一种基于分类-竞争矢量量化算法 Algorithm for Vector Quantization Based on Classified and Compe

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一种基于分类-竞争矢量量化算法

Algorithm for Vector Quantization Based on Classified and Competition

本算法在分类量化的基础上通过引入竞争的方式产生初始码书.试验结果表明,本算法产生的初始码书的典型性较好.在不降低图像压缩质量的同时,极大的减少获取最优码书所需要的运算时间.

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作 者: 王慧妮 葛明 段志强 WANG Huini GE Ming DUAN Zhiqiang  
作者单位:王慧妮,段志强,WANG Huini,DUAN Zhiqiang(湖北省基础地理信息中心,湖北,武汉,430071)
u&gv{~{8SH F5yC0葛明,GE Ming(武汉光谷建设投资有限公司,湖北,武汉,430079) 
刊 名:地理空间信息 
英文刊名:GEOSPATIAL INFORMATION 
年,卷(期):2007 5(1) 
分类号:TN919.8 
关键词:矢量量化   码书设计   分类量化   分类-竞争算法  
机标关键词:分类量化引入竞争矢量量化算法初始码书运算时间压缩质量试验结果图像基础获取 
基金项目: 
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