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J. Cent. South Univ. Technol. (2009) 16: 0136-0142 DOI: 10.1007/s11771-009-0023-5 Three-dimensional forward modeling for magnetotelluric sounding by finite element method TONG Xiao-zhong(童孝忠... algorithm combined with divergence condition was presented for computing three-dimensional(3D) magnetotelluric forward modeling. The finite element equation of three-dimensional magnetotelluric forward......
J. Cent. South Univ. (2019) 26: 2482-2494 DOI: https://doi.org/10.1007/s11771-019-4188-2 Nonlinear inversion for magnetotelluric sounding based on deep belief network WANG He(王鹤)1, 2, 3, LIU Wei(刘威... 410083, China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2019 Abstract: To improve magnetotelluric (MT) nonlinear inversion accuracy and stability......
; 文献标志码:A 文章编号:1672-7207(2012)06-2215-07 Magnetotelluric sounding data strong interference separation..., China) Abstract: Aimed at the problem that magnetotelluric signals are frequently influenced by strong noise interference during acquisition, a new magnteotelluric sounding data strong interference......
data on regular inversion of magnetotelluric response LI Ai-yong1, 2, 3, CAO Chuang-hua1, 2, LIU Jian-xin1, 2, GUO Rong-wen1, 2, TONG Xiao-zhong1, 2, LIU Zhuo1, 2 (1. Key Laboratory of ... noise and incomplete data information were existed when the data was collected in the field, the difficulty of magnetotelluric (MT) inversion for interpretation increases naturally. Therefore, the study......
; 文献标志码:A 文章编号:1672-7207(2011)06-1786-05 Human noise elimination for magnetotelluric data based on empirical mode...-physics Engineering, Central South University, Changsha 410083, China) Abstract: The empirical mode decomposition (EMD) method was applied to eliminate the human noise of magnetotelluric(MT) data......
处理;噪声抑制 中图分类号:P631 文献标志码:A 文章编号:1672-7207(2010)04-1556-05 Magnetotelluric data processing.... School of Info-physics and Geomatics Engineering, Central South University, Changsha 410083, China) Abstract: Based on the fact that magnetotelluric data (MT) series are non-linear and non......
transform and time-frequency analysis of magnetotelluric signal TANG Jing-tian1, CAI Jian-hua1, 2, REN Zheng-yong1, HUA Xi-rui1 (1. School of Info-physics and Geomatics Enginerring, Central South... of time-frequency analysis in magnetotelluric (MT) signals processing. Firstly, the time-frequency analysis method of Hilbert-Huang transform and conception of transient frequency were introduced......
; 文献标识码:A 文章编号:1672-7207(2007)01-0160-04 A real coded hybrid genetic algorithm in magnetotelluric sounding data... of genetic algorithm, but also the fast convergence of the simplex algorithm. The inversion results of synthetic magnetotelluric sounding data are ideal, which indicates that the algorithm possesses......
值计算验证了RPIM精度高,处理复杂模型便利及耦合法计算复杂模型高效的特点. 关键词:径向基点插值法;有限元;无网格方法;大地电磁 中图分类号:P631 文献标志码:A Magnetotelluric two-dimensional forward by finite element-radial point interpolation... was introduced in detail, and the discrete system matrix expression corresponding to the magnetotelluric two-dimensional variational problem by combining the Galerkin method and the gauss integral formula......
深新进展及瞻望[J]. 地球物理学进展, 2002, 17(2): 245-254. WEI Wenbo. New advance and prospect of magnetotelluric sounding (MT) in China[J]. Progress in Geophysics, 2002, 17(2): 245-254. [2] CONSTABLE S C, PARKER R L... inversion of two- and three-dimensional magnetotelluric data[J]. Chinese Journal of Geophysics, 1991, 96(B3): 3905-3922. [4] RODI W, MACKIE R L. Nonlinear conjugate gradients algorithm for 2-D......