It makes colorimetrical researches on the color reproduction of digital proofing and that of simulative proofing, and sets up the mathematical model of color matching.

对数字打样和模拟打样再现色分别进行了色度学研究，建立了以色彩匹配为目的的数学模型。

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A color image registration model within the framework of abstract matching flow is proposed to deal with the problem of serious color difference between registered images.

在抽象匹配流框架下，构造能够克服大色差问题的彩色图像配准模型。

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Finally, the experiment results compared with the BP neural network algorithm and polynomial matching algorithm show that the new model improves color conversion accuracy effectively.

最后，本算法与BP神经网络和多项式拟合算法比较，色彩转换精度有明显提高。

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