NMF, LNMF, and DNMF modeling of neural receptive fields involved in human facial expression perception.
Ioan BuciuIoannis PitasPublished in: J. Vis. Commun. Image Represent. (2006)
Keyphrases
- facial expressions
- receptive fields
- visual processing
- negative matrix factorization
- facial expression analysis
- recognizing facial expressions
- facial expression recognition
- emotional state
- primary visual cortex
- biologically inspired
- recognition of facial expressions
- visual cortex
- face images
- facial features
- human faces
- natural images
- video sequences
- face recognition
- space time
- image representation
- visual information
- hidden layer
- multiscale
- feed forward
- human subjects
- sparse representation
- face detection
- human computer interaction
- multi modal
- principal component analysis