Classifying Facial Expressions Using Level Set Method Based Lip Contour Detection and Multi-Class Support Vector Machines.
Abu Sayeed Md. SohailPrabir BhattacharyaPublished in: Int. J. Pattern Recognit. Artif. Intell. (2011)
Keyphrases
- contour detection
- level set method
- facial expressions
- image segmentation
- facial features
- level set
- contour tracking
- human faces
- active contours
- video sequences
- face images
- region segmentation
- facial images
- deformable models
- face recognition
- region growing
- image analysis
- active contour model
- segmentation algorithm
- computer vision
- graph cuts
- segmentation method
- object segmentation
- markov random field
- texture information
- multiscale
- image processing
- face detection
- gray level
- pixel level
- license plate
- perceptual grouping
- machine learning