Naturalistic Affective Expression Classification by a Multi-stage Approach Based on Hidden Markov Models.
Hongying MengNadia Bianchi-BerthouzePublished in: ACII (2) (2011)
Keyphrases
- multistage
- hidden markov models
- expression classification
- facial expression recognition
- facial expressions
- human computer interaction
- dynamic programming
- expression recognition
- human identification
- facial feature extraction
- sequential data
- speech recognition
- markov models
- optimal policy
- face images
- automatic speech recognition
- facial features
- continuous hidden markov models
- feature selection
- probabilistic model
- multiscale
- image processing