Keyphrases
- dimensionality reduction
- high dimensional data
- feature extraction
- high dimensional
- low dimensional
- pattern recognition and machine learning
- principal component analysis
- data representation
- fuzzy logic
- input space
- manifold learning
- high dimensionality
- pattern recognition
- fault diagnosis
- principal components
- nonlinear dimensionality reduction
- feature space
- preprocessing step
- lower dimensional
- structure preserving
- linear discriminant analysis
- multidimensional scaling
- dimensionality reduction methods
- data points
- euclidean distance
- random projections
- feature selection
- sparse representation
- power transformers
- diffusion maps
- linear dimensionality reduction
- distance metric
- dimension reduction
- data sets
- power system
- face recognition
- machine learning
- neural network