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基于人眼视觉特性的多尺度彩色图象增强算法

DOI: 10.11834/jig.2003011461

Keywords: 计算机图象处理,小波,视觉特性,彩色空间,多尺度彩色图象,增强算法

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Abstract:

图象增强技术主要是通过调整图象的参数来改善图象质量,以获得更佳的视觉效果.为了获得色彩更加鲜艳,细节更加清晰的彩色图象,因而根据人眼视觉对亮度和颜色不同的敏感特性,按照视觉心理选择了HSV彩色空间,并在此空间中,提出了一种基于小波变换的彩色图象增强算法.该算法首先进行了自适应亮度动态调节,同时对图象的饱和度分量也进行了处理.实验证明,和目前存在的灰度图象增强算法相比,用该算法增强后的彩色图象不仅更加清晰,同时更加生动,鲜艳,达到了预期的目的.

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