error diffused halftone image 误差扩散半色调图像
Halftone Image Texture 半调图像纹理
Making Halftone Image 时网目调图像
Digital halftone image 数字半调图像
halftone image watermarking 半色调水印
Halftone image recording apparatus 发明名称
halftone dot image 网点图象
Image halftone technique 图像过渡色调技术
A method will be described for the anti-counterfeiting of halftone image using microstructure screens and frequency modulation halftone screens.
描述了一种利用调频加网进行半色调图像防伪。
参考来源 - 半色调加网防伪应用According to texture of the halftone image. a new wavelet packet halftone image compression is proposed,in which the scan mode of the wavelet packet coefficients and the selection of threshold function are improved.
结合半调图像纹理特性和小波包更精细的分解方法,通过对小波包系数的扫描方式和阈值函数的选取进行改进,提出对半调图像进行基于最优基的小波包变换压缩编码。
参考来源 - 一种半调图像的混合压缩方法The arithmetic can embed many information to halftone image under the precondition of watermarking invisibility, on the other hand, the extract of watermarking is accurate.
在保证水印信息视觉不可见性的前提下实现了较大信息量的水印嵌入和可靠的水印信息提取,提出了一种基于人眼视觉系统模型的半色调图像数字水印算法。
参考来源 - 基于人眼视觉系统模型的半色调图像数字水印算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The classification of halftone image is a key step in the process of inverse halftone.
半调图像分类在逆半调过程中是非常关键的步骤。
The logical digital halftone image quality evaluation index is the key of image reproduction technical.
合理的数字半色调图像质量评价指标是图像再现技术评价的关键。
An optimum threshold is selected by maximizing the correlation between the original halftone image and the thresholded bi-level image.
该算法以原始图像与分割后图像的相关系数最大为准则，选取最优阈值对磨粒图像进行二值化。
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