Multi frame size feature extraction for acoustic event detection.
Liqun PengDeshun YangXiaoou ChenPublished in: APSIPA (2014)
Keyphrases
- event detection
- multi frame
- feature extraction
- video analysis
- video surveillance
- motion estimation
- point correspondences
- video event detection
- event recognition
- multiple frames
- image sequences
- activity recognition
- surveillance videos
- super resolution
- computationally efficient
- scan statistic
- video frames
- optical flow
- motion analysis
- filtering algorithm
- optic flow
- spatio temporal
- feature space
- feature vectors
- image processing
- viewpoint
- computational complexity
- high quality
- face recognition
- video data