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一种基于小波压缩感知的藏族壁画图像处理

Yan SUN,Xiao-guang LI,Li ZHUO,Chun-hua PAN,Cun ZHU

Research and Exploration in Laboratory（2016）

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Abstract
针对藏族壁画特点在采集图像时采用一种基于小波压缩的感知算法,利用改进的小波变换,分解图像高频分量和低频分量,并进行稀疏变换,达到采样压缩.图像重构利用压缩感知OMP算法重构图像,实验表明,原始图像分块数和随机矩阵不变时,采样率越大,PSNR越小,重构的图像也越清晰,针对藏族壁画算法有效.
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Key words
Tibetan murals,wavelet compressed sensing,OMP,algorithm
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