Research
Newly published
Papers from 2007

Pidlisecky, A.; Haber, E. & Knight, R. RESINVM3D: A 3D resistivity inversion package. Geophysics, 2007 , 72 , H1-H10
Hördt, A.; Blaschek, R.; Kemna, A. & Zisser, N. Hydraulic conductivity estimation from induced polarisation data at the field scale — the Krauthausen case history. Journal of Applied Geophysics, 2007 , 62 , 33-46

Papers from 2006

Zhdanov, M.S. & Tolstaya, E. A novel approach to the model appraisal and resolution analysis of regularized geophysical inversion. Geophysics, 2006 , 71 , R79-90
Chambers, J.E.; Kuras, O.; Meldrum, P.I.; Ogilvy, R.D.; Hollands, & Jonathan Electrical resistivity tomography applied to geologic, hydrogeologic, and engineering investigations at a former waste-disposal site. Geophysics, 2006 , 71 , B231-239
Key, K. & Weiss, C. Adaptive finite-element modeling using unstructured grids: The 2D magnetotelluric example. Geophysics, 2006 , 71 , G291-299
Linde, N.; Binley, A.; Tryggvason, A.; Pedersen, L.B. & Revil, A. Improved hydrogeophysical characterization using joint inversion of cross-hole electrical resistance and ground-penetrating radar traveltime data. Water Resources Research, 2006 , 42 , W12404
Singha, K. & Moysey, S. Accounting for spatially variable resolution in electrical resistivity tomography through field-scale rock-physics relations. Geophysics, 2006 , 71 , A25-A28
Pidlisecky, A.; Knight, R. & Haber, E. Cone-based electrical resistivity tomography. Geophysics, 2006 , 71 , G157-G167
Commer, M.; Helwig, S.L.; Hoerdt, A.; Scholl, C. & Tezkan, B. New results on the resistivity structure of Merapi Volcano (Indonesia), derived from three-dimensional restricted inversion of long-offset transient electromagnetic data. J. Geophys. Int., 2006 , 167 , 1188
Wilkinson, P.B.; Meldrum, P.I.; Chambers, J.E.; Kuras, O. & Ogilvy, R.D. Improved strategies for the automatic selection of optimized sets of electrical resistivity tomography measurement configurations. Geophys. J. Int., 2006 , 167 , 1169
Athanasiou, E.; Tsourlos, P.; Papazachos, C. & Tsokas, G. Combined weighted inversion of electrical resistivity data arising from different array types. Journal of Applied Geophysics, 2006
Friedel, S.; Thielen, A. & Springman, S.M. Investigation of a slope endangered by rainfall-induced landslides using 3D resistivity tomography and geotechnical testing. Journal of Applied Geophysics, 2006 , 60 , 100-114
Marescot, L.; Rigobert, S.; Lopes, S.P.; Lagabrielle, R. & Chapellier, D. A general approach for DC apparent resistivity evaluation on arbitrarily shaped 3D structures. Journal of Applied Geophysics, 2006 , 60 , 55-67
Rücker, C.; Günther, T. & Spitzer, K. 3-d modeling and inversion of DC resistivity data incorporating topography - Part I: Modeling. Geophys. J. Int., 2006 , 166 , 495-505
Günther, T.; Rücker, C. & Spitzer, K. 3-d modeling and inversion of DC resistivity data incorporating topography - Part II: Inversion. Geophys. J. Int., 2006 , 166 , 506-517
Singha, K. & Gorelick, S.M. Hydrogeophysical tracking of three-dimensional tracer migration: The concept and application of apparent petrophysical relations Water. Resources Research, 2006 , 42 , W06422
alHagrey, S.A. Electrical resistivity imaging of tree trunks. Near Surface Geophysics, 2006 , 4 , 179-187
Cardarelli, E. & Fischanger, F. 2D data modelling by electrical resistivity tomography for complex subsurface geology. Geoph. Prosp., 2006 , 54 , 121-133
Dahlin, T. & Zhou, B. Multiple-gradient array measurements for multichannel 2D resistivity imaging. Near Surface Geophysics, 2006 , 4 , 113-123
Hördt, A.; Hanstein, T.; Hönig, M. & Neubauer, F.M. Efficient spectral IP-modelling in the time domain. Journal of Applied Geophysics, 2006 , 59 , 152-16
Paasche, H. Characterization of alluvial aquifers using geophysical techniques: Integrated surveying strategies and case studies. Federal Institute of Technology Zurich, 2006
Monteiro-Santos, F.A.; Sultan, S.A.; Represas, P. & Sorady, A.L.E. Joint inversion of gravity and geoelectrical data for groundwater and structural investigation: application to the northwestern part of Sinai, Egypt Geophys. J. Int., 2006 , 165 , 705

Papers from 2005

Boulanger, O. & Chouteau, M.: 3D modelling and sensitivity in DC resistivity using charge density Geoph. Prosp., 2005 , 53 , 579–617
Gallardo, L.A.; Meju, M.A. & Perez-Flores, M.A.: A quadratic programming approach for joint image reconstruction: mathematical and geophysical examples Inverse Problems, 2005 , 21 , 435-452
Gharibi, M. & Bentley, L.R.: Resolution of 3-D Electrical Resistivity Images from Inversions of 2-D Orthogonal Lines J. Environ. Eng. Geophys., 2005 , 10 , 339–349
Haber, E.: Quasi-Newton methods for large-scale electromagnetic inversion problems Inverse Problems, 2005 , 21 , 305-323
Hennig, T.; Weller, A. & Canh, T.: The effect of dike geometry on different resistivity configurations Journal of Applied Geophysics, 2005 , 57 , 278-292
Nguyen, F.; Garambois, S.; Jongmans, D.; Pirard, E. & Loke, M.H. Image processing of 2D resistivity data for imaging faults Journal of Applied Geophysics, 2005 , 57 , 260-277
Saunders, J.H.; Herwanger, J.V.; Pain, C.C.; Worthington, M.H. & de Oliveira, C.R.E. Constrained resistivity inversion using seismic data Geophys. J. Int., 2005 , 160 , 785-796
Wisen, R.; Auken, E. & Dahlin, T.: Combination of 1D laterally constrained inversion and 2D smooth inversion of resistivity data with a priori data from boreholes Near Surface Geophysics, 2005 , 3 , 71-78
Wisen, R. & Christiansen, A.V.: Laterally and Mutually Constrained Inversion of Surface Wave Seismic Data and Resistivity Data. J. of Env. and Eng. Geophys., 2005 , 10 , 251-262

Papers from 2004

de Groot-Hedlin, C. & Constable, S. Inversion of magnetotelluric data for 2D structure with sharp resistivity contrasts Geophysics, 2004 , 69 , 78-86
Christiansen, A.V. & Auken, E. Optimizing a layered and laterally constrained 2D inversion of resistivity data using Broyden’s update and 1D derivatives Journal of Applied Geophysics, 2004 , 56 , 247-261
Farquharson, C.G. & Oldenburg, D.W. A comparison of automatic techniques for estimating the regularization parameter in non-linear inverse problems Geophys. J. Int., 2004 , 156 , 411-425
Gallardo, L.A. Joint two-dimensional inversion of geoelectromagnetic and seismic refraction data with cross-gradients constraint Lancaster University, 2004
Gallardo, L.A. & Meju, M.A. Joint two-dimensional DC resistivity and seismic travel time inversion with cross-gradients constraints J. Geophys. Res., 2004 , 109 , 03311
Günther, T. Inversion Methods and Resolution Analysis for the 2D/3D Reconstruction of Resistivity Structures from DC Measurements University of Mining and Technology Freiberg, 2004
Haber, E.; Ascher, U.M. & Oldenburgh, D.W. Inversion of 3D electromagnetic data in frequency and time domain using an inexact all--at-once approach Geophysics, 2004 , 89 , 1216-1228
Herwanger, J.V.; Pain, C.C.; Binley, A.; de Olivieira, C.R.E. & Worthington, M.H. Anisotropic resistivity tomography Geophys. J. Int., 2004 , 158 , 409-425
Herwanger, J.V.; Worthington, M.H.; Lubbe, R.; Binley, A. & Khazanehdari, J. A comparison of cross-hole electrical and seismic data in fractured rock Geophys. Prospect., 2004 , 52 , 109-121
Hoffmann, R. & Dietrich, P. An approach to determine equivalent solutions to the geoelectrical 2D inversion problem Journal of Applied Geophysics, 2004 , 56 , 79-91
Kemna, A.; Binley, A. & Slater, L. Crosshole IP imaging for engineering and environmental applications Geophysics, 2004 , 69 , 97-107
Kruschwitz, S. & Yaramanci, U. Detection and characterization of the disturbed rock zone in claystone with the complex resistivity method Journal of Applied Geophysics, 2004 , 57 , 63-79
Moucha, R. & Bailey, R.C. An accurate and robust multigrid algorithm for 2D forward resistivity modelling Geoph. Prosp., 2004 , 52 , 197-212
Stummer, P.; Maurer, H. & Green, A.G. Experimental design: Electrical resistivity data sets that provide optimum subsurface information Geophysics, 2004 , 69 , 120-139

Selected ealier papers

Friedel, S. Resolution, stability and effiency of resistivity tomography estimated from a generalized inverse approach Geophys. J. Int., 2003 , 153 , 305-316
Pain, C.C.; Herwanger, J.V.; Saunders, J.H.; Worthington, M.H. & de Olivieira, C.R.E. Anisotropic resistivity inversion Inverse Problems, 2003 , 19 , 1081-1111
Yi, M.; Kim, J. & Chung, S. Enhancing the resolving power of least-squares inversion with active constraint balancing Geophysics, 2003 , 68 , 931-941
Li, Y. & Spitzer, K. Three-dimensional DC resistivity forward modelling using finite elements in comparison with finite-difference solutions Geophys. J. Int., 2002 , 151 , 924-934
Bing, Z. & Greenhalgh, S.A. Finite element three-dimensional direct current resistivity modelling: Accuracy and efficiency considerations Geophys. J. Int., 2001 , 145 , 679-688
LaBrecque, D.J. & Yang, X. Difference Inversion of ERT Data: a Fast Inversion Method for 3-D in Situ Monitoring J. Environ. Eng. Geophys., 2001 , 6 , 83
Kemna, A. Tomographic Inversion of Complex Resistivity Ruhr-Universität Bochum, 2000
Siripunvaraporn, W. & Egbert, G. An effecient data-subspace inversion method for 2-D magnetotelluric data Geophysics, 2000 , 65 , 791-803
Portniaguine, O. & Zhdanov, M.S. Focusing geophysical inversion images Geophysics, 1999 , 64 , 874-887
Farquharson, C.G. & Oldenburg, D.W. Non-linear inversion using general measures of data misfit and model structure Geophys. J. Int., 1998 , 134 , 213-227
Meju, M.A. Biased estimation: A simple framework for inversion and uncertainty analysis Geophys. J. Int., 1994 , 119 , 521-528
Oldenburg, D.W.; McGillivray, P.R. & Ellis, R.G. Generalized subspace methods for large-scale inverse problems Geophys. J. Int., 1993 , 114 , 12-20
McGillivray, P.R. & Oldenburg, D.W. Methods for calculating Fréchet derivatives and sensitivities for the non-linear inverse problem: a comparative study Geophys. Prosp., 1990 , 38 , 499-524