Keyphrases
- manifold learning
- low dimensional
- nonlinear dimensionality reduction
- semi supervised
- dimensionality reduction
- subspace learning
- high dimensional
- dimension reduction
- diffusion maps
- high dimensional data
- feature extraction
- head pose estimation
- locally linear embedding
- laplacian eigenmaps
- locality preserving
- manifold learning algorithm
- geodesic distance
- manifold structure
- discriminant projection
- nonlinear manifold
- manifold embedding
- intrinsic manifold
- low dimensional manifolds
- riemannian manifolds
- sparse representation
- feature space
- object recognition
- neural network