Per Åge Avseth
About
Competencies
Publications
2022
-
Pradhan, Anshuman;
Avseth, Per Åge;
Mukerji, Tapan.
(2022)
Seismic rock physics and machine learning for deepwater stratigraphic intervals.
Deepwater Sedimentary Systems Science, Discovery and Applications.
Academic chapter/article/Conference paper
-
Verma, Sumit;
Bhattacharya, Shuvajit;
Fett, Tom;
Avseth, Per Åge;
Lehocki, Ivan.
(2022)
Imaging and interpretation: Seismic, rock physics and image log analysis workflows for deepwater systems.
Deepwater Sedimentary Systems Science, Discovery and Applications.
Academic chapter/article/Conference paper
-
Yu, Jiaxin;
Duffaut, Kenneth;
Avseth, Per Åge.
(2022)
Rock Physics Modeling of Geomechanical and Saturation Effect Caused by CO2 Injection.
83rd EAGE Annual Conference & Exhibition 2022.
Academic chapter/article/Conference paper
-
Yu, Jiaxin;
Duffaut, Kenneth;
Avseth, Per Åge.
(2022)
Rock physics modeling of increasing stress sensitivity in weakly to moderately cemented sandstone upon stress release.
International Workshop on Rock Physics.
Abstract
2021
-
Avseth, Per Åge;
Lehocki, Ivan;
Kjøsnes, Øyvind Andre Gjerde;
Sandstad, Odd.
(2021)
Data-driven rock physics analysis of North Sea tertiary reservoir sands.
Geophysical Prospecting.
volum 69 (3).
Academic article
-
Fjeldstad, Torstein;
Avseth, Per Åge;
Omre, Henning.
(2021)
A one-step Bayesian inversion framework for 3D reservoir characterization based on a Gaussian mixture model-A Norwegian Sea demonstration.
Geophysics.
volum 86 (2).
Academic article
-
Khadem, Benyamin;
Saberi, Mohammad Reza;
Avseth, Per Åge.
(2021)
Rock physics of sand-shale mixtures: Classifications, theoretical formulations and study on real dataset.
Marine and Petroleum Geology.
volum 134.
Academic article
-
Lehocki, Ivan;
Avseth, Per Åge.
(2021)
From cradle to grave: how burial history controls the rock‐physics properties of quartzose sandstones.
Geophysical Prospecting.
volum 69 (3).
Academic article
2020
-
Avseth, Per Åge;
Millett, John M;
Jerram, Dougal Alexander;
Planke, Sverre;
Healy, Dave.
(2020)
Rock Physics Analysis of Volcanic Lava Flows and Hyaloclastites.
EAGE Conference and Exhibition.
Abstract
-
Lehocki, Ivan;
Avseth, Per Åge;
Mondol, Nazmul Haque.
(2020)
Seismic methods for fluid discrimination in areas with complex geologic history - A case example from the Barents Sea.
Interpretation.
volum 8 (1).
Academic article
2018
-
Bredesen, Kenneth;
Avseth, Per Åge;
Johansen, Tor Arne;
Olstad, Richard.
(2018)
Rock physics modelling based on depositional and burial history of Barents Sea sandstones.
Geophysical Prospecting.
Academic article
2017
-
Blazevic V., Lara A.;
Duffaut, Kenneth;
Avseth, Per Åge.
(2017)
Burial induced changes in physical sandstone properties: A case-study of North Sea and Norwegian Sea sandstone formations.
SEG technical program expanded abstracts.
Academic article
2016
-
Avseth, Per Åge;
Janke, Andre;
Horn, Frederik.
(2016)
AVO inversion in exploration-Key learnings from a Norwegian Sea prospect.
The Leading Edge.
volum 35 (5).
Academic article
-
Avseth, Per Åge;
Lehocki, Ivan.
(2016)
Combining burial history and rock-physics modeling to constrain AVO analysis during exploration.
The Leading Edge.
volum 35 (6).
Academic article
-
Avseth, Per Åge;
Skjei, Norunn;
Mavko, Gary.
(2016)
Rock-physics modeling of stress sensitivity and 4D time shifts in patchy cemented sandstones-Application to the Visund Field, North Sea.
The Leading Edge.
volum 35 (10).
Academic article
-
Bhakta, Tuhin;
Avseth, Per Åge;
Landrø, Martin.
(2016)
Sensitivity analysis of effective fluid and rock bulk modulus due to changes in pore pressure, temperature and saturation.
Journal of Applied Geophysics.
volum 135.
Academic article
-
Gateman, Henrik;
Avseth, Per Åge.
(2016)
Net uplift estimation using both sandstone modeling and shale trends, on the horda platform area in the norwegian north sea.
SEG technical program expanded abstracts.
volum 35.
Academic article
-
Jensen, Erling Hugo;
Johansen, Tor Arne;
Avseth, Per Åge;
Bredesen, Kenneth.
(2016)
Quantitative interpretation using inverse rock-physics modeling on AVO data.
The Leading Edge.
volum 35 (8).
Academic article
2015
-
Bredesen, Kenneth;
Jensen, Erling Hugo;
Johansen, Tor Arne;
Avseth, Per Åge.
(2015)
Quantitative seismic interpretation using inverse rock physics modelling.
Petroleum Geoscience.
volum 21.
Academic article
-
Bredesen, Kenneth;
Jensen, Erling Hugo;
Johansen, Tor Arne;
Avseth, Per Åge.
(2015)
Seismic reservoir and source-rock analysis using inverse rock-physics modeling: A Norwegian Sea demonstration.
The Leading Edge.
volum 34 (11).
Academic article
-
Carcione, Jose M;
Avseth, Per Åge.
(2015)
Rock-physics templates for clay-rich source rocks.
Geophysics.
volum 80 (5).
Academic article
-
Lehocki, Ivan;
Avseth, Per Åge;
Hadziavdic, Vedad.
(2015)
Probabilistic estimation of density and shear information from Zoeppritz's equation.
The Leading Edge.
volum 34 (9).
Academic article
2014
-
Avseth, Per Åge;
Johansen, Tor Arne;
Bakhorji, Aiman;
Mustafa, Husam M..
(2014)
Rock-physics modeling guided by depositional and burial history in low-to-intermediate-porosity sandstones.
Geophysics.
volum 79 (2).
Academic article
-
Witsker, Sandra Ok Soon;
Landrø, Martin;
Avseth, Per Åge.
(2014)
Using a pseudo-steady-state flow equation and 4D seismic traveltime shifts for estimation of pressure and saturation changes.
Geophysics.
volum 79 (3).
Academic article
2013
-
Avseth, Per;
Skjei, Norunn;
Skålnes, Åshild.
(2013)
Rock physics modelling of 4D time-shifts and time-shift derivatives using well log data a North Sea demonstration.
Geophysical Prospecting.
volum 61 (2).
Academic article
2012
-
Bachrach, R.;
Avseth, Per.
(2012)
Mechanical Compaction in Tectonically Active Basins - Theory and Examples.
74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012.
Academic chapter/article/Conference paper
-
Rimstad, Kjartan;
Avseth, Per;
Omre, Henning.
(2012)
Hierarchical Bayesian lithology/fluid prediction: A North Sea case study.
Geophysics.
volum 77 (2).
Academic article
2011
-
Carcione, JM;
Helle, Hans Bjarne;
Avseth, Per.
(2011)
Source-rock seismic-velocity models: Gassmann versus Backus.
Geophysics.
volum 76 (5).
Academic article
2010
-
Avseth, Per;
Mukerji, Tapan;
Mavko, Gary;
Dvorkin, Jack.
(2010)
Rock-physics diagnostics of depositional texture, diagenetic alterations, and reservoir heterogeneity in high-porosity siliciclastic sediments and rocks - A review of selected models and suggested work flows.
Geophysics.
volum 75 (5).
Academic article
-
Mondol, Nazmul Haque;
Avseth, Per Åge;
Fawad, Manzar;
Smith, T..
(2010)
Vs Prediction in Unconsolidated Sands - Physical and Geological Controls on Shear Wave Velocities.
72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 Barcelona.
Academic chapter/article/Conference paper
-
Rimstad, Kjartan;
Avseth, P;
Omre, Henning.
(2010)
Bayesian Lithology/fluid prediction constrained by spatial couplings and rock physics depth trends.
The Leading Edge.
volum 29 (5).
Academic article
2009
-
Bachrach, Ran;
Avseth, Per Åge.
(2009)
On seismic P- and S-wave velocities in unconsolidated sediments: Accounting for Non-Uniform contacts and heterogeneous stress fields in the effective media approximation.
Meso-Scale Shear Physics in Earthquake and Landslide Mechanics.
Academic chapter/article/Conference paper
2006
-
Stovas, Alexey;
Landrø, Martin;
Avseth, Per.
(2006)
AVO attribute inversion for finely layered reservoirs.
Geophysics.
volum 71.
Academic article
2004
-
Eidsvik, Jo;
Avseth, P;
Omre, Henning;
Mukerji, T;
Mavko, G.
(2004)
Stochastic reservoir characterization using prestack seismic data.
Geophysics.
volum 69.
Academic article
2002
-
Eidsvik, Jo;
Omre, Henning;
Mukerji, Tapan;
Mavko, Gary;
Avseth, Per.
(2002)
Seismic reservoir prediction using Bayesian integration of rock physics and Markov random fields: A North Sea example.
The Leading Edge.
volum Vol.21, (No.3).
Academic article
Journal publications
-
Yu, Jiaxin;
Duffaut, Kenneth;
Avseth, Per Åge.
(2022)
Rock physics modeling of increasing stress sensitivity in weakly to moderately cemented sandstone upon stress release.
International Workshop on Rock Physics.
Abstract
-
Avseth, Per Åge;
Lehocki, Ivan;
Kjøsnes, Øyvind Andre Gjerde;
Sandstad, Odd.
(2021)
Data-driven rock physics analysis of North Sea tertiary reservoir sands.
Geophysical Prospecting.
volum 69 (3).
Academic article
-
Fjeldstad, Torstein;
Avseth, Per Åge;
Omre, Henning.
(2021)
A one-step Bayesian inversion framework for 3D reservoir characterization based on a Gaussian mixture model-A Norwegian Sea demonstration.
Geophysics.
volum 86 (2).
Academic article
-
Khadem, Benyamin;
Saberi, Mohammad Reza;
Avseth, Per Åge.
(2021)
Rock physics of sand-shale mixtures: Classifications, theoretical formulations and study on real dataset.
Marine and Petroleum Geology.
volum 134.
Academic article
-
Lehocki, Ivan;
Avseth, Per Åge.
(2021)
From cradle to grave: how burial history controls the rock‐physics properties of quartzose sandstones.
Geophysical Prospecting.
volum 69 (3).
Academic article
-
Avseth, Per Åge;
Millett, John M;
Jerram, Dougal Alexander;
Planke, Sverre;
Healy, Dave.
(2020)
Rock Physics Analysis of Volcanic Lava Flows and Hyaloclastites.
EAGE Conference and Exhibition.
Abstract
-
Lehocki, Ivan;
Avseth, Per Åge;
Mondol, Nazmul Haque.
(2020)
Seismic methods for fluid discrimination in areas with complex geologic history - A case example from the Barents Sea.
Interpretation.
volum 8 (1).
Academic article
-
Bredesen, Kenneth;
Avseth, Per Åge;
Johansen, Tor Arne;
Olstad, Richard.
(2018)
Rock physics modelling based on depositional and burial history of Barents Sea sandstones.
Geophysical Prospecting.
Academic article
-
Blazevic V., Lara A.;
Duffaut, Kenneth;
Avseth, Per Åge.
(2017)
Burial induced changes in physical sandstone properties: A case-study of North Sea and Norwegian Sea sandstone formations.
SEG technical program expanded abstracts.
Academic article
-
Avseth, Per Åge;
Janke, Andre;
Horn, Frederik.
(2016)
AVO inversion in exploration-Key learnings from a Norwegian Sea prospect.
The Leading Edge.
volum 35 (5).
Academic article
-
Avseth, Per Åge;
Lehocki, Ivan.
(2016)
Combining burial history and rock-physics modeling to constrain AVO analysis during exploration.
The Leading Edge.
volum 35 (6).
Academic article
-
Avseth, Per Åge;
Skjei, Norunn;
Mavko, Gary.
(2016)
Rock-physics modeling of stress sensitivity and 4D time shifts in patchy cemented sandstones-Application to the Visund Field, North Sea.
The Leading Edge.
volum 35 (10).
Academic article
-
Bhakta, Tuhin;
Avseth, Per Åge;
Landrø, Martin.
(2016)
Sensitivity analysis of effective fluid and rock bulk modulus due to changes in pore pressure, temperature and saturation.
Journal of Applied Geophysics.
volum 135.
Academic article
-
Gateman, Henrik;
Avseth, Per Åge.
(2016)
Net uplift estimation using both sandstone modeling and shale trends, on the horda platform area in the norwegian north sea.
SEG technical program expanded abstracts.
volum 35.
Academic article
-
Jensen, Erling Hugo;
Johansen, Tor Arne;
Avseth, Per Åge;
Bredesen, Kenneth.
(2016)
Quantitative interpretation using inverse rock-physics modeling on AVO data.
The Leading Edge.
volum 35 (8).
Academic article
-
Bredesen, Kenneth;
Jensen, Erling Hugo;
Johansen, Tor Arne;
Avseth, Per Åge.
(2015)
Quantitative seismic interpretation using inverse rock physics modelling.
Petroleum Geoscience.
volum 21.
Academic article
-
Bredesen, Kenneth;
Jensen, Erling Hugo;
Johansen, Tor Arne;
Avseth, Per Åge.
(2015)
Seismic reservoir and source-rock analysis using inverse rock-physics modeling: A Norwegian Sea demonstration.
The Leading Edge.
volum 34 (11).
Academic article
-
Carcione, Jose M;
Avseth, Per Åge.
(2015)
Rock-physics templates for clay-rich source rocks.
Geophysics.
volum 80 (5).
Academic article
-
Lehocki, Ivan;
Avseth, Per Åge;
Hadziavdic, Vedad.
(2015)
Probabilistic estimation of density and shear information from Zoeppritz's equation.
The Leading Edge.
volum 34 (9).
Academic article
-
Avseth, Per Åge;
Johansen, Tor Arne;
Bakhorji, Aiman;
Mustafa, Husam M..
(2014)
Rock-physics modeling guided by depositional and burial history in low-to-intermediate-porosity sandstones.
Geophysics.
volum 79 (2).
Academic article
-
Witsker, Sandra Ok Soon;
Landrø, Martin;
Avseth, Per Åge.
(2014)
Using a pseudo-steady-state flow equation and 4D seismic traveltime shifts for estimation of pressure and saturation changes.
Geophysics.
volum 79 (3).
Academic article
-
Avseth, Per;
Skjei, Norunn;
Skålnes, Åshild.
(2013)
Rock physics modelling of 4D time-shifts and time-shift derivatives using well log data a North Sea demonstration.
Geophysical Prospecting.
volum 61 (2).
Academic article
-
Rimstad, Kjartan;
Avseth, Per;
Omre, Henning.
(2012)
Hierarchical Bayesian lithology/fluid prediction: A North Sea case study.
Geophysics.
volum 77 (2).
Academic article
-
Carcione, JM;
Helle, Hans Bjarne;
Avseth, Per.
(2011)
Source-rock seismic-velocity models: Gassmann versus Backus.
Geophysics.
volum 76 (5).
Academic article
-
Avseth, Per;
Mukerji, Tapan;
Mavko, Gary;
Dvorkin, Jack.
(2010)
Rock-physics diagnostics of depositional texture, diagenetic alterations, and reservoir heterogeneity in high-porosity siliciclastic sediments and rocks - A review of selected models and suggested work flows.
Geophysics.
volum 75 (5).
Academic article
-
Rimstad, Kjartan;
Avseth, P;
Omre, Henning.
(2010)
Bayesian Lithology/fluid prediction constrained by spatial couplings and rock physics depth trends.
The Leading Edge.
volum 29 (5).
Academic article
-
Stovas, Alexey;
Landrø, Martin;
Avseth, Per.
(2006)
AVO attribute inversion for finely layered reservoirs.
Geophysics.
volum 71.
Academic article
-
Eidsvik, Jo;
Avseth, P;
Omre, Henning;
Mukerji, T;
Mavko, G.
(2004)
Stochastic reservoir characterization using prestack seismic data.
Geophysics.
volum 69.
Academic article
-
Eidsvik, Jo;
Omre, Henning;
Mukerji, Tapan;
Mavko, Gary;
Avseth, Per.
(2002)
Seismic reservoir prediction using Bayesian integration of rock physics and Markov random fields: A North Sea example.
The Leading Edge.
volum Vol.21, (No.3).
Academic article
Part of book/report
-
Pradhan, Anshuman;
Avseth, Per Åge;
Mukerji, Tapan.
(2022)
Seismic rock physics and machine learning for deepwater stratigraphic intervals.
Deepwater Sedimentary Systems Science, Discovery and Applications.
Academic chapter/article/Conference paper
-
Verma, Sumit;
Bhattacharya, Shuvajit;
Fett, Tom;
Avseth, Per Åge;
Lehocki, Ivan.
(2022)
Imaging and interpretation: Seismic, rock physics and image log analysis workflows for deepwater systems.
Deepwater Sedimentary Systems Science, Discovery and Applications.
Academic chapter/article/Conference paper
-
Yu, Jiaxin;
Duffaut, Kenneth;
Avseth, Per Åge.
(2022)
Rock Physics Modeling of Geomechanical and Saturation Effect Caused by CO2 Injection.
83rd EAGE Annual Conference & Exhibition 2022.
Academic chapter/article/Conference paper
-
Bachrach, R.;
Avseth, Per.
(2012)
Mechanical Compaction in Tectonically Active Basins - Theory and Examples.
74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012.
Academic chapter/article/Conference paper
-
Mondol, Nazmul Haque;
Avseth, Per Åge;
Fawad, Manzar;
Smith, T..
(2010)
Vs Prediction in Unconsolidated Sands - Physical and Geological Controls on Shear Wave Velocities.
72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 Barcelona.
Academic chapter/article/Conference paper
-
Bachrach, Ran;
Avseth, Per Åge.
(2009)
On seismic P- and S-wave velocities in unconsolidated sediments: Accounting for Non-Uniform contacts and heterogeneous stress fields in the effective media approximation.
Meso-Scale Shear Physics in Earthquake and Landslide Mechanics.
Academic chapter/article/Conference paper
Teaching
Courses
Media
2022
-
LectureSpremic, Mina; Eidsvik, Jo; Avseth, Per Åge. (2022) Bayesian Seismic Rock Physics Inversion Using the Local Ensemble Transform Kalman Filter. 21st Annual Conference of the International Association for Mathematical Geosciences . International Association for Mathematical Geosciences (IAMG); Nancy, France. 2022-08-29 - 2022-09-02.
-
LectureSpremic, Mina; Eidsvik, Jo; Avseth, Per Åge. (2022) Bayesian seismic rock physics inversion using a localized ensemble-based approach - with an application to the Alvheim field. EnKF Workshop 2022 . NORCE; Balestrand. 2022-05-30 - 2022-06-02.
-
Academic lectureYu, Jiaxin; Duffaut, Kenneth; Avseth, Per Åge. (2022) Rock physics modeling of increasing stress sensitivity in weakly to moderately cemented sandstone upon stress release. 6th International Workshop on Rock Physics . International Association of Rock Physicists; A Coruña. 2022-06-13 - 2022-06-17.
2021
-
Academic lectureFjeldstad, Torstein Mæland; Avseth, Per Åge; Omre, Henning; Røe, Per; Hauge, Ragnar. (2021) Spatial Bayesian lithology/fluid class inversion. Quantitative interpretation - towards integrated predictive sub-surface model . SEG; 2021-08-24 - 2021-08-26.
-
Academic lectureYu, Jiaxin; Duffaut, Kenneth; Avseth, Per Åge. (2021) Rock physics modeling for stress release in cemented sandstone. the First EAGE Rock Physics Workshop in Latin America . EAGE; 2021-12-01 - 2021-12-02.
2020
-
Academic lectureAvseth, Per Åge. (2020) Rock Physics Diagnostic of Deep-Water Clastics Honoring Burial and Depositional Trends. 82nd EAGE Annual Conference . EAGE; Amsterdam. 2020-12-08 - 2020-12-11.
-
Academic lectureAvseth, Per Åge; Omre, Henning. (2020) Impact of a Markov Random Field Prior Model in Seismic Inversion. First EAGE Conference on Seismic Inversion . EAGE; 2020-10-26 - 2020-10-29.
-
Academic lectureAvseth, Per Åge; Omre, Karl Henning. (2020) Impact of a Markov Random Field Prior Model in Seismic Inversion. First EAGE Conference on Seismic Inversion . EAGE; Online. 2020-10-26 - 2020-10-29.
2019
-
Academic lectureAvseth, Per Åge; Fjeldstad, Torstein Mæland. (2019) Joint Probabilistic Seismic Inversion of Lithology/Fluid Classes and Petrophysical Properties Using Gaussian Mixture and Markov Random Field Prior Models. SEG Annual Meeting 2019 ; 2019-09-15 - 2020-09-20.
2018
-
Academic lectureFjeldstad, Torstein Mæland; Avseth, Per Åge. (2018) Probabilistic seismic inversion of facies and petrophysical properties using Gaussian mixture and Markov Chain prior models. 80th EAGE Conference & Exhibition 2018: W05 Seismic Inversion into Lithology/Fluid Classes ; 2018-06-09 - 2018-06-15.
2017
-
LectureFjeldstad, Torstein Mæland; Avseth, Per Åge. (2017) Joint Seismic and Petrophysical Inversion Constrained by Facies in a Bayesian Framework. 79th EAGE Conference & Exhibition 2017 ; 2017-06-12 - 2017-06-15.
-
LectureFjeldstad, Torstein Mæland; Avseth, Per Åge. (2017) Probabilistic inversion with a facies dependent rock physics model. 4th International Workshop on Rock Physics ; 2017-05-29 - 2017-06-02.
-
LectureJohansen, Nora; Avseth, Per Åge; Duffaut, Kenneth; Mørk, Mai Britt E.. (2017) Burial history and implications for seismic AVO signatures in the Western Barents Sea. 4th International Workshop on Rock Physics . 4IWRP Organization; Trondheim. 2017-05-29 - 2017-06-02.
2013
-
Academic lectureBhakta, Tuhin; Avseth, Per; Landrø, Martin. (2013) Sensitivity analysis of effective fluid and rock bulk moduli due to change in pore-pressure, temperature and saturation. 75th EAGE meeting ; 2013-06-10 - 2013-06-13.
2011
-
Academic lectureGolikov, Pavel Evgenjevich; Avseth, Per Åge; Stovas, Alexey; Bachrach, Ran. (2011) Rock physics interpretation of heterogeneous and anisotropic turbidite reservoirs. 1IWRP Workshop ; Denver, Colorado. 2011-08-07 - 2011-08-12.
-
Academic lectureGolikov, Pavel Evgenjevich; Avseth, Per Åge; Stovas, Alexey; Bachrach, Ran. (2011) Rock physics templates for interpretation of turbidite reservoirs. Euroconference ; Trondheim. 2011-10-17 - 2011-10-21.
-
Academic lectureMondol, Nazmul Haque; Fawad, Manzar; Jahren, Jens; Avseth, Per Åge; Bjørlykke, Knut. (2011) Vs prediction in unconsolidated sands - Implications about shape, size, sorting and mineralogy of sand grains,. 1st International Workshop on Rock Physics ; Colorado School of Mines, Golden, Colorado, USA. 2011-08-07 - 2011-08-12.
2009
-
Academic lectureAvseth, Per Åge; Bachrach, Ran; Bersås, Tore; Drottning, Åsmund; Bruun, Anders. (2009) Patchy cementation and implications for stress and fluid sensitivity in sandstones. Eleventh International Congress of the Brazilian Geophysical Society . SBG Brazilian Geophysical Society; Salvador. 2009-08-23 - 2009-08-28.
-
Academic lectureAvseth, Per Åge; Bachrach, Ran; Bersås, Tore; Norenes Haaland, Annelin. (2009) Fluid and stress sensitivity in cemented sandstones. SEG Annual Meeting . Society of Explorational Geophysicists; Houston. 2009-10-25 - 2009-10-29.
2004
-
Academic lectureStovas, Alexey; Landrø, Martin; Avseth, Per. (2004) Estimation of net-to-gross and fluid saturation in a fine-layered sand-shale sequence - tested on offshore Brazil data. SEG meeting . SEG; 2004-10-10 - 2004-10-15.