Based on the structure of image rendering system and the nature of the appearance of resulting patterns, the classical methods of digital halftoning are evaluated. 分析了数字半色调技术的发展现状;基于图像再现系统的基本结构和结果图像的特点,对经典的半色调方法进行了评判。
( 2,2) Visual Cryptography Schemes based Halftoning 基于半色调技术的(2,2)可视密码方案
Inverse halftoning algorithm based on multiscale framework 多尺度框架误差分散逆半调方法研究
Color Error Diffusion Halftoning Method Based on Image Tone and Human Visual System 基于图像阶调与人眼视觉模型的彩色误差扩散网目调方法
Comparison of Image Interpolation Method in Error Diffusion Halftoning 误差扩散半色调技术中图像插值方法的比较
The Digital Halftoning Research Based on Jacquard Technology 基于针织提花大圆机的数字半调技术研究
For the dot-overlap reduction problem occurred when halftone image is printed, a new dot-overlap printer model based on digital halftoning is proposed. 针对目前打印机点增益减弱问题,本文在数字半调技术的基础上建立了一种改进的点增益打印机模型。
Focused on the property of error diffuse halftoning, a multi-scale pyramid transform for two dimensions is constructed by the nonlinear median operator. 针对误差分散半调的系统特征,构建了一种基于非线性中值算子的多分辨金字塔变换。
Additional to the original methods of digital halftoning, classification and modern digital halftone techniques also included in this paper. 除数字半色调起源外,文章也涉及数字半色调的分类和现代数字半色调技术。
Research on Digital Halftoning and Watermarking Techniques for Images 图像半色调技术及水印的研究
Scanning path is the key of digital halftoning technology. 扫描路径是数字半色调技术的关键环节。
Inverse Scattering a hybrid estimation and denoising inverse halftoning algorithm is proposed for error-diffused halftone. 针对误差分散类半调图,提出了一种估值与去噪相结合的逆半调新算法。
Inverse Halftoning Algorithm Based on the Vision Characteristics 基于人眼视觉特征的图像逆半调算法
Digital halftoning method based on characteristic information of image 基于图像特征信息的数字半色调方法
Analysis and Comparison of Algorithms of Inverse Halftoning for Error Diffusion 误差分散类逆半调算法的分析与比较
Adaptive digital halftoning algorithm base on the image visual characteristics. 一种基于图像视觉特征的自适应数字半色调算法。
Quality Evaluation of Halftone by Halftoning Algorithm-Based Adaptive Method 基于加网算法与算法适应性的半色调图像质量评价方法
A new digital halftoning method based on characteristic information of image was developed. 为此,提出基于图像特征信息的数字半色调方法。
HVS-based halftoning schemes for LCD 基于HVS的液晶显示中半色调处理方案
Analysis and Comparison of Blue-and Green-Noise Digital Halftoning Methods 蓝噪声与绿噪声数字半调技术原理分析与比较
The LUTs are derived by various image training sets and are applied to inverse halftoning. By statistically analyzing the influence of image training sets on the quality of LUT inverse halftoning a guideline is proposed on selection of image training sets. 在分析图像半调模型的基础上,应用LUT逆半调算法对LUT数据训练图集进行了充分的实验,统计和分析了训练图集对LUT逆半调图像质量的影响,给出了其选择依据。
A halftoning algorithm based on space-filling curves 基于空间填充曲线的半色调算法
Hybrid Estimation and Denoising Inverse Halftoning 估值与去噪相结合的逆半调算法
The halftoning of the gray image and color image is equivalent to a multiobjective optimization problem. 灰度图像和彩色图像的色调处理可等价为一多目标优化问题。
Inverse halftoning of scanned image is valuable in the application of paper map digitalization and digital library. 在纸质地图电子化、数字化图书馆等应用中,扫描图像逆半调技术有极大的实用价值。
Halftoning algorithms constructed with the least squares algorithm based on the model, compared with the increase in the clustering partitions, image smoothing, and the sharpness is increased, especially in the image detail parts. 在算法中采用人类视觉模型和二值输出设备模型,所构造的半色调算法与基于模型的最小平方算法相比,随着聚类分区的增加,图像平滑且清晰度增加,尤其是在图像细节部位。
The proposed algorithm can remove halftoning noise efficiently, while scanning noise is suppressed fully. 该算法在抑制半调噪声的同时,能有效地去除扫描引入的噪声。
In this thesis, we firstly proposed a watermark algorithm embedding gray-scale image into audio based on the image digital halftoning and inverse halftoning technology. 本文以图像数字半调技术和逆半调技术为基础,提出了基于半调技术的灰度图像水印嵌入音频的算法。
Combining with the modeling of printer and scanner, an inverse halftoning method for scanned images is constructed. 最后,结合所建立的打印、扫描的模型,构造了一种针对扫描输入图像的逆半调算法,并进行了仿真试验。
Digital halftoning is a method that transforms a continuous tone image to a binary image or a color image which has limited colors. 数字半色调技术是将一幅连续色调的图像量化为一幅二值图像或只有少数色彩的彩色图像,在喷墨印花中起到重要作用。