DocumentCode
855521
Title
HMM based action recognition using oriented histograms of optical flow field
Author
Li, X.
Author_Institution
Dept. of Comput. Sci., Univ. of Tsukuba
Volume
43
Issue
10
fYear
2007
Firstpage
560
Lastpage
561
Abstract
A simple and effective motion descriptor based on oriented histograms of optical flow field sequence is proposed. After dimensional reduction by principal component analysis, it is applicable to human action recognition using the hidden Markov model (HMM). Experiments with convincing recognition rate demonstrate the discriminative power of the proposed descriptor
Keywords
hidden Markov models; image sequences; motion estimation; principal component analysis; HMM; dimensional reduction; hidden Markov model; human action recognition; motion descriptor; optical flow field; oriented histograms; principal component analysis;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:20070027
Filename
4202049
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