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MM
2004
ACM
212views Multimedia» more  MM 2004»
16 years 29 days ago
Nonparametric motion model
Motion information is a powerful cue for visual perception. In the context of video indexing and retrieval, motion content serves as a useful source for compact video representati...
Ling-Yu Duan, Min Xu, Qi Tian, Changsheng Xu
PAKDD
2009
ACM
171views Data Mining» more  PAKDD 2009»
16 years 2 days ago
Detecting Abnormal Events via Hierarchical Dirichlet Processes
Abstract. Detecting abnormal event from video sequences is an important problem in computer vision and pattern recognition and a large number of algorithms have been devised to tac...
Xian-Xing Zhang, Hua Liu, Yang Gao, Derek Hao Hu
PREMI
2005
Springer
16 years 1 months ago
Fusing Depth and Video Using Rao-Blackwellized Particle Filter
We address the problem of fusing sparse and noisy depth data obtained from a range finder with features obtained from intensity images to estimate ego-motion and refine 3D struct...
Amit K. Agrawal, Rama Chellappa
ECCV
2008
Springer
16 years 9 months ago
Segmentation and Recognition Using Structure from Motion Point Clouds
We propose an algorithm for semantic segmentation based on 3D point clouds derived from ego-motion. We motivate five simple cues designed to model specific patterns of motion and 3...
Gabriel J. Brostow, Jamie Shotton, Julien Fauqueur...
ICARCV
2006
IEEE
313views Robotics» more  ICARCV 2006»
16 years 1 months ago
GestureCam: A Smart Camera for Gesture Recognition and Gesture-Controlled Web Navigation
– Smart camera, or an intelligent camera, is an embedded vision system which captures and processes image to extract application-specific information in real time. Smart cameras ...
Yu Shi, Ronnie Taib, Serge Lichman