A hidden markov model framework for traffic event detection using video features.
Xiaokun LiFatih Murat PorikliPublished in: ICIP (2004)
Keyphrases
- event detection
- hidden markov models
- continuous hidden markov models
- sports video
- video analysis
- event recognition
- video event detection
- mid level
- video surveillance
- video segments
- speech recognition
- video clips
- video event
- video sequences
- visual cues
- sequential data
- image features
- activity recognition
- conditional random fields
- soccer video
- hidden states
- prior knowledge
- feature vectors
- video streams
- probabilistic model
- low level
- visual speech
- spatio temporal