Multivariate denoising using wavelets and principal component analysis.
Mina AminghafariNathalie ChezeJean-Michel PoggiPublished in: Comput. Stat. Data Anal. (2006)
Keyphrases
- denoising
- principal component analysis
- wavelet packet
- dual tree
- image processing
- image denoising
- principal components
- feature extraction
- translation invariant
- multivariate data
- noisy images
- wavelet domain
- total variation
- natural images
- multi resolution analysis
- independent component analysis
- wavelet transform
- wavelet bases
- multiresolution
- dimension reduction
- denoising algorithm
- image compression
- frequency domain
- dimensionality reduction
- signal processing
- low dimensional
- face recognition
- wavelet decomposition
- noise removal
- gaussian noise
- singular value decomposition
- discriminant analysis
- linear discriminant analysis
- covariance matrix
- multiscale
- multivariate time series
- computer vision
- regression model
- subband
- shift invariant
- face images
- multiresolution analysis
- feature space
- pattern recognition
- statistical tests
- image representation
- ridgelet transform