Keyphrases
- action recognition
- video dataset
- human actions
- action classification
- feature fusion
- recognizing human actions
- bag of words
- video clips
- computer vision
- action detection
- human activities
- activity recognition
- video sequences
- video data
- multiple features
- recognition of human actions
- video frames
- feature extraction
- visual features
- dimensionality reduction
- fusion algorithm
- multi class
- three dimensional
- motion history images
- data mining
- space time interest points