摘要
运用傅立叶分析的方法说明了加网和扫描的过程,对扫描半色调印刷品时所产生的龟纹进行了理论的解释,并提出了抑制此类龟纹的方法。
The screening and scanning process was explained by Fourier analysis.The moire phenomena appeared when scanning a halftone image was theoretically explained.Several methods to suppress this kind of moire were put forward.
出处
《包装工程》
CAS
CSCD
北大核心
2007年第10期14-16,共3页
Packaging Engineering
关键词
龟纹
半色调图像
印刷
扫描
傅立叶分析
龟纹抑制
moire
halftone image
printing
scanning
Fourier analysis
moire suppression
