2863 search results - page 217 / 573 » Computer modelling and natural phenomena |
186
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CVPR
2010
IEEE
16 years 1 months ago
2010
IEEE
We propose a principled framework to model persistent motion in dynamic scenes. In contrast to previous efforts on object tracking and optical flow estimation that focus on local...
189
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WCNC
2010
IEEE
15 years 10 months ago
2010
IEEE
—One way of modelling the wireless channel is in a statistical manner, based on a few parameters describing the characteristics of the environment. In most current wireless chann...
202
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IDA
2006
Springer
15 years 6 months ago
2006
Springer
We introduce in this paper a generalization of the widely used hidden Markov models (HMM's), which we name "structural hidden Markov models" (SHMM). Our approach is ...
280
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
Extremely crowded scenes present unique challenges to
video analysis that cannot be addressed with conventional
approaches. We present a novel statistical framework for
modeling...
196
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CVPR
2007
IEEE
16 years 8 months ago
2007
IEEE
We propose a novel unsupervised learning framework for activity perception. To understand activities in complicated scenes from visual data, we propose a hierarchical Bayesian mod...