An Improved Fast Encoding Algorithm for Vector Quantization Using 2-Pixel-Merging Sum Pyramid and Manhattan-Distance-First Check.
Zhibin PanKoji KotaniTadahiro OhmiPublished in: IEICE Trans. Inf. Syst. (2004)
Keyphrases
- vector quantization
- fractal image compression
- distortion measure
- entropy constrained vector quantization
- codebook design
- reduced complexity
- image compression
- finite state vector quantization
- k means
- image processing
- neural gas
- clustering method
- dynamic programming
- objective function
- vector quantizer
- nearest neighbor search
- multiresolution
- manhattan distance
- input data
- euclidean distance
- distance metric
- search space
- computational complexity
- similarity measure
- linde buzo gray
- feature selection