Real-Time Lip Contour Extraction and Tracking Using an Improved Active Contour Model.
Jingying ChenBernard TiddemanGang ZhaoPublished in: ISVC (2) (2008)
Keyphrases
- active contour model
- real time
- active contours
- lip contour
- contour tracking
- geodesic active contours
- snake model
- moving target
- level set method
- region growing
- segmentation method
- energy minimization
- object boundaries
- image segmentation
- particle filter
- gradient vector flow
- particle filtering
- energy function
- head tracking
- shape prior
- appearance model
- mean shift
- denoising
- image sequences