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CCD noise filtering based on 3-dimensional nonlinear partial differential equation
Suk Ho Lee; Moon Gi Kang; Kyu Tae Park;
Consumer Electronics, IEEE Transactions on
Volume 44,
Issue 3,
Aug. 1998
Page(s):1086
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1090
Abstract:
A three dimensional anisotropic diffusion equation is proposed to remove noise in video sequences. The three dimensional anisotropic diffusion equation utilizes the fact that consecutive frames of high correlation can be obtained in video sequences. It is shown that the three dimensional diffusion equation gives better results than the two dimensional diffusion equation which only deals with still images and slowly smoothes the edge boundaries
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