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先验自适应中值滤波图像增强算法
引用本文:杨泳波.先验自适应中值滤波图像增强算法[J].微计算机信息,2011(9).
作者姓名:杨泳波
作者单位:浙江商业职业技术学院信息技术学院;
摘    要:通过分析传统中值滤波与自适应中值滤波算法的特点,提出了先验自适应中值滤波算法。该算法的思路是先对噪声进行检测与标识,再构造噪声标识矩阵,根据中值滤波算法原理在取中值时排除邻域内噪声点的灰度值。该算法避免了过度滤波,在保证滤波效果的前提下提高了滤波效率。

关 键 词:图像增强  平滑滤波  中值滤波  

An Algorithm of Priori Adaptive Median Filter for Image Enhancement
YANG Yong-bo.An Algorithm of Priori Adaptive Median Filter for Image Enhancement[J].Control & Automation,2011(9).
Authors:YANG Yong-bo
Affiliation:YANG Yong-bo(College of Information Technology,Zhejiang Vocational College of Commerce,Zhejiang Hangzhou,310053,China)
Abstract:An algorithm of priori adaptive median filtering is proposed based on analyzing the algorithm of traditional median filter and adaptive median filter.The Idea of the algorithm is to detect and identify the noise points,and then Identitying matrix structure of the noise points,excluding the gray value of noise points in the neighborhood when median value is taked.The algorithm avoids over-filtering and improves filtering efficiency in the premise of ensuring filtering effect
Keywords:image enhancement  smoothing filter  median filter  
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