Activity Analysis in Complicated Scenes Using DFT Coefficients of Particle Trajectories.
Jingxin XuSimon DenmanSridha SridharanClinton FookesPublished in: AVSS (2012)
Keyphrases
- activity analysis
- motion patterns
- multiple camera views
- spatio temporal
- visual surveillance
- activity recognition
- space time
- focus of attention
- video processing
- moving objects
- motion model
- video surveillance
- motion analysis
- human activities
- appearance model
- image sequences
- video analysis
- group activities
- expression recognition
- bayesian framework
- motion detection
- facial expression recognition
- hand gestures
- real time
- image compression
- feature extraction
- computer vision