山东大学学报(理学版) ›› 2017, Vol. 52 ›› Issue (3): 32-37.doi: 10.6040/j.issn.1671-9352.0.2016.445
于文静,毕东旭,颜学峰*
YU Wen-jing, BI Dong-xu, YAN Xue-feng*
摘要: 基于图像结构稀疏性定义了图像的结构稀疏算子,利用稀疏算子实现原图像到结构图像的映射。根据仿射相似图像具有相同结构的偏移量成稀疏分布的特点,统计相同结构偏移量的分布特征,获得破损区域的最优匹配信息。实验结果表明,该算法可以实现结构的自动匹配,在仿射破损图像的修复中更有效。
中图分类号:
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