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response in SURF

Posted: Wed May 25, 2016 8:35 am
by ripas
I know that response is represented strength of keypoint, but i confused how is opencv compute the value of response,
anyone now the formula?
please help me, it is important to my graduation

Re: response in SURF

Posted: Thu Jan 05, 2017 10:43 am
by canming
Here is original SURF paper: ... _00517.pdf

and a Open CV SURF tutorial in python (the idea is the same): ... intro.html

Hope this helps.