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CVPR
2001
IEEE
16 years 2 days ago
2001
IEEE
We present a novel approach for tracking locally planar regions in an image sequence and their grouping into larger planar surfaces. The tracker recovers the affine transformation...
CVPR
2007
IEEE
16 years 2 days ago
2007
IEEE
Automatic detection of dynamic events in video sequences has a variety of applications including visual surveillance and monitoring, video highlight extraction, intelligent transp...
CVPR
2007
IEEE
16 years 2 days ago
2007
IEEE
We present an algorithm for performing Lambertian photometric stereo in the presence of shadows. The algorithm has three novel features. First, a fast graph cuts based method is u...
CVPR
2008
IEEE
16 years 2 days ago
2008
IEEE
We present a novel geometrical constraint on the egomotion of a single, moving camera. Using a camera with a large field-of-view (FOV), the optical flow measured at a single pair ...
ICCV
2001
IEEE
15 years 12 months ago
2001
IEEE
We cast the problem of multiframe stereo reconstruction of a smooth shape as the global region segmentation of a collection of images of the scene. Dually, the problem of segmenti...