Unrecognized function or variable

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Rd
Rd 2020-7-17
回答： madhan ravi 2020-7-17
code :
edge_img = zeros(size(img));
edge_img(edges(1,:) + size(img,1)*[0:size(img,2)-1]) = 1;
edge_img(edges(2,:) + size(img,1)*[0:size(img,2)-1]) = 1;
error shown:
Unrecognized function or variable 'edges'.
Error in linebyline (line 16)
edge_img(edges(1,:) + size(img,1)*[0:size(img,2)-1]) = 1;
kindly help me to remove this issue.

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采纳的回答

madhan ravi
madhan ravi 2020-7-17
edges not defined

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