Joint Structured Sparsity Regularized Multiview Dimension Reduction for Video-Based Facial Expression Recognition.
Liping XieDacheng TaoHaikun WeiPublished in: ACM Trans. Intell. Syst. Technol. (2017)
Keyphrases
- dimension reduction
- facial expression recognition
- structured sparsity
- feature extraction
- facial expressions
- principal component analysis
- face recognition
- human computer interaction
- linear discriminant analysis
- high dimensional
- singular value decomposition
- local binary pattern
- manifold learning
- low dimensional
- preprocessing
- least squares
- random projections
- variable selection
- high dimensionality
- feature selection
- high dimensional data
- dimensionality reduction
- facial features
- unsupervised learning
- feature space
- learning problems
- discriminant analysis
- pattern recognition
- facial images
- image processing
- cluster analysis
- support vector machine svm
- training data
- computer vision