A Tied-Mixture 2D HMM Facial Image Retrieval System.
Hisham OthmanTyseer AboulnasrPublished in: J. Circuits Syst. Comput. (2004)
Keyphrases
- hidden markov models
- image retrieval
- image database
- facial images
- landmark detection
- facial motion
- relevance feedback
- facial expressions
- expectation maximization
- mixture model
- handwritten word recognition
- human faces
- facial expression recognition
- face recognition
- text retrieval
- facial features
- expression classification
- facial recognition
- web image retrieval
- age estimation
- latent variable models
- multi stream
- forward backward
- speech recognition
- mixture distributions
- face images
- pose variations
- behavior recognition
- estimate the model parameters
- high resolution
- hierarchical hidden markov model
- expression recognition
- gaussian mixture
- gesture recognition
- image collections