Nonlinear inversion in electrode logging using the modified gradient method / Aria AbubakarNonlinear 3D inversion of crosswell electrode logging data / A. Abubakar and P.M. van den BergThree-dimensional nonlinear inversion in electrode logging using the contrast source inversion method with a nonuniform grid / A. Abubakar and P.M. van den BergThree-dimensional nonlinear inversion in crosswell electrode logging / A. Abubakar and P.M. van den BergNonlinear inversion in three-dimensional cross-well induction logging using full-vectorial multi-frequency data / A. Abubakar, K.F.I. Haak and P.M. van den BergNonlinear three-dimensional inversion of cross-well electrode logging data / A. Abubakar and P.M. van den BergNonlinear inversion of the electrode logging measurements in a complex environment / A. Abubakar and P.M. van den BergNonlinear inversion in electrode logging in a highly deviated formation with invasion using an oblique coordinate system / A. Abubakar and P.M. van den BergInverse scattering in a three-dimensional cross-well induction logging problem / A. Abubakar and P.M. van den BergApplication of a non-orthogonal coordinate system to inverse single-well electromagnetic logging problem / A. Abubakar and P.M. van den BergIterative reconstructions of electrical conductivity from multi-experiment low-frequency electromagnetic data / A. Abubakar and P.M. van den BergA conjugate gradient contrast source technique for 3D profile inversion / A. Abubakar, P.M. van den Berg and B.J. KooijApplication of a non-orthogonal coordinate system to inverse single-well electromagnetic logging problem / A. Abubakar and P.M. van den BergTotal variation as a multiplicative constraint for solving inverse problems / A. Abubakar, P.M. van den BergThree-dimensional nonlinear inversion of electrical conductivity / Aria AbubakarA feasibility study on nonlinear inversion of time-lapse seismic data / A. Abubakar, P.M. van den Berg and J.T. FokkemaImaging of biomedical data using a contrast source inversion method / A. Abubakar, P.M. van den Berg and J.J. MallorquiCharacterization of 4D-geophysical data using a nonlinear inversion algorithm / A. Abubakar, P.M. van den Berg and J.T. FokkemaFull three-dimensional multi-frequency electromagnetic inversion / A. Abubakar, P.M. van den Berg and R.F. BloemenkampThree-dimensional extended contrast source inversion / A. Abubakar, P.M. van den BergA multiplicative weighted L2-norm total variation regularization for deblurring algorithms / A. Abubakar and P.M. van den BergTowards nonlinear inversion for characterization of time-lapse seismic data / A. Abubakar, P.M. van den Berg and J.T. FokkemaContrast source inversion method for location and shape reconstructions / A. Abubakar and P.M. van den BergMultiplicative regularization for contrast profile inversion / A. Abubakar, P.M. van den Berg and J.T. FokkemaLinear and nonlinear subsurface inverse scattering algorithms based on the contrast source formulations / A. Abubakar, P.M. van den Berg and J.T. FokkemaMultiplicative regularization technique for location and shape reconstructions of homogeneous objects / A. Abubakar and P.M. van den BergTwo- and three-dimensional algorithms for microwave imaging and inverse scattering / A. Abubakar, P.M. van den Berg and S.Y. SemenovTime-lapse electromagnetic imaging / A. Abubakar, P.M. van den Berg and J.T. FokkemaTwo- and three-dimensional algorithms for microwave imaging and inverse scattering / A. Abubakar, P.M. van den Berg and S.Y. SemenovTowards non-linear inversion for characterization of time-lapse phenomena through numerical modelling / A. Abubakar, P.M. van den Berg and J.T. Fokkema
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62nd EAGE conference & technical exhibition SECC, Glasgow 29 May-2 June 2000 / abstracts Aria Abubakar ... [et al.]The contrast source inversion methods in elastodynamic / G. Pelekanos, A. Abubakar and P.M. van den BergA multiplicative regularized contrast source inversion method / P.M. van den Berg and A. AbubakarInversion of experimental multifrequency data using the contrast source inversion method / R.F. Bloemenkamp, A. Abubakar and P.M. van den BergSubsurface sensing with acoustic and electromagnetic waves using a nonlinear inversion algorithm / A. Abubakar ... [et al.]A 3D model for electric and magnetic contrasts using the CGFFT method / S. van den Berg, H. Blok and A. AbubakarA sufficient error criterion for the computational solution of the magnetic field boundary integral equation / E. Korkmaz, A. Abubakar and P.M. van den BergA constrained conjugate gradient method for solving the magnetic field boundary integral equation / P.M. van den Berg, E. Korkmaz and A. AbubakarInverse scattering algorithms based on the contrast source inversion method / P.M. van den Berg and A. AbubakarLinear and nonlinear inversion of GPR data / P.M. van den Berg and A. AbubakarMultiplicative regularization for contrast profile inversion / P.M. van den Berg, A. Abubakar and J.T. Fokkema