Facial Expression Recognition Using Pseudo 3-D Hidden Markov Models.
Stefan MüllerFrank WallhoffFrank HülskenGerhard RigollPublished in: ICPR (2) (2002)
Keyphrases
- hidden markov models
- person independent
- gesture recognition
- facial expression recognition
- sequential data
- speech recognition
- conditional random fields
- markov models
- discriminative training
- sequence classification
- baum welch
- markov model
- automatic speech recognition
- hierarchical hidden markov model
- video sequences
- random effects
- viterbi algorithm
- feature vectors