中子集型自适应中值滤波器

被引:2
作者
袁世强 [1 ]
谭永红 [2 ]
机构
[1] 上海交通大学自动化系
[2] 桂林电子工业学院智能控制实验室
关键词
脉冲噪声; 像素分类; 中子集; 中值滤波;
D O I
暂无
中图分类号
TN713 [滤波技术、滤波器];
学科分类号
摘要
消除脉冲噪声通常采用中值滤波算法。尽管有许多中值滤波方法做了很大改进,但是,在噪声密度较高的情况下,图像滤波的结果仍然不能令人满意,因此,提出了一种新型中值算法。首先对滤波窗口中的像素进行分类,然后确定其中多元素子集的中子集,并且根据多元素子集的个数来决定是进行滤波还是扩大滤波窗口。最后,在仿真中,将该算法分别和几种中值滤波算法在数值和视觉上进行比较,实验结果显示,该算法能够有效地降低脉冲噪声并且保留了原始图像的更多细节。
引用
收藏
页码:608 / 612
页数:5
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