Keyphrases
- feature extraction
- preprocessing
- decomposition method
- image processing
- pattern classification
- frequency domain
- noisy data
- computer vision
- image segmentation
- random noise
- noise free
- noise level
- signal to noise ratio
- feature selection
- noise model
- extracted features
- feature vectors
- missing data
- texture analysis
- noise reduction
- image classification
- mutual information
- median filter
- additive noise
- principal component analysis
- feature representation
- decomposition methods
- pattern recognition
- information entropy
- wavelet transform
- image noise
- dimension reduction
- image structure
- support vector machine svm
- discriminant analysis