Trajectory clustering in CCTV traffic videos using probability product kernels with hidden Markov models.
José A. Rodríguez-SerranoSameer SinghPublished in: Pattern Anal. Appl. (2012)
Keyphrases
- hidden markov models
- clustering algorithm
- speech recognition
- conditional random fields
- markov models
- video sequences
- linear dynamical systems
- k means
- sequential data
- gesture recognition
- sequence classification
- viterbi algorithm
- surveillance videos
- probability distribution
- hierarchical hidden markov model
- markov model
- video content
- hidden state
- discriminative training
- video surveillance
- posterior probability
- video frames
- kernel function
- hidden states