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An algorithm is a sequence of well-defined steps that define an abstract solution to a problem. Use this tag when your issue is related to algorithm design.

6 votes
1 answer
3k views

Replace subimage by its average value

I have the input image in, and the mask image lev (which label each pixel as a number from 1 to nlevels, nlevels=4). I need to get image out, which from each region in==lev will be replaced by its ave …
Dzung Nguyen's user avatar
4 votes
1 answer
1k views

Point in a polygon algorithm

I am implementing a Point in polygon algorithm. Inputs: M, N: size of the matrix poly: a list of tuples that represent the points of polygon. … intersection_x, intersection_y[k - 1]:intersection_y[k]] = 0 return out poly = [(10,20), (10,40), (30,20), (30,40)] out = polygon(100,100, poly) cv2.imwrite("out.png", out) Is this the optimal algorithm
Dzung Nguyen's user avatar