Two-dimensional discriminant multi-manifolds locality preserving projection for facial expression recognition.
Ning ZhengXin GuoLin QiLing GuanPublished in: ISCAS (2015)
Keyphrases
- facial expression recognition
- locality preserving projections
- face recognition
- manifold learning
- facial expressions
- manifold structure
- feature extraction
- riemannian manifolds
- dimensionality reduction
- human computer interaction
- local binary pattern
- linear discriminant analysis
- discriminant analysis
- low dimensional
- three dimensional
- facial images
- locally linear embedding
- human faces
- high dimensional
- face detection
- principal component analysis
- euclidean space
- recognition rate
- subspace learning
- texture classification
- semi supervised
- face images
- high dimensional data
- geometric structure
- multiscale
- machine learning
- data points
- feature space
- sparse representation