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电子学报  2015 

电子地图色域映射的SOM神经网络方法

DOI: 10.3969/j.issn.0372-2112.2015.06.011, PP. 1108-1112

Keywords: 电子地图,色彩,色域映射,神经网络

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Abstract:

颜色的设备相关性导致电子地图在跨媒介再现时容易出现色彩变形以及地理信息错误传输等问题.本文分析了电子地图色域的特征,提出了一种基于SOM(Self-OrganizingMaps)神经网络的色域映射方法.针对神经网络方法没有顾及电子地图色域映射过程中的色彩空间权重以及神经网络中邻域函数的各向同性假设不适用于地图色域这两个问题,提出了改进方法.将本文方法与ICC(InternationalColorConsortium)感知再现、绝对色度再现色域映射方法进行了对比,结果表明本文方法能够很好的保持地图整体色差,能够提高电子地图颜色复制精度.

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