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Vavo's profile - activity

2016-01-28 08:10:09 -0600 asked a question Earth Mover's distance with specified cost matrix and one column signatures.

It is documented that if I want to use EMD with only weights stored as columns in the signatures I can do that given that I also give a user defined cost matrix. Well, my problem is that it doesn't really work, the function crashes if I try to do that. Are we sure that is is indeed supported?

2016-01-18 04:17:55 -0600 asked a question Opencv Blur doesn't take padding BORDER_WRAP?

I am writing a function that uses BLUR with variable padding, however the function crashes if I use BORDER_WRAP (works fine for other padding types). Is this by design or a code issue? Has anyone encountered this problem or should I check my code?

2015-11-10 11:04:22 -0600 commented question fastNLmeansDenoising

Yes, the link goes to the standard algorithm of NL-Means denoising. There is nothing that accounts for the "fast" keyword or the optimizations that openCV has.

2015-11-09 08:59:34 -0600 asked a question fastNLmeansDenoising

The documentation says that opencv uses the NL-Means denoising algorithm with several computational optimizations. Can anyone tell me what those optimizations are?