WAVELET TRANSFORM IMAGE-CODING USING LATTICE VECTOR QUANTIZATION

被引:6
作者
SAMPSON, DG
DASILVA, EAB
GHANBARI, M
机构
[1] Department of Electronic Systems Engineering, University of Essex
关键词
IMAGE CODING; VECTOR QUANTIZATION; WAVELET TRANSFORMS;
D O I
10.1049/el:19941039
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A novel method for the efficient coding of image wavelet coefficients using zerotree multistage lattice vector quantisation is presented. This method achieves high compression ratios with good picture quality, maintaining a very simple implementation. Simulation results demonstrate that the coding performance of this algorithm favourably compares to some of the best reported image compression results.
引用
收藏
页码:1477 / 1478
页数:2
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