Keyphrases
- recognition rate
- human activities
- video sequences
- object recognition
- pattern recognition
- feature extraction
- video frames
- visual recognition
- video content
- video data
- recognition accuracy
- multimedia
- video images
- video streams
- video database
- real time
- text detection
- space time
- video clips
- recognition algorithm
- character recognition
- image recognition
- video analysis
- activity detection
- online video
- automatic recognition
- digital video
- sensor networks
- activity recognition
- spatial and temporal
- video retrieval
- recognition process
- static images
- temporal information
- facial actions