期刊文献+

处理碎片图像的多个水平集方法

Fragment Image Processing by Several Level Sets
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摘要 在Mumford-Shah模型基础上提出了一个泛函极值问题,并提出了用多个水平集来处理较为复杂图像的方法.数值实验结果表明,该方法是有效的. This paper proposed a way with several level sets to resolve the free boundary problem of the Mumford-Shan model and introduced a functional which can be used in some images with complicated structures. Meanwhile it gave out the numerical experiment results which show the way is useful.
作者 陆宏炯
出处 《上海交通大学学报》 EI CAS CSCD 北大核心 2004年第6期1031-1034,共4页 Journal of Shanghai Jiaotong University
关键词 MUMFORD-SHAH模型 水平集函数 拉格拉朗算子 图像去噪 边缘检测 Mumford-Shah model level set method Lagrange operator image denoise edge detection
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参考文献5

  • 1Mumford D, Shah J. Optimal approximation by piecewise smooth functions and associated variational problems[J]. Comm Pure Appl Math,1989 ,(42): 577-685.
  • 2Osher S, Sethian J A. Fronts propagating with curvature-dependent speed: algorithms based on Hamilton-Jacobi formulaion[J]. Journal of Computational Physics, 1988,(79) :12-49.
  • 3Chan T F, Vese L A. A level set algorithm for minizing the Munford-Shan functional in image proceasing [EB/OL]. http://www. math. ucla. edu/-imagers/ ,April 2000,161 - 168.
  • 4Zhao H K, Chan T, Merriman B, et al. A variational level set approach to multiphase motion[J]. J Comput Phys,1996 ,127:179 - 195.
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