世界地质    2017 36 (3): 970-975   ISSN: 1004-5589  CN: 22-1111/P   基于CEEMD和自适应中值滤波的大地电磁数据去噪研究 吴真玮1,2, 曾昭发3, 潘隆武1,2 1. 广西交通科学研究院有限公司, 南宁 530007; 2. 广西道路结构与材料重点实验室, 南宁 530007; 3. 吉林大学地球探测科学与技术学院, 长春 130026 收稿日期 2016-08-03  修回日期 2017-06-13  网络版发布日期 null 参考文献  [1] Cagniard L.Basic theory of the magnetotelluric method of geophysical prospecting[J]. Geophysics,1953,18(3):605-635. [2] Tikhonov A N.On determining electrical characteristics of the deep layers of the Earth's crust[J].Doklady,1950,73(2):295-297. [3] 邹旭, 解国爱, 张庆龙,等. 可控源音频大地电磁法(CSAMT)在安庆铜矿乌珠尖探区深部找矿中的应用[J]. 世界地质, 2016, 35(2):526-535. ZOU Xu,XIE Guo-ai,ZHANG Qing-long,et al.Application of controlled source audio-frequency magnetotellurics (CSAMT) in deep exploration of Wuzhujian exploration area in Anqing copper deposit[J].Global Geology,2016,35(2):526-535. [4] 严家斌.大地电磁信号处理理论及方法研究:博士学位论文[D].长沙:中南大学,2003. YAN Jia-bin.The study on theory and method of magnetotelluric signal processing:doctor's degree thesis[D].Changsha:Central South University,2003. [5] 王书明,王家映.关于大地电磁信号非最小相位性的讨论[J].地球物理进展,2004,19(2):216-221. WANG Shu-ming,WANG Jia-ying.Discussion on the non-minimum phase of magnetotelluric signals[J].Progress in Geophysics,2004,19(2):216-221. [6] 覃庆炎,王绪本,罗威.EMD方法在长周期大地电磁测深资料去噪中的应用[J].物探与化探,2011,35(1):113-117. QIN Qing-Yan,WANG Xu-Ben,LUO Wei.The application of the emd method to long period magnetotelluric sounding data denoising[J].Geophysical and Geochemical Exploration, 2011,35(1):113-117. [7] 喻伟,赵立业.基于CEEMD和小波包变换的重力数据信噪分离方法[J].软件,2015,36(2):49-54. YU Wei,ZHAO Li-ye.Gravity data signal-noise separation method based on CEEMD and wavelet packet transform[J].Software,2015,36(2):49-54. [8] Huang N E,Long S R,Shen Z.Frequency downshift in nonlinear water wave evolution[J].Advances in Applied Mechanics,1996,32:59-117. [9] Huang N E,Shen Z,Long S R,et al. The empirical mode decomposition and the hilbert spectrum for nonlinear and non-stationarity time series analysis[C]//Proceedings of the Royal Society A:Mathematical, Physical and Engineering Sciences, London,Royal Society,1998,454:903-995. [10] Huang N E,Wu M C,Long S R,et al.A condifidence limit for the empirical mode decomposition and the Hilbert spectral analysis[C]//Proceedings of the Royal Society A:Mathematical, Physical and Engineering Sciences, London,Royal Society,2003,459:2317-2345. [11] 周先春,嵇亚婷,孙文荣.基于ICA算法的集合经验模态分解去噪方法[J].软件,2014,35(7):13-17. ZHOU Xian-chun,JI Ya-ting,SUN Wen-rong.Methods based on EEMD-ICA in signal denoising[J].Software,2014,35(7):13-17. [12] Yeh Jia-rong,Shieh Jiann-shing,Huang N E.Complementary ensemble empirical mode decomposition:a novel noise enhanced data analysis method[J].Advances in Adaptive Data Analysis,2010,2(2):135-156. [13] 张晔,魏然,谷延锋,等.基于小波变换的光谱异常特征分析及提取技术研究[J].新型工业化,2013(1):38-45. ZHANG Ye, WEI Ran, GU Yan-feng, et al.Extraction and analysis of anomaly spectral features based on wavelet transform[J].The Journal of New Industrialization, 2013(1):38-45. [14] 龙云,韩立国,邓武斌,等.自适应加权改进窗口中值滤波[J].世界地质,2013,32(2):396-402. LONG Yun,HAN Li-guo,DENG Wu-bin,et al.Adaptive weighted improved window median filtering[J].Global Geology,2013,32(2):396-402. [15] 刘国宏,郭文明.改进的中值滤波去噪算法应用分析[J].计算机工程与应用,2010,46(10):187-189. LIU Guo-hong,GUO Wen-ming.Application of improved arithmetic of median filtering denoising[J].Computer Engineering and Applications,2010,46(10):187-189. [16] 芮杰,吴冰,秦志远,等.一种稳健的自适应图像平滑算法[J].中国图象图形学报,2005,10(1):54-58. RUI Jie,WU Bing,QIN Zhi-yuan,et al.A robust adaptive image smoothing algorithm[J].Journal of Image and Graphics,2005,10(1):54-58. 通讯作者: