Keyphrases
- dimensionality reduction
- high dimensional data
- high dimensional
- high dimensionality
- low dimensional
- pattern recognition
- structure preserving
- principal component analysis
- lower dimensional
- random projections
- data representation
- feature selection
- preprocessing step
- data points
- input space
- linear discriminant analysis
- linear projection
- machine learning
- euclidean distance
- feature extraction
- manifold learning
- principal components
- linear dimensionality reduction
- pattern recognition and machine learning
- feature space
- diffusion maps
- mobile robot
- kernel learning
- nonlinear dimensionality reduction
- face recognition
- database