Robust Image Denoising with An Improved Wavelet Threshold Method

被引:0
|
作者
Zhang, Hong [1 ]
Liu, Hui [1 ]
Shang, Zhenhong [1 ]
Li, Ruixin [1 ]
机构
[1] Kunming Univ Sci & Technol, Fac Informat Engn & Automat, Kunming 650500, Peoples R China
关键词
image denoising; threshold function; threshold estimation;
D O I
暂无
中图分类号
TP31 [计算机软件];
学科分类号
081202 ; 0835 ;
摘要
This paper proposed an improved threshold function and threshold estimation method for analyzing the characteristics of the wavelet threshold denoising. Because hard threshold denoising makes boundaries fuzzy and soft threshold denoising has Gibbs phenomenon, the new threshold function and estimation method have better adaptive. Results show that the improved method can effectively remove the white noise, the improved method is better than the soft, hard threshold denoising.
引用
收藏
页码:301 / 304
页数:4
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