非均匀纹理图像大区域修复算法

被引:6
作者
何凯
焦青兰
孟春芝
王伟
机构
[1] 天津大学电子信息工程学院
关键词
图像修复; 纹理合成; 非均匀纹理; 方向性优先权系数;
D O I
暂无
中图分类号
TP391.41 [];
学科分类号
080203 ;
摘要
为了改善实际非均匀纹理图像大区域修复效果,提出了一种改进的纹理合成算法.在传统图像修复算法优先权系数的基础上,增加了方向性优先权系数,为纹理合成时各点的传播方向和进度提供索引;同时,针对非均匀纹理图像渐近变化的特点,将以待修复块为中心的扇形区域作为最优匹配块的搜索区域,以减少误匹配.仿真实验结果表明,该方法能够有效克服传统纹理合成方法没有考虑方向性的缺点,对实际大区域非均匀纹理图像取得了较好的修复效果.
引用
收藏
页码:314 / 318
页数:5
相关论文
共 11 条
[1]  
Object Removal by Exemplar-based Inpainting. Criminisi A,Perez P,Toyama K. Proceedings of IEEE Computer Society Conference on Computer Vision and Pattern Recognition . 2003
[2]  
Exem-plar-based image completion using color ratio gradi-ent. Xue Yanbing,Zhang Hua,Wang Fayu,et al. Image and Signal Processing . 2008
[3]  
A nonlocal-means approach to ex-emplar-based inpainting. Wong A,Orchard J. IEEE International Con-ference on Image Processing . 2008
[4]  
Image completion and its ap-plication in cultural relic preservation. Liu Liping,Li Haisheng. Image and Signal Processing . 2009
[5]  
Fragment-based image completion. Iddo Drori,Daniel Cohen-Or,Hesy Yeshurun. Proceedings of the ACM Transactions on Graphics . 2003
[6]  
Image inpainting. Bertalmio M,Sapiro G,Caselles V,et al. Proceedings of the SIGGRAPH 2000,Computer Graphics Proceedings . 2000
[7]  
Variational PDE models in image processing. Chan T F,Shen J,Vese L. Notices of the American Mathematical Society . 2003
[8]  
Edge-based image restoration. Rares A,Reinders MJT,Biemond J. IEEE Transactions on Image Processing . 2005
[9]  
Structure and Texture Image Inpainting Based on Region Segmentation. Minfen Shen,Bin Lil. IEEE 2007 . 2007
[10]  
Edge-based image completing guided by region segmentation. Wang Minqin,Han Guoqiang,Tu Yongqiu. Proceedings of ISECS International Colloquium on Computing, Communication, Control, and Management . 2008