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图像平滑的快速算法
引用本文:姜万录,张淑清,李久彤,徐立成. 图像平滑的快速算法[J]. 燕山大学学报, 1997, 0(2)
作者姓名:姜万录  张淑清  李久彤  徐立成
作者单位:燕山大学,秦皇岛制药厂
摘    要:根据权矩阵的结构特点,提出了矩形窗口加权平滑的快速算法,充分利用相邻窗口相同运算的中间结果,显著减少了窗口运算的乘法和加法次数.提出了中值滤波的快速算法,利用已滤波的上一窗口和左一窗口的排序信息,缩短了排序过程,大幅度地减少了比较运算次数.

关 键 词:图像处理  加权平滑  中值滤波  快速算法

Fsat Algorithms for Image Smoothing
Jiang Wanlu Zhang Shuqing Li Jiutong Xu Licheng Yanshan University Qinhuangdao Pharmaceutical Plants. Fsat Algorithms for Image Smoothing[J]. Journal of Yanshan University, 1997, 0(2)
Authors:Jiang Wanlu Zhang Shuqing Li Jiutong Xu Licheng Yanshan University Qinhuangdao Pharmaceutical Plants
Affiliation:Jiang Wanlu Zhang Shuqing Li Jiutong Xu Licheng Yanshan University Qinhuangdao Pharmaceutical Plants
Abstract:The rectangular window weighting smoothing fast algorithm is advanced according to the structural characteristic of the weight matrix.The algorithm can reduce remarkably the multiplication and the addition frequency of the window operation by using of the same operation intermediate results of the neighbor window operation. The median value filtering fast algorithm is presented. This algorithm can shorten the sorting process and largely reduce the comparsion operation frequency by using of the sorting information fo the upper and the left neighbour windows which have been filtered.
Keywords:image processing   weighting amoothing   median value filtering   fast algorithm  
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