Keyphrases
- action recognition
- human actions
- action classification
- video dataset
- spatial temporal
- action detection
- recognizing human actions
- recognition of human actions
- space time interest points
- motion features
- bag of words
- static images
- spatio temporal interest points
- human activities
- human detection
- activity recognition
- computer vision
- bag of features
- mid level
- video sequences
- multimedia
- view invariant
- video content
- video streams
- video data
- body parts
- depth sensors
- motion history images
- feature vectors
- video frames
- space time
- action primitives
- video surveillance
- image classification
- spatio temporal
- moving objects