response in SURF

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ripas
Posts: 1
Joined: Wed May 25, 2016 8:31 am

response in SURF

Post by ripas » Wed May 25, 2016 8:35 am

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

canming
Site Admin
Posts: 1036
Joined: Thu Feb 28, 2008 4:16 pm

Re: response in SURF

Post by canming » Thu Jan 05, 2017 10:43 am

Here is original SURF paper:
ftp://ftp.vision.ee.ethz.ch/publication ... _00517.pdf

and a Open CV SURF tutorial in python (the idea is the same):
http://docs.opencv.org/3.0-beta/doc/py_ ... intro.html

Hope this helps.

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