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CVPR
2009
IEEE
15 years 4 months ago
Learning Visual Flows: A Lie Algebraic Approach
We present a novel method for modeling dynamic visual phenomena, which consists of two key aspects. First, the in- tegral motion of constituent elements in a dynamic scene is ca...
Dahua Lin, W. Eric L. Grimson, John W. Fisher III
TRECVID
2007
13 years 10 months ago
The University of Queensland at TRECVID 2007 Search Task
This paper describes our first participation in TRECVID. We took part in the search task and submitted two interactive runs. Both of them are of Type c, and use no ASR/MT output ...
Heng Tao Shen, Xiaofang Zhou, Jie Shao, Zi Huang
CVPR
2008
IEEE
14 years 11 months ago
Sequential particle swarm optimization for visual tracking
Visual tracking usually involves an optimization process for estimating the motion of an object from measured images in a video sequence. In this paper, a new evolutionary approac...
Xiaoqin Zhang, Weiming Hu, Stephen J. Maybank, Xi ...
ICIP
2001
IEEE
14 years 11 months ago
Directed acyclic graph based mode optimization for H.263 video encoding
Optimal mode selection for video coding is important in minimizing visual distortion given a rate constraint, and it has been studied in the literature using a single previous mac...
G. Cheung
EI
2007
94views more  EI 2007»
13 years 9 months ago
Ball appearance improvement in low-resolution soccer videos
Abstract— Multimedia transmissions, especially sports transmissions, are an important share of the services offered by mobile network operators. Due to limited capacity, lossy co...
Martin Wrulich, Olivia Nemethova, Luca Superiori, ...