Classification of video events using 4-dimensional time-compressed motion features.
Alexander HauboldMilind R. NaphadePublished in: CIVR (2007)
Keyphrases
- motion features
- video data
- motion analysis
- activity recognition
- event detection
- video shots
- classification accuracy
- action recognition
- image classification
- video sequences
- human actions
- visual features
- text classification
- optical flow
- motion patterns
- feature extraction
- human activities
- video clips
- depth images
- video database
- video analysis
- feature space
- multimedia
- feature selection
- training set
- video retrieval
- temporal information
- shape features
- video frames
- motion model
- motion vectors
- feature set