Keyphrases
- feature extraction
- missing data
- discriminant analysis
- mutual information
- face recognition
- linear discriminant analysis
- feature selection
- preprocessing
- additive noise
- dimensionality reduction
- energy consumption
- image noise
- noise level
- information theory
- noise reduction
- dimension reduction
- frequency domain
- image classification
- principal component analysis
- image processing
- image enhancement
- information theoretic
- neural network
- energy minimization
- wavelet transform
- feature vectors
- geometric structure
- feature space
- random noise
- gradient flow
- quantum genetic algorithm