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Unsupervised Activity Perception in Crowded and Complicated Scenes Using Hierarchical Bayesian Models.
Xiaogang Wang
Xiaoxu Ma
W. Eric L. Grimson
Published in:
IEEE Trans. Pattern Anal. Mach. Intell. (2009)
Keyphrases
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hierarchical bayesian models
activity analysis
bayesian models
motion patterns
mixture model
human activities
spatio temporal
active learning
neural network
machine learning
moving objects
latent dirichlet allocation
bayesian classifier
hierarchical bayesian model