Lecture 5 - Image processing 1
Lecture 5 - Image processing 1
Lecture 5 - Image processing 1
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Calculating derivatives !e ij!" k=#%$!x(i, j)!" k!y(i, j)!" k#%&%(%'%$!I ( x(i, j;"), y(i, j;") )!x!I ( x(i, j;"), y(i, j;") )!y&(((('Coordinate matrix model “how much does the point (x,y) change when changing the transforma9on parameters” <strong>Image</strong> gradient “how much does the image change at point (x,y)”