NHK STRL at TRECVID 2009: Surveillance Event Detection and High-Level Feature Extraction.
Masaki TakahashiYoshihiko KawaiMahito FujiiMasahiro ShibataNoboru BabaguchiShinichi SatohPublished in: TRECVID (2009)
Keyphrases
- event detection
- feature extraction
- high level
- video surveillance
- surveillance videos
- mid level
- low level
- event recognition
- video analysis
- surveillance system
- multimedia event detection
- video event detection
- feature space
- trecvid multimedia event detection
- activity recognition
- feature vectors
- scan statistic
- multi camera
- multiple cameras
- soccer video
- feature selection
- semantic information
- image classification
- composite events