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Einar Iversens bilde

Einar Iversen

Professor
  • E-postEinar.Iversen@uib.no
  • Telefon+47 55 58 34 25
  • Besøksadresse
    Allégaten 41
    Realfagbygget
    5007 Bergen
    Rom 
    2A12f - 2104
  • Postadresse
    Postboks 7803
    5020 Bergen
Vitenskapelig artikkel
  • Vis forfatter(e) (2024). Estimation of net-to-gross ratio and net pay from seismic amplitude-variation-with-offset using Bayesian inversion. Interpretation. T1-T15.
  • Vis forfatter(e) (2023). Quantifying amplitude-variation-with-offset uncertainties related to calcite-cemented beds using a Monte Carlo simulation. Interpretation. T279-T293.
  • Vis forfatter(e) (2023). Microseismic wavefield modelling in anisotropic elastic media using integral equation method. Geophysical Prospecting.
  • Vis forfatter(e) (2023). Deghosting dual-component streamer data using demigration-based supervised learning. Geophysical Prospecting. 68-91.
  • Vis forfatter(e) (2022). Source and receiver deghosting by demigration-based supervised learning. Geophysical Prospecting.
  • Vis forfatter(e) (2022). On the accuracy and spatial sampling of finite-difference modelling in discontinuous models. Journal of Applied Geophysics.
  • Vis forfatter(e) (2022). De-bubbling Seismic Data using a Generalized Neural Network. Geophysics. V1-V14.
  • Vis forfatter(e) (2021). Higher-order Hamilton–Jacobi perturbation theory for anisotropic heterogeneous media: transformation between Cartesian and ray-centred coordinates. Geophysical Journal International. 893-927.
  • Vis forfatter(e) (2021). Higher-order Hamilton–Jacobi perturbation theory for anisotropic heterogeneous media: dynamic ray tracing in ray-centred coordinates. Geophysical Journal International. 1262-1307.
  • Vis forfatter(e) (2020). Transition operator approach to seismic full-waveform inversion in arbitrary anisotropic elastic media. Communications in Computational Physics. 297-327.
  • Vis forfatter(e) (2020). Time-migration velocity estimation using Fréchet derivatives based on nonlinear kinematic migration/demigration solvers. Studia Geophysica et Geodaetica. 26-75.
  • Vis forfatter(e) (2019). Higher-order dynamic ray tracing in ray-centred coordinates. SEG technical program expanded abstracts. 3889-2893.
  • Vis forfatter(e) (2019). Higher-order Hamilton–Jacobi perturbation theory for anisotropic heterogeneous media: dynamic ray tracing in Cartesian coordinates. Geophysical Journal International. 2044-2070.
  • Vis forfatter(e) (2018). Higher-order extrapolation of traveltime and geometrical spreading in anisotropic heterogeneous media. Society of Exploration Geophysicists. Expanded Abstracts with Biographies.
  • Vis forfatter(e) (2017). On the parametrization of seismic anisotropy for ray-Born inversion. Seismic Waves in Complex 3-D Structures. 37-49.
  • Vis forfatter(e) (2015). Recovering the isometry type of a Riemannian manifold from local boundary diffraction travel times. Journal des Mathématiques Pures et Appliquées. 830-848.
  • Vis forfatter(e) (2014). Reconstruction of a conformally euclidean metric from local boundary diffraction travel times. SIAM journal on computing (Print). 3705-3726.
  • Vis forfatter(e) (2013). Two-point paraxial traveltime formula for inhomogeneous isotropic and anisotropic media: Tests of accuracy. Geophysics. WC65-WC80.
  • Vis forfatter(e) (2012). Two-point paraxial traveltimes in an inhomogeneous anisotropic medium. Geophysical Journal International. 1597-1610.
  • Vis forfatter(e) (2012). Kinematic time migration and demigration of reflections in pre-stack seismic data. Geophysical Journal International. 1635-1666.
  • Vis forfatter(e) (2012). Estimation of geological dip and reflector curvature from zero-offset seismic reflections in heterogeneous anisotropic media. Studia Geophysica et Geodaetica. 521-531.
  • Vis forfatter(e) (2012). Estimation of geological dip and curvature from time-migrated zero-offset reflections in heterogeneous anisotropic media. Geophysical Prospecting. 201-216.
  • Vis forfatter(e) (2009). SS-traveltime parameters from PP and PS reflections. Geophysics. R35-R47.
  • Vis forfatter(e) (2007). Improved applicability of ray tracing in seismic acquisition, imaging, and interpretation. Geophysics. SM261-SM271.
  • Vis forfatter(e) (1996). Event-oriented velocity estimation based on prestack data in time or depth domain. Geophysical Prospecting. 643-686.
  • Vis forfatter(e) (1996). Estimation of multivalued arrivals using wavefront construction - Part II: Tracing and interpolation. Geophysical Prospecting. 843-848.
  • Vis forfatter(e) (1996). Estimation of multivalued arrivals using wavefront construction - Part I. Geophysical Prospecting. 819-842.
  • Vis forfatter(e) (1993). Traveltime and amplitude estimation using wavefront construction. Geophysics. 1157-1166.
Rapport
  • Vis forfatter(e) (1986). 3D seismic diffraction modelling. Main project. .
Faglig foredrag
  • Vis forfatter(e) (2020). The Geophysics Group at GEO: Presentation at the Bachelor student’s event.
Populærvitenskapelig foredrag
  • Vis forfatter(e) (2019). Hva er geofysikk? Hvor kan jeg få jobb?
Vitenskapelig foredrag
  • Vis forfatter(e) (2023). Fast integral equation method for microseismic wavefield modelling in anisotropic elastic media.
  • Vis forfatter(e) (2020). Combining ray theory with full-wave numerical methods.
  • Vis forfatter(e) (2019). Modeling and inversion of seismic data by combining asymptotic, renormalization and homotopy methods.
  • Vis forfatter(e) (2019). Higher-order Hamilton-Jacobi perturbation theory for anisotropic heterogeneous media: transformation between Cartesian and ray-centred coordinates.
  • Vis forfatter(e) (2019). Higher-order Hamilton-Jacobi perturbation theory for anisotropic heterogeneous media: dynamic ray tracing in ray-centred coordinates.
  • Vis forfatter(e) (2018). Time-migration Tomography based on Reflection Slopes in Pre-stack Time-migrated Seismic.
  • Vis forfatter(e) (2018). På vei mot mer studentorientert undervisning og læring i geostatistikk.
  • Vis forfatter(e) (2018). Higher-order extrapolation of traveltime and geometrical spreading in anisotropic heterogeneous media.
  • Vis forfatter(e) (2018). Higher-order Hamilton-Jacobi theory with applications for 3D heterogeneous anisotropic media.
  • Vis forfatter(e) (2018). Higher-order Dynamic Ray Tracing for Extrapolation of Traveltime and Geometrical Spreading.
  • Vis forfatter(e) (2018). Data Analysis in Geosciences: Fostering Computational Learning.
  • Vis forfatter(e) (2017). Time-migration tomography based on reflection slopes, a first test.
  • Vis forfatter(e) (2017). On the Parameterization of Seismic Anisotropy in Elastic Waveform Inversion - The HTI Case.
  • Vis forfatter(e) (2017). Higher-order Hamilton-Jacobi perturbation equations for anisotropic media.
  • Vis forfatter(e) (2016). Twin wavefront construction approach to simulation of shear waves in transversely isotropic layered media.
  • Vis forfatter(e) (2009). SS-traveltime parameters from PP- and PS-reflections.
Hovedfagsoppgave
  • Vis forfatter(e) (1984). 3-D velocity inversion by use of kinematic and dynamic ray-tracing. Cand. scient thesis ( and NORSAR Tech. Rep. 1/83, December 1983).
Doktorgradsavhandling
  • Vis forfatter(e) (2002). From perturbation to propagation of seismic isochrons. Dissertation for the degree Doctor Philosophiae.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vis forfatter(e) (2012). Two-point Paraxial Traveltime in inhomogeneous Isotropic/Anisotropic Media - Tests of Accurancy.
Sammendrag/abstract
  • Vis forfatter(e) (2018). Time-migration Tomography based on Reflection Slopes in Pre-stack Time-migrated Seismic Data. EAGE extended abstracts.

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