Method for estimating lossless image compression bound

被引:1
|
作者
Zhang, N [1 ]
Zhang, YJ [1 ]
Lin, QD [1 ]
Lin, XG [1 ]
机构
[1] Tsing Hua Univ, Dept Elect Engn, Beijing 100084, Peoples R China
关键词
D O I
10.1049/el:19991323
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 practical method for estimating the lossless image compression bound based on high-order conditional entropy analysis is proposed. This analysis can be performed within an ordinary image as opposed to dealing with an enormous training set. Its feasibility and reliability have been verified on a large group of images naturally acquired by various imaging sensors.
引用
收藏
页码:1931 / 1932
页数:2
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