摘要
提出一种基于小波变换的方法对图像进行降噪处理,针对掌纹图像鉴别身份技术,采用改进的小波变换的方法降低特征图像中的噪声,并通过实验验证了此算法对掌纹图像去噪的有效性。
A method based on wavelet transform for image noise reduction processing, for palmprint image identification technology, the use of improved methods of wavelet transform features of images to reduce noise, and experimental verification of this algorithm for image denoising Palmprint effectiveness.
出处
《武汉理工大学学报》
CAS
CSCD
北大核心
2009年第16期118-120,186,共4页
Journal of Wuhan University of Technology
关键词
图像降噪
低通滤波
邻域平均
小波变换
image denoising
low pass filtering
neighborhood averaging
wavelet transform
