Compressed domain action classification using HMM.
R. Venkatesh BabuB. AnantharamanK. R. RamakrishnanS. H. SrinivasanPublished in: Pattern Recognit. Lett. (2002)
Keyphrases
- compressed domain
- action classification
- hidden markov models
- action recognition
- motion vectors
- human actions
- bag of words
- inter frame
- bitstream
- video analysis
- max margin
- conditional random fields
- static images
- motion estimation
- global features
- macroblock
- spatio temporal
- unified model
- bit rate
- salient features
- activity recognition
- bag of visual words
- human motion
- machine learning
- text classification
- image classification
- multiresolution
- image sequences
- image processing