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色域映射失真类型图像的质量评价

, PP. 1702-1708

Keywords: 信息处理技术,图像质量评价,色域映射

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Abstract:

针对色域映射失真类型图像,在传统算法的基础上提出了一种新的图像质量评价方法。首先,阐述了该评价方法对图像特征提取的目的及方法,并形成最终的评价公式GMSIM。然后,使用已有的3个色域映射图像集和TID2008图像库对GMSIM算法进行参数拟合和预测准确性分析,对色域映射图像库采用命中率来表征算法性能。实验结果显示:GMSIM算法对色域映射失真图像主观感知的预测准确性比传统的SSIM方法提高约4.5%,但仍有较大的进步空间;在TID2008图像库的预测性能也有所提高。

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