Keyphrases
- manifold learning
- low dimensional
- dimensionality reduction
- high dimensional
- dimension reduction
- nonlinear dimensionality reduction
- semi supervised
- subspace learning
- feature extraction
- laplacian eigenmaps
- diffusion maps
- manifold learning algorithm
- head pose estimation
- geodesic distance
- locally linear embedding
- sparse representation
- data points
- computer vision
- discriminant projection
- unsupervised learning
- manifold embedding
- locality preserving
- multiscale
- image classification
- high dimensionality
- semi supervised learning