Keyphrases
- image compression
- principal component analysis
- vector quantization
- wavelet transform
- multiresolution
- principal components analysis
- compression scheme
- subband
- dimensionality reduction
- principal components
- feature extraction
- reconstructed image
- covariance matrix
- low bit rate
- compressed images
- face recognition
- image processing
- independent component analysis
- feature space
- principle component analysis
- appearance based object recognition
- image transmission
- discrete cosine transform
- compression algorithm
- low dimensional
- face images
- entropy coding
- compression ratio
- coarse to fine
- progressive transmission
- high dimensional
- kernel pca
- embedded zerotree
- compression standards
- neural network
- dimension reduction
- linear discriminant analysis
- multiscale
- data compression
- singular value decomposition
- arithmetic coding
- kernel function
- image quality
- pattern recognition
- image pyramids
- computer vision