FAST SEARCH METHODS FOR VECTOR LOOKUP IN VECTOR QUANTIZERS

被引：4
|
作者：
WILTON, AP
CARPENTER, GF
机构：
[1] Department of Electronic Engineering and Applied Physics, Aston University, Birmingham B4 7ET, Aston Triangle
来源：
ELECTRONICS LETTERS | 1992年 / 28卷 / 25期
关键词：
VECTOR QUANTIZATION; SIGNAL PROCESSING;
D O I：
10.1049/el:19921487
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 substantial reduction in the time taken to took up a source vector in a vector codebook is achieved with a small extra distortion by searching only a subset of the codebook preselected according to the Euclidean magnitude of the vectors.
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页码：2311 / 2312
页数：2
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