搜索

x

留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

高分辨率合成孔径雷达图像的Gamma分布下最大后验概率降斑算法

孙增国

引用本文:
Citation:

高分辨率合成孔径雷达图像的Gamma分布下最大后验概率降斑算法

孙增国

Gamma-distributed maximum a posteriori despeckling algorithm of high-resolution synthetic aperture radar images

Sun Zeng-Guo
PDF
导出引用
  • 针对传统的Gamma分布下最大后验概率降斑算法不能有效保留均匀区域的点目标, 不能有效保留弱边缘以及不能有效滤除强边缘区域的斑点等问题, 提出了基于第二类统计量的先验参数估计的高分辨率合成孔径雷达图像Gamma 分布下最大后验概率降斑算法. 使用Mellin卷积和斑点的乘性模型, Gamma先验分布的参数可由观察图像的前两阶对数累积量精确估计.所提算法具有解析的滤波输出, 便于实现.农田和城区的高分辨率合成孔径雷达图像的降斑实验表明, 与传统的Gamma分布下最大后验概率降斑算法相比, 所提算法既能有效保留均匀区域的点目标, 又能有效保留弱边缘, 还能有效滤除强边缘区域的斑点.
    In order to solve the problem that the traditional Gamma-distributed maximum a posteriori despeckling algorithm cannot effectively preserve the point target in the homogeneous region, nor effectively keep the weak edge, and nor efficiently suppress the speckle in the strong edge region, the Gamma-distributed maximum a posteriori despeckling algorithm with prior parameter estimation based on second-kind statistics is proposed for high-resolution synthetic aperture radar images. Using the Mellin convolution and the multiplicative model of speckle, the parameters of the Gamma prior distribution are accurately estimated from the first two log-cumulants of the observed image. The proposed algorithm has the analytical filtering output, and it is easy to implement. Despeckling experiments on high-resolution synthetic aperture radar images of agricultural field and urban region demonstrate that compared with the traditional Gamma-distributed maximum a posteriori despeckling algorithm, the proposed one can effectively preserve the point target in the homogenous region, effectively retain the weak edge, and efficiently suppress the speckle in the strong edge region.
    • 基金项目: 国家自然科学基金(批准号:61102163);福建省自然科学基金(批准号:2012J01271)和华侨大学高层次人才科研启动费项目(批准号:11BS212)资助的课题.
    • Funds: Project supported by the National Natural Science Foundation of China (Grant No. 61102163), the Natural Science Foundation of Fujian Province, China (Grant No. 2012J01271), and the High-Level Talents Starting Scientific Research Foundation of Huaqiao University, China (Grant No. 11BS212).
    [1]

    Pi Y M, Yang J Y, Fu Y S, Yang X B 2007 Synthetic Aperture Radar Imaging Principle (Chengdu: University of Electronic Science and Technology Press) (in Chinese) [皮亦鸣, 杨建宇, 付毓生, 杨晓波 2007 合成孔径雷达成像原理 (成都: 电子科技大学出版社)]

    [2]

    Lopes A, Nezry E, Touzi R, Laur H 1993 Int. J. Remote Sens. 14 1735

    [3]

    Chen Y N, Jin W Q, Zhao L, Zhao L 2009 Acta Phys. Sin. 58 264 (in Chinese) [陈翼男, 金伟其, 赵磊, 赵琳 2009 物理学报 58 264]

    [4]

    Zhao X B, Yan W, Kong Y, Han D, Liu W J 2013 Acta Phys. Sin. 62 138402 (in Chinese) [赵现斌, 严卫, 孔毅, 韩丁, 刘文俊 2013 物理学报 62 138402]

    [5]

    Ji W J, Tong C M 2013 Chin. Phys. B 22 020301

    [6]

    Anastassopoulos V, Lampropoulos G A, Drosopoulos A, Rey M 1999 IEEE Trans. Aerospace Elect. Syst. 35 43

    [7]

    Zhang H, Wang C, Zhang B, Wu F, Yan D M 2009 Target Recognition in High Resolution SAR Images (Beijing: Science Press) (in Chinese) [张红, 王超, 张波, 吴樊, 闫冬梅 2009 高分辨率SAR图像目标识别 (北京: 科学出版社)]

    [8]

    Sun Z G, Han C Z 2010 Acta Phys. Sin. 59 998 (in Chinese) [孙增国, 韩崇昭 2010 物理学报 59 998]

    [9]

    Solbo S, Eltoft T 2004 Int. J. Remote Sens. 25 1019

    [10]

    Sun Z G, Han C Z 2007 Acta Phys. Sin. 56 4565 (in Chinese) [孙增国, 韩崇昭 2007 物理学报 56 4565]

    [11]

    Xie H, Pierce L E, Ulaby F T 2002 IEEE Trans. Geosci. Remote Sens. 40 721

    [12]

    Skolnik M I 2001 Introduction to Radar Systems (3rd Ed.) (New York: McGraw-Hill)

    [13]

    Ward K D, Tough R J A, Watts S 2006 Sea Clutter: Scattering, the K Distribution and Radar Performance (London: The Institution of Engineering Technology)

    [14]

    Nicolas J M 2002 Proceedings of European Signal Processing Conference Toulouse, France, September 3-6, 2002 p197

    [15]

    Tison C, Nicolas J M, Tupin F, Maitre H 2004 IEEE Trans. Geosci. Remote Sensing 42 2046

    [16]

    Achim A, Kuruoglu E E, Zerubia J 2006 IEEE Trans. Image Process. 15 2686

    [17]

    Press W H, Teukolsky S A, Vetterling W T, Flannery B P 1994 Numerical Recipes in C (Cambridge: Cambridge University Press)

    [18]

    Sun Z G, Han C Z 2010 Acta Phys. Sin. 59 3210 (in Chinese) [孙增国, 韩崇昭 2010 物理学报 59 3210]

  • [1]

    Pi Y M, Yang J Y, Fu Y S, Yang X B 2007 Synthetic Aperture Radar Imaging Principle (Chengdu: University of Electronic Science and Technology Press) (in Chinese) [皮亦鸣, 杨建宇, 付毓生, 杨晓波 2007 合成孔径雷达成像原理 (成都: 电子科技大学出版社)]

    [2]

    Lopes A, Nezry E, Touzi R, Laur H 1993 Int. J. Remote Sens. 14 1735

    [3]

    Chen Y N, Jin W Q, Zhao L, Zhao L 2009 Acta Phys. Sin. 58 264 (in Chinese) [陈翼男, 金伟其, 赵磊, 赵琳 2009 物理学报 58 264]

    [4]

    Zhao X B, Yan W, Kong Y, Han D, Liu W J 2013 Acta Phys. Sin. 62 138402 (in Chinese) [赵现斌, 严卫, 孔毅, 韩丁, 刘文俊 2013 物理学报 62 138402]

    [5]

    Ji W J, Tong C M 2013 Chin. Phys. B 22 020301

    [6]

    Anastassopoulos V, Lampropoulos G A, Drosopoulos A, Rey M 1999 IEEE Trans. Aerospace Elect. Syst. 35 43

    [7]

    Zhang H, Wang C, Zhang B, Wu F, Yan D M 2009 Target Recognition in High Resolution SAR Images (Beijing: Science Press) (in Chinese) [张红, 王超, 张波, 吴樊, 闫冬梅 2009 高分辨率SAR图像目标识别 (北京: 科学出版社)]

    [8]

    Sun Z G, Han C Z 2010 Acta Phys. Sin. 59 998 (in Chinese) [孙增国, 韩崇昭 2010 物理学报 59 998]

    [9]

    Solbo S, Eltoft T 2004 Int. J. Remote Sens. 25 1019

    [10]

    Sun Z G, Han C Z 2007 Acta Phys. Sin. 56 4565 (in Chinese) [孙增国, 韩崇昭 2007 物理学报 56 4565]

    [11]

    Xie H, Pierce L E, Ulaby F T 2002 IEEE Trans. Geosci. Remote Sens. 40 721

    [12]

    Skolnik M I 2001 Introduction to Radar Systems (3rd Ed.) (New York: McGraw-Hill)

    [13]

    Ward K D, Tough R J A, Watts S 2006 Sea Clutter: Scattering, the K Distribution and Radar Performance (London: The Institution of Engineering Technology)

    [14]

    Nicolas J M 2002 Proceedings of European Signal Processing Conference Toulouse, France, September 3-6, 2002 p197

    [15]

    Tison C, Nicolas J M, Tupin F, Maitre H 2004 IEEE Trans. Geosci. Remote Sensing 42 2046

    [16]

    Achim A, Kuruoglu E E, Zerubia J 2006 IEEE Trans. Image Process. 15 2686

    [17]

    Press W H, Teukolsky S A, Vetterling W T, Flannery B P 1994 Numerical Recipes in C (Cambridge: Cambridge University Press)

    [18]

    Sun Z G, Han C Z 2010 Acta Phys. Sin. 59 3210 (in Chinese) [孙增国, 韩崇昭 2010 物理学报 59 3210]

  • [1] 陈书刚, 李学思, 韩宇. 第二类Weyl半金属的金属-超导-金属结中的Andreev反射. 物理学报, 2022, 71(12): 127201. doi: 10.7498/aps.71.20211962
    [2] 张倩, 王亚辉, 张明江, 张建忠, 乔丽君, 王涛, 赵乐. 毫米级高分辨率的混沌激光分布式光纤测温技术. 物理学报, 2019, 68(10): 104208. doi: 10.7498/aps.68.20190018
    [3] 古丽姗, 彭勇刚. 外场作用下BaF分子发射光子累积量及等待时间分布的研究. 物理学报, 2016, 65(9): 094202. doi: 10.7498/aps.65.094202
    [4] 王雪花, 陈丹妮, 于斌, 牛憨笨. 基于累积量标准差的超分辨光学涨落成像解卷积优化. 物理学报, 2016, 65(19): 198701. doi: 10.7498/aps.65.198701
    [5] 郭宝锋, 尚朝轩, 王俊岭, 高梅国, 傅雄军. 双基地角时变下的逆合成孔径雷达越分辨单元徙动校正算法. 物理学报, 2014, 63(23): 238406. doi: 10.7498/aps.63.238406
    [6] 朱磊, 韩天琪, 水鹏朗, 卫建华, 顾梅花. 一种抑制合成孔径雷达图像相干斑的各向异性扩散滤波方法. 物理学报, 2014, 63(17): 179502. doi: 10.7498/aps.63.179502
    [7] 套格图桑, 白玉梅. 第二类变系数KdV方程的新类型无穷序列精确解. 物理学报, 2012, 61(6): 060201. doi: 10.7498/aps.61.060201
    [8] 姬伟杰, 童创明. 二维海面上舰船目标电磁散射及合成孔径雷达成像技术研究. 物理学报, 2012, 61(16): 160301. doi: 10.7498/aps.61.160301
    [9] 李金才, 黄思训, 彭宇行, 张卫民. 一种用于合成孔径雷达图像相干斑抑制的双边滤波参数配置新方法. 物理学报, 2012, 61(11): 119501. doi: 10.7498/aps.61.119501
    [10] 李金才, 黄斌, 彭宇行. 一种改进的用于合成孔径雷达图像相干斑抑制的双边滤波参数配置方法. 物理学报, 2012, 61(18): 189501. doi: 10.7498/aps.61.189501
    [11] 姜祝辉, 黄思训, 石汉青, 张伟, 王彪. 合成孔径雷达图像反演海面风向新方法的研究. 物理学报, 2011, 60(10): 108402. doi: 10.7498/aps.60.108402
    [12] 孙增国, 韩崇昭. 基于区域分类、自适应滑动窗和结构检测的合成孔径雷达图像联合降斑算法. 物理学报, 2010, 59(5): 3210-3220. doi: 10.7498/aps.59.3210
    [13] 孙增国, 韩崇昭. 基于拖尾分布的高分辨率合成孔径雷达图像建模. 物理学报, 2010, 59(2): 998-1008. doi: 10.7498/aps.59.998
    [14] 陈翼男, 金伟其, 赵磊, 赵琳. 基于Poisson-Markov分布最大后验概率的多通道超分辨率盲复原算法. 物理学报, 2009, 58(1): 264-271. doi: 10.7498/aps.58.264
    [15] 孙增国, 韩崇昭. 基于斑点噪声的拖尾Rayleigh分布的合成孔径雷达图像最大后验概率降噪. 物理学报, 2007, 56(8): 4565-4570. doi: 10.7498/aps.56.4565
    [16] 巴音贺希格. 衍射光栅的第二类角色散及其特性分析. 物理学报, 2004, 53(7): 2118-2122. doi: 10.7498/aps.53.2118
    [17] 张毅, 薛纭. 仅含第二类约束的约束Hamilton系统的Lie对称性. 物理学报, 2001, 50(5): 816-819. doi: 10.7498/aps.50.816
    [18] 吴杭生, 顾一鸣. 理想第二类超导薄膜的纵场临界电流. 物理学报, 1983, 32(5): 607-617. doi: 10.7498/aps.32.607
    [19] 冯克安, 蔡俊道, 蒲富恪. 天线理论中的第二类积分方程. 物理学报, 1978, 27(2): 187-202. doi: 10.7498/aps.27.187
    [20] 李宏成. 第二类超导体的临界磁场. 物理学报, 1965, 21(3): 560-568. doi: 10.7498/aps.21.560
计量
  • 文章访问数:  5690
  • PDF下载量:  674
  • 被引次数: 0
出版历程
  • 收稿日期:  2013-03-15
  • 修回日期:  2013-06-12
  • 刊出日期:  2013-09-05

/

返回文章
返回