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IJCV
2012
12 years 12 months ago
Compressed Histogram of Gradients: A Low-Bitrate Descriptor
Vijay Chandrasekhar, Gabriel Takacs, David M. Chen...
IJCV
2012
12 years 12 months ago
Sparse Occlusion Detection with Optical Flow
Abstract We tackle the problem of detecting occluded regions in a video stream. Under assumptions of Lambertian reflection and static illumination, the task can be posed as a vari...
Alper Ayvaci, Michalis Raptis, Stefano Soatto
IJCV
2012
12 years 12 months ago
Minimizing Energies with Hierarchical Costs
Abstract Computer vision is full of problems elegantly expressed in terms of energy minimization. We characterize a class of energies with hierarchical costs and propose a novel hi...
Andrew Delong, Lena Gorelick, Olga Veksler, Yuri B...
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IJCV
2012
12 years 12 months ago
Viewpoint Selection for Human Actions
In many scenarios a scene is filmed by multiple video cameras located at different viewing positions. The difficulty in watching multiple views simultaneously raises an immediate...
Dmitry Rudoy, Lihi Zelnik-Manor