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Progressive image coding using trellis coded quantization

渐进图像编码使用网格编码量化

作     者:Bilgin, A Sementilli, PJ Marcellin, MW 

作者机构:Univ Arizona Dept Elect & Comp Engn Tucson AZ 85721 USA Sci Applicat Int Corp Tucson AZ 85711 USA 

出 版 物:《IEEE TRANSACTIONS ON IMAGE PROCESSING》 (IEEE Trans Image Process)

年 卷 期:1999年第8卷第11期

页      面:1638-1643页

核心收录:

学科分类:0808[工学-电气工程] 08[工学] 0812[工学-计算机科学与技术(可授工学、理学学位)] 

主  题:image coding image compression JPEG 2000 progressive transmission trellis coded quantization 

摘      要:In this work, we present coding techniques that enable progressive transmission when trellis coded quantization (TCQ) is applied to wavelet coefficients. A method for approximately inverting TCQ in the absence of least significant bits is developed. Results are presented using different rate allocation strategies and different entropy coders. The proposed wavelet-TCQ coder yields excellent coding efficiency while supporting progressive modes analogous to those available in JPEG.

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