3D airborne electromagnetic modeling and inversionTechnoImaging's EMVision®1 provides the only 3D modeling and 3D inversion services for entire AEM surveys, including the following systems:
TechnoImaging has developed AEM case studies to demonstrate how it is practical to rigorously invert entire AEM surveys for 3D conductivity models with hundreds of thousands of cells within a day. This enables multiple inversion scenarios to be explored so as to minimize 3D model uncertainty.
EMVision® can model and invert both frequency- and time-domain AEM data for any extant or proposed AEM system. TechnoImaging's EMVision® supports Geosoft data formats, and industry standard earth model formats used by Petrel3, GoCad/SKUA4 and Oasis montaj5. EMVision® also enables Internet-hosted 3D AEM modeling and inversion on TechnoImaging's high performance computing resources. TechnoImaging is able to provide short courses and training on 3D AEM modeling and inversion. Relevant publications2011
G. A. Wilson, T. Munday, A. Fitzpatrick, L. H. Cox and M. S. Zhdanov, 2011, Practical 3D inversion of AEM data for environmental applications in complex regolith settings: to be presented at SAGEEP, Charleston, NC, 10-14 April 2011.
2010
L. H. Cox, G. A. Wilson and M. S. Zhdanov, 2010, 3D inversion of airborne electromagnetic data using a moving footprint: Exploration Geophysics, vol. 41, no. 4, pp. 250-259.
M. S. Zhdanov, 2010, Electromagnetic geophysics: Notes from the past and the road ahead. Geophysics, vol. 75, no. 5, pp. 75A49-75A66. G. A. Wilson, L. H. Cox and M. S. Zhdanov, 2010, Practical 3D inversion of entire airborne electromagnetic surveys. Preview, no. 146, pp. 29-33. L. Cox, G. Wilson and M. S. Zhdanov, 2010, 3D inversion of frequency-domain AEM surveys with a moving footprint. Presented at the 80th SEG Annual Meeting, Denver, CO, 17-22 October. L. H. Cox, G. A. Wilson and M. S. Zhdanov, 2010, 3D inversion of time-domain airborne electromagnetic data. Presented at 20th Workshop on EM Induction in the Earth, Cairo, Egypt, 18-24 September. L. Cox, G. Wilson and M. S. Zhdanov, 2010, 3D inversion of entire AEM surveys using a moving footprint. Presented at the 21st ASEG Geophysical Conference and Exhibition, Sydney, Australia, 22-26 August. L. Cox, G. Wilson and M. S. Zhdanov, 2010, 3D AEM inversion with a moving footprint: A case study for salt mapping at Bookpurnong, South Australia. Presented at SAGEEP Workshop on Airborne Electromagnetics, Keystone, CO, 11-15 April. 2009
M. S. Zhdanov, 2009, Geophysical Electromagnetic Theory and Methods. Elsevier, 886 p.
2008
L. H. Cox and M. S. Zhdanov, 2008, Advanced computational methods of rapid and rigorous 3-D inversion of airborne electromagnetic data. Communications in Computational Physics, vol. 3, no. 1, pp. 160-179.
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