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SURF: Speeded Up Robust Features, ECCV 2006. Herbert Bay, Tinne Tuytelaars, and Luc Van Gool - page 2 / 22

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Background

Local invariant Interest point detector-descriptor

For finding correspondences between two images of the same scene or object

Many applications, including 3D reconstruction, image retrieval and object recognition

SIFT is one of the best but slow

Image of size 1000 x 700 described in around 6 seconds (actual cost depends on the # features generated, 4000 in this case)

128-D feature vectors

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