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基于二元树复小波变换的图像质量评估

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摘要 文章提出了一种新的基于二元树复小波变换和压缩感知(CS)图像质量评估方法.结构失真在复数域上既改变一幅图像的幅度又改变它的相位.通过反映图像结构失真的复小波变换中可得到稀疏复小波(CW)系数,而CW系数可由二元树获得.如果CW系数通过压缩感知测量,测量值可加强图像信息.因此,可以通过比较测量值来评估图像质量.后期的实验和数据验证了本方法对图像质量度量的性能提高的有效性.
作者 管蓉
出处 《数学学习与研究》 2012年第3期113-114,共2页
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参考文献5

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