Automatic Lip Tracking and Action Units Classification using Two-Step Active Contours and Probabilistic Neural Networks.
Hadi SeyedarabiWon-Sook LeeAli AghagolzadehPublished in: CCECE (2006)
Keyphrases
- active contours
- probabilistic neural networks
- active contour model
- level set
- image segmentation
- probabilistic neural network
- pattern recognition
- action units
- geometric active contours
- feature extraction
- support vector
- neural network
- multilayer perceptron
- machine learning
- gradient vector flow
- image sequences
- feature vectors
- geodesic active contours
- training data
- feature selection
- support vector machine svm
- appearance model
- image analysis
- feed forward neural networks
- training set
- multiscale
- sobolev active contours