范浩如,贾振红,杨杰,Nikola Kasabov

• 1:新疆大学信息科学与工程学院
• 2:上海交通大学图像处理与模式识别研究所
• 3:奥克兰理工大学知识工程与发现研究所

摘要(Abstract)：

在数字全息图的制取过程中,高相干性的激光会在全息图上产生斑点状的噪声,从而在再现像中产生散斑噪声,影响了全息图的质量。目前Lee滤波作为一种去除散斑噪声的方法,对全息图再现像中的乘性散斑噪声也有较好的去除效果。本文在Lee滤波的基础上,结合均值滤波,提出了加权型增强Lee滤波算法。这种方法对数字全息图再现像进行处理,获得了更好的去噪效果.

关键词(KeyWords)： 数字全息;散斑噪声;增强Lee滤波;降噪

Abstract:

Keywords:

基金项目(Foundation): International Cooperative Research and Personnel Training Projects of the Ministry of Education of the People’s Republic of China(20101595)

作者(Author): 范浩如,贾振红,杨杰,Nikola Kasabov

DOI: 10.13568/j.cnki.651094.2017.02.011

参考文献(References)：

• [1]Gabor D.A new microscopic principle[J].Nature,1948,161(4098):777-778.
• [2]Goodman J W,Lawrence R W.Digital image formation from electronically detected holograms[J].Appl Phy Lett,1967,11:77-79.
• [3]Goodman J W.Speckle Phenomena in Optics:Theory and Applications[M].The fifth edition Roberts&Company,2007,
• [4]Tziraki M,Jones R,French P M W,et al.Short-coherence photorefractive holography in multiple-quantum-well devices using LED[J].Appl Phys Lett,1999,75(10):1363.
• [5]Lee J S.Digital image enhancement and noise filtering by use of local statistics[J].IEEE Trans on Pattern Analysis and Machine Intelligence,1980,2(2):165-168.
• [6]Lee J S.Speckle analysis and smoothing of synthetic aperture radar images[J].Computer Graphics and Images Processing,1981,17:24-32.
• [7]Lopes A,Nezry E,Touzi R.Structure detection and statistical adaptive speckle filters in SAR images[J].Remote Sensing,1993,14(9):1735-1758
• [8]Chen L,Zhao D.Optical color image encryption by wavelength multiplexing and lensless Fresnel transform holograms[J].Optics Express,2006,14(19):8552-8560.
• [9]Matsushima K.Computer-generated holograms for three-dimensional surface objects with shade and texture[J].Applied Optics,2005,44(22):4607-4614.
• [10]Arsenault H H,April G.Properties of speckle integrated with a finite aperture and logarithmically trans-formed[J].Journal of the Optical Society of America,1976,66:1160-1630.