Removal of curtaining effects by a variational model with directional forward differences

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• 作者：Jan Henrik Fitschen ; ^a ; ^{fitschen@mathematik.uni-kl.de} ; Jianwei Ma^c ; ^{jma@hit.edu.cn} ; Sebastian Schuff^b ; ^{schuff@mv.uni-kl.de}
• 关键词：Image processing ; Convex analysis ; Variational method ; FIB tomography ; Curtaining effect ; Directional differences
• 刊名：Computer Vision and Image Understanding
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：155
• 期：Complete
• 页码：24-32
• 全文大小：2382 K
• 卷排序：155

文摘

A new model to remove curtaining effects in 3D FIB tomography images is proposed. The inmal convolution based model splits the image into a clean one, stripes and a laminar part. A primal-dual algorithm is used to find a minimizer of the convex functional.