Compressible error diffusion

被引:0
作者
Lee, JH [1 ]
Allebach, JP [1 ]
机构
[1] Hewlett Packard Corp, Vancouver, BC, Canada
来源
COLOR IMAGING VIII: PROCESSING, HARDCOPY, AND APPLICATIONS | 2003年 / 5008卷
关键词
D igital halftoning; error diffusion; JBIG; bi-level compression;
D O I
10.1117/12.476324
中图分类号
TB8 [摄影技术];
学科分类号
0804 ;
摘要
This paper presents a combined halftoning and compression approach, which achieves high quality halftones and compression ratios comparable to those of JBIG with much simpler encoding and decoding schemes. In the proposed algorithm, we halftone the input continuous-tone image with constraints in a controlled manner, so that we can decrease the entropy of the resulting halftones while maintaining a high level of visual image quality.
引用
收藏
页码:483 / 492
页数:10
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