Global Geology    2020 23 (2): 123-134   ISSN: 1673-9736  CN: 22-1371/P   Joint inversion of magnetotelluric and fullwaveform seismicdata based on alternating cross-gradient structural constraints QI Jiahui, FENG Xuan, Enhedelihai Nilot, LI Xiaodan College of Geo-Exploration Science and Technology, Jilin University, Changchun 130026, China 收稿日期 2019-07-07  修回日期 2019-08-24  网络版发布日期 null 参考文献  Bae H S, Pyun S, Chung W,et al. 2012. Frequency-domain acoustic-elastic coupled waveform inversion using the Gauss-Newton conjugate gradient method,Geophysical Prospecting,60(3):413-432. Bennington N L, Zhang H J, Thurber C H, et al. 2015. Joint inversion of seismic and magnetotellursion data in the Parkfield region of California using the normalized cross-gradient constraint.Pure and Applied Geophysics,172(5):1033-1052. Cagniard L. 1953. Basic theory of the magneto-telluric method of geophysical prospecting.Geophysics,18(3):605-635. Colombo D, Stefano M D. 2007. Geophysical modeling via simultaneous joint inversion of seismic, gravity, and electromagnetic data:Application to prestack depth imaging.Leading Edge,26(3):326-331. Feng X, Ren Q C, Liu C,et al. 2017. Joint acoustic full-waveform inversion of crosshole seismic and ground-penetrating radar data in the frequency domain.Geophysics,82(6):H41-H56. Feng X, Enhedelihai Nilot, Liu C,et al. 2018. Joint inversion of seismic and audio magnetotelluric data with structural constraint for metallic deposit.Journal of Environmental and Engineering Geophysics,23(2):159-169. Gallardo L A, Meju M A. 2003. Characterization of heterogeneous near-surface materials by joint 2D inversion of dc resistivity and seismic data.Geophysical Research Letters,30(13):I1-4. Gallardo L A, Meju M A. 2004. Joint two-dimensional DC resistivity and seismic travel time inversion with cross-gradients constraints.Journal of Geophysical Research-Solid Earth,109(B3):B03311-11.DOI:10.1029/2003JB002716. Gallardo L A, Meju M A. 2007. Joint two-dimensional cross-gradient imaging of magnetotelluric and seismic travel time data for structural and lithological classification.Geophysical Journal International,169(3):1261-1272. Gao J, Zhang H J. 2016. Two-dimensional joint inversion of seismic velocity and electrical resistivity using seismic travel times and full channel electric measurements based on alternating cross-gradient structural constraint. Chinese Journal of Geophysics,59(11):4310-4322. (in Chinese with English abstract) Heincke B, Jegen M, Hobbs R. 2006. Joint inversion of MT, gravity and seismic data applied to sub-basalt imaging.SEG Technical Program Expanded Abstracts,25(1):784-789. Hu X Y, Yang D K, Liu S H,et al. 2006. The developing trends of environmental and engineering geophysics.Progress in Geophysics,21(2):598-604. (in Chinese with English abstract) Jegen M D, Richard W H, Pascal T, et al. 2009. Joint inversion of marine magnetotelluric and gravity data incorporating seismic constraints:preliminary results of sub-basalt imaging off the Faroe Shelf.Earth and Planetary Science Letters,282(1):47-55. Jo C H, Suh J H, Shin C S. 1996. An optimal 9-point, finite-difference, frequency-space, 2-D scalar wave extrapolator.Geophysics,61(2):529-537. Jupp D L B, Vozoff K. 1975. Stable iterative methods for the inversion of geophysical data.Geophysical Journal of the Royal Astronomical Society,42(3):957-976. Moorkamp M, Heincke B, Jegen M,et al. 2011. A framework for 3-D joint inversion of MT, gravity and seismic refraction data.Geophysical Journal International,184(1):477-493. Peng M, Tan H D, Jiang M,et al. 2013. Three-dimensional joint inversion of magnetotelluric and seismic travel time data with cross-gradient constraints.Chinese Journal of Geophy-sics,56(8); 2728-2738. (in Chinese with English abstract). Pratt R G. 1990. Frequency-domain elastic wave modeling by finite differences:a tool for crosshole seismic imaging.Geophysics,55(5):626-632. Pratt R G, Shin C, Hick G J. 1998. Gauss-Newton and full Newton methods in frequency-space seismic waveform inversion.Geophysical Journal International,133(2):341-362. Rodi W L. 1976. A technique for improving the accuracy of finite element solutions for magnetotelluric data.Geophysical Journal of the Royal Astronomical Society,44(2):483-506. Tarantola A. 1984. Inversion of seismic reflection data in the acoustic approximation.Geophysics,49(8):1259-1266. Vigh D, Starr E W. 2008. Comparisons for waveform inversion, time domain or frequency domain.SEG Technical Program Expanded Abstracts,27(1):1890-1894. Yao Y. 2002. Basic theory and application methods of geophysical inversion. Wuhan:China University of Geosciences Press, 1-138. (in Chinese). Zhang R Z. 2017. The study of two-dimensional joint inversion of gravity, magnetic, electrical and seismic based on the cross-gradient constrains and its application:master's degree thesis. Changchun:Jilin University. (in Chinese with English abstract) 通讯作者: FENG Xuan