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Issue:
Modified nonlinear diffusion equation for noise removal
Author(s):
CONG Wei
,
GUO Ding-hui
Pages:
1764
-
1765,1775
Year:
2008
Issue:
7
Journal:
JOURNAL OF COMPUTER APPLICATIONS
Keyword:
图像去噪
;
边缘保持
;
非线性扩散方程
;
扩散系数函数
;
高斯函数
;
Abstract:
修改一类图像处理用的非线性扩散方程模型的扩散系数函数,使所获得的新模型能够在考虑到图像梯度以及二阶导数的情况下,用于去除图像高梯度噪声并保持图像边缘细节.实验表明,该新模型能够在保持图像中有意义的尖峰和窄边缘的同时,消除高梯度噪声.
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