Keyphrases
- action recognition
- multiple features
- bag of words
- data fusion
- human actions
- computer vision
- action classification
- feature vectors
- visual information
- metric learning
- feature space
- bag of features
- feature set
- multiple views
- learning process
- recognizing human actions
- incremental learning
- relevance feedback
- low level features
- human activities
- multiple instance learning
- class labels
- image retrieval
- multi modal
- d objects
- class specific
- feature extraction