阶调
- contrast
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LCD显示器阶调复现曲线的函数表达
Functional Representation of LCD Tone Reproduction Curves
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以指数方程变换RGB三原色阶调的得失计算
Gain and Loss Calculation of Transforming RGB Tricolor Tone with Exponent-TRC
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在相同的印刷条件下,通过柔性版印刷机进行印刷实验,建立了柔性版印刷profile文件,从而得到柔性版印刷网点扩大曲线、阶调再现曲线和色彩再现特性。
Under the same printing conditions , the printing experiment was made using flexographic press and the profile document of flexography was produced , then the curves of dot gain , tones reproduction in flexography and the characters of color reproduction were established .
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分析了LCD液晶显示器的呈色机理,提出能精确拟合液晶显示器阶调复现曲线的S模型,并基于该模型对LCD进行了颜色特征化。
A novel S shape model was proposed to fit accurately the tone reproduction curves of LCD based on the analysis of its color producing mechanism , which was used to implement the LCD colorimetric characterization .
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为了提高印刷复制品的质量,针对当前存在的问题,本文从阶调复制和颜色复制两个方面研究了HDR图像的高保真印刷复制技术。
In order to improve the quality of printing reproduction , in view of the existing current problems , this paper research high-fidelity reproduction for HDR images on the two aspects of tone reproduction and color reproduction .
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印刷品阶调与明度感觉的关系
The Relationship between Dot Area of Printed Products and Perceived Lightness
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彩色图像复制中的阶调校正
The adjustment of layer during the multicolor - image duplicating process
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镭射卡纸表面特性及印品阶调、色彩再现的研究
Surface Properties and Printed Matter Tone and Color Rendering of Laser Paper
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彩色阶调丝网印刷中应注意的几个问题
Several Considerations in Colour Half - Tone Screen Printing
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消除彩色阶调网目印花中莫尔条纹的研究
A study on analyzing the Moire stripe in textile printing of color dot-tune
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彩色阶调网印龟纹现象与加网角度之探讨
Moire and Screening Angle in Multicolour Halftone Screen Printing
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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
Color Error Diffusion Halftoning Method Based on Image Tone and Human Visual System
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灰底白板纸与白卡纸阶调再现性和色彩再现性能研究
The Tone Reproduction and Colour Reproduction Between Ash Bottom Whiteboard and White Cardboard
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彩色阶调网印龟纹现象之探讨
Discussion on Moire Phenomena in Color Screen Printing
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桌面出版系统进行阶调校正方法探讨
On Correcting Methods of the Desktop Publishing System
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彩色柔性版印刷色彩阶调再现性
Tones and Color Reproduction of Color Flexography
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黑版阶调的设定与印品质量
The Setting up of the Gradation of Black Plate and the Quality of Press Product
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阶调层次作为图像的一大重要属性,影响着图像复制水平。
Tone is one of the important properties of the image and affect the image replication .
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保证阶调一致性的正确晒版范围的分析方法
Analytic Method of the Correct Copy Range of Offset Plate for the Consistence of Tone Reproduction
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阶调印花中新坐标色差评价方法研究
A method of the new coordinate chromatism evaluation in half - toning dot printing on fabrics
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它的出现降低了打印机得到的图像的细节,减少了图像的阶调。
It can reduce detail , less the level tone of image which gets by the printer .
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提出了一种基于打印机模型和视觉模型的阶调误差扩散算法。
A printer model and human visual model based method on tone-dependent error diffusion ( TDED ) is proposed .
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该方法能准确计算色相差和彩度差,从而保证了阶调印花质量。
The method assures the quality of half-toning dot printing on fabrics because of calculating color difference and chromatic aberration accurately .
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随着网版印刷技术的不断发展,彩色阶调织物印花已成为服装装饰的主要方法。
With the development of screen printing technology , textile halftone printing becomes the main method in garment decora - tion .
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首先,调查了待特征化打印系统的各项特性,包括稳定性、均匀性、阶调响应特性以及重复性。
Firstly , the printer to be characterized was investigated in terms of stability , uniformity , tone reproduction , and repeatability .
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但是如果网线数较为合适的话,其效果与其它阶调相比相差不大。
However , if the net number of lines is more appropriate , its effect is more or less compared to other tone .
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网点是决定原色染料网目阶调印花质量的关键问题,并受织物结构的直接影响。
Dot is a bottleneck problem of quality of half-toning printing on fabrics with primary color dyes , and it is affected by fabric 's texture directly .
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图像复制过程中的质量控制是实现图像复制颜色再现和阶调再现的最主要工作。
In the process of image reproduction , the quality control is the most important task in order to reproduce the color and the tone of an image .
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在阶调复制上,液体油墨能再现2%-4%的亮调网点面积,相对反差能达到胶印的质量标准,浓度对印刷实地密度影响的总体趋势是油墨浓度增大,实地密度提高。
In tone reproduction , the liquid ink can reproduce 2 % 4 % dot area , and relative to the contrast value can be up to offset quality standards .
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因此,黑版阶调的设定直接影响印品的色彩效果、暗调密度和整体复制质量。
Therefore , the sutting up of the gradation of black plate will affect the color effect of press product , the density of shade tone and the quality of duplicating .