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A comment on The patent on SIFT expired yesterday. Parent comment

Re:The patent on SIFT expired yesterday by Rochetshipz on Monday March 09, 2020 @03:28AM (#22523602)
This paper is a bit "old" by the way. An excellent paper was released a week ago : https://arxiv.org/abs/2003.01587

Findings are mostly the same. For day/day images, with a properly tuned pipeline, SIFT is really good.

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