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一种新的基于彩色双边滤波的彩色图像增强方法
Authors
丁兴号
廖英豪
+4 more
王守觉
王鑫芯
肖泉
郭东辉
Publication date
25 June 2009
Publisher
Abstract
本文提出一种新的基于彩色双边滤波的彩色图像增强方法。该方法将彩色图像增强分为三部分:全局亮度调节、对比度增强和颜色恢复。全局亮度调节主要是对图像的整体亮度信息进行非线性调整,压缩图像的亮度动态范围;局部对比度增强主要是利用彩色双边滤波获得像素点所在邻域的背景亮度,由当前像素点的亮度与背景亮度之间的关系,通过非线性的方法增强图像局部对比度;最后通过颜色恢复算法恢复图像色彩。相关实验表明,本文所提方法可以获得很好的彩色图像增强效果
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Last time updated on 16/06/2016