A real-time facial expression recognition system based on Active Appearance Models using gray images and edge images.
Christian MartinUwe WernerHorst-Michael GrossPublished in: FG (2008)
Keyphrases
- facial expressions
- active appearance models
- gray images
- human faces
- facial expression recognition
- facial features
- gray value
- edge detection
- facial animation
- lighting conditions
- facial images
- image data
- image database
- face images
- input image
- feature points
- three dimensional
- image retrieval
- feature extraction
- image features
- color images
- object recognition
- image registration
- face recognition
- image analysis
- image matching
- expression recognition
- pose variations
- face detection
- feature selection
- feature space
- deformable models
- multiscale
- high quality
- similarity measure
- keypoints
- gray level