Author

Håvar Gjøystdal

Observed names: Gjoystdal, H., H. GJØYSTDAL, H. Gjoeystdal, H. Gjoystdal, H. Gjøystdal, Havar Gjoystdal

Observed institutions: Equinor (Norway), Norsar

OpenAlex ID: A5084319832

Traveltime and amplitude estimation using wavefront construction

1993 · Vetle Vinje, Einar Iversen, et al. · Geophysics · 326

Estimation of multivalued arrivals in 3D models using wavefront construction—Part I1

1996 · V. Vinje, E. Iversen, et al. · Geophysical Prospecting · 117

Inversion of reflection times in three dimensions

1981 · Håvar Gjøystdal, Bjørn Ursin · Geophysics · 86

3-D ray modeling by wavefront construction in open models

1999 · Vetle Vinje, Ketil Astebol, et al. · Geophysics · 51

Part II: Tracing and interpolation1

1996 · V. Vinje, E. Iversen, et al. · Geophysical Prospecting · 50

Computer Representation of Complex 3‐d Geological Structures Using a New “solid Modeling” Technique*

1985 · H. GJØYSTDAL, J. E. REINHARDSEN, et al. · Geophysical Prospecting · 49

Improved applicability of ray tracing in seismic acquisition, imaging, and interpretation

2007 · Håvar Gjøystdal, Einar Iversen, et al. · Geophysics · 48

Simulated prestack local imaging: A robust and efficient interpretation tool to control illumination, resolution, and time-lapse properties of reservoirs

2003 · Isabelle Lecomte, Håvar Gjøystdal, et al. · Second International Meeting for Applied Geoscience & Energy · 48

The seismicity of the norwegian and Greenland Seas and adjacent continental shelf areas

1975 · E.S. Husebye, H. Gjøystdal, et al. · Tectonophysics · 41

Review of Ray Theory Applications in Modelling and Imaging of Seismic Data

2002 · Håvar Gjøystdal, Einar Iversen, et al. · Studia Geophysica et Geodaetica · 38

Improving modelling and inversion in refraction seismics with a first‐order Eikonal solver

2000 · Isabelle Lecomte, Håvar Gjøystdal, et al. · Geophysical Prospecting · 37

Estimation of multivalued arrivals in 3D models using wavefront construction

1993 · V. Vinje, E. Iversen, et al. · EAEG Meeting · 34

Application of seismic reflection methods for ore prospecting in crystalline rock

1985 · A. Dahle, H. Gjøystdal, et al. · First Break · 18

An approach to combined rock physics and seismic modelling of fluid substitution effects

2002 · Tor Arne Johansen, Åsmund Drottning, et al. · Geophysical Prospecting · 17

One-array and two-array location capabilities

1973 · H. Gjøystdal, E. S. Husebye, et al. · Bulletin of the Seismological Society of America · 16

Event‐oriented velocity estimation based on prestack data in time or depth domain1

1996 · Einar Iversen, Håvar Gjøystdal · Geophysical Prospecting · 14

Traveltime and amplitude estimation using wavefront construction

1992 · V. Vinje, E. Iversen, et al. · EAEG Meeting · 13

Prestack map migration as an engine for parameter estimation in TI media

2000 · Einar Iversen, Håvar Gjøystdal, et al. · Second International Meeting for Applied Geoscience & Energy · 11

Fast repeated seismic modelling of local complex targets

1998 · Håvar Gjøystdal, Isabelle Lecomte, et al. · Second International Meeting for Applied Geoscience & Energy · 11

Efficient and flexible seismic modeling of reservoirs: A hybrid approach

2004 · Isabelle Lecomte, Håvar Gjøystdal, et al. · The Leading Edge · 10

Three-dimensional velocity inversion by use of kinematic and dynamic ray tracing

1984 · E. Iversen, H. Gjøystdal · Second International Meeting for Applied Geoscience & Energy · 10

Advances in quantitative model-assisted seismic interpretation

2007 · H. Gjøystdal, A. Drottning, et al. · First Break · 9

Combining Saturation Changes and 4D Seismic for Updating Reservoir Characterizations

2006 · Arne Skorstad, Odd Kolbjornsen, et al. · SPE Reservoir Evaluation & Engineering · 7

Hybrid Modelling of Elastic Wavefield Propagation

1998 · K. Hokstad, I. Lecomte, et al. · EAGE Annual Conference & Exhibition · 7

Impact of Diffraction on Resolution of PSDM

2011 · T. Kaschwich, H. Gjøystdal, et al. · Proceedings · 4

Works count: 54

Citation count: 1,103

H-index: 15

I10-index: 21