Spatio-Temporal Activity Detection and Recognition in Untrimmed Surveillance Videos.
Konstantinos GkountakosDespoina TouskaKonstantinos IoannidisTheodora TsikrikaStefanos VrochidisIoannis KompatsiarisPublished in: ICMR (2021)
Keyphrases
- activity detection
- surveillance videos
- spatio temporal
- object classification
- object trajectories
- video surveillance
- human activities
- video data
- image sequences
- object recognition
- object tracking
- video sequences
- moving objects
- surveillance system
- sequence matching
- event detection
- real time
- human actions
- multi camera
- feature extraction
- action recognition
- space time
- video analysis
- multimedia
- duplicate detection
- moving target
- human motion
- feature space
- nearest neighbor