman gradient direction lena gradient direction cats gradient direction Taj gradient direction

Edge thinned images after applying the Roberts edge detector

cameraman thinned lena thinned cats thinned Taj thinned

Gradient magnitude after applying the Sobel edge detector

cameraman gradient magnitude lena gradient magnitude cats gradient magnitude Taj gradient magnitude

Gradient direction after applying the Sobel edge detector

cameraman gradient direction lena gradient direction cats gradient direction Taj gradient direction

Edge thinned images after applying the Sobel edge detector

cameraman thinned lena thinned cats thinned Taj thinned

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