An Improved VQ Codebook Search Algorithm Using Principal Component Analysis.
Chin-Chen ChangDai-Chuan LinTung-Shou ChenPublished in: J. Vis. Commun. Image Represent. (1997)
Keyphrases
- vector quantization
- search algorithm
- principal component analysis
- vector quantizer
- finite state vector quantization
- image compression
- vector quantized
- principal components
- covariance matrix
- heuristic search
- codebook generation
- codebook design
- independent component analysis
- image coding
- low dimensional
- search space
- face recognition
- branch and bound
- linear discriminant analysis
- dimensionality reduction
- feature extraction
- dimension reduction
- input vector
- singular value decomposition
- distortion measure
- speaker recognition
- neural classifier
- vector quantisation
- bit allocation
- image classification
- progressive transmission
- fractal image coding
- feature set
- selection algorithm
- face images
- medical image compression