컴퓨터 비전 분야에서,


note: 수식과 강의노트의 notation이 다르다


Convolution:


[각주:1]

filter is flipped


Correlation:


[각주:2]



Convolution is associative, while correlation is not. For symmetric filter(f) there is no difference.


References

1. http://cs.brown.edu/courses/cs143/2009/lecture9.pdf

2. http://mccormickml.com/2013/02/27/filter-masks/

  1. Image Credit: reference [2] [본문으로]
  2. Image Credit: reference [2] [본문으로]

티스토리툴바