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A Heat-Map-Based Algorithm for Recognizing Group Activities in Videos.
Weiyao Lin
Hang Chu
Jianxin Wu
Bin Sheng
Zhenzhong Chen
Published in:
IEEE Trans. Circuits Syst. Video Technol. (2013)
Keyphrases
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learning algorithm
spatio temporal
k means
probabilistic model
group activities
maximum likelihood
expectation maximization
learning tools