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Viser treff 1-45 av 45

2021
1 Avseth, Per Åge; Lehocki, Ivan; Kjøsnes, Øyvind Andre Gjerde; Sandstad, Odd.
Data-driven rock physics analysis of North Sea tertiary reservoir sands. Geophysical Prospecting 2021 ;Volum 69.(3) s. 608-621
NTNU Untitled
 
2 Fjeldstad, Torstein Mæland; Avseth, Per Åge; Omre, Henning.
A one-step Bayesian inversion framework for 3D reservoir characterization based on a Gaussian mixture model — A Norwegian Sea demonstration. Geophysics 2021 ;Volum 86.(2) s. R221-R236
NTNU Untitled
 
3 Lehocki, Ivan; Avseth, Per Åge.
From cradle to grave: how burial history controls the rock‐physics properties of quartzose sandstones. Geophysical Prospecting 2021 ;Volum 69.(3) s. 629-649
NTNU Untitled
 
2020
4 Avseth, Per Åge.
Rock Physics Diagnostic of Deep-Water Clastics Honoring Burial and Depositional Trends. 82nd EAGE Annual Conference; 2020-12-08 - 2020-12-11
NTNU Untitled
 
5 Avseth, Per Åge; Millett, John M; Jerram, Dougal Alexander; Planke, Sverre; Healy, Dave.
Rock Physics Analysis of Volcanic Lava Flows and Hyaloclastites. EAGE Conference and Exhibition 2020
NTNU UiO Untitled
 
6 Avseth, Per Åge; Omre, Henning.
Impact of a Markov Random Field Prior Model in Seismic Inversion. First EAGE Conference on Seismic Inversion; 2020-10-26 - 2020-10-29
NTNU Untitled
 
7 Avseth, Per Åge; Omre, Karl Henning.
Impact of a Markov Random Field Prior Model in Seismic Inversion. First EAGE Conference on Seismic Inversion; 2020-10-26 - 2020-10-29
NTNU Untitled
 
8 Lehocki, Ivan; Avseth, Per Åge; Mondol, Nazmul Haque.
Seismic methods for fluid discrimination in areas with complex geologic history - A case example from the Barents Sea. Interpretation 2020 ;Volum 8.(1) s. SA35-SA47
NGI NTNU UiO Untitled
 
2019
9 Avseth, Per Åge; Fjeldstad, Torstein Mæland.
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
NTNU Untitled
 
2018
10 Bredesen, Kenneth; Avseth, Per Åge; Johansen, Tor Arne; Olstad, Richard.
Rock physics modelling based on depositional and burial history of Barents Sea sandstones. Geophysical Prospecting 2018 s. -
NTNU UiB UNIS Untitled
 
11 Fjeldstad, Torstein Mæland; Avseth, Per Åge.
Probabilistic Seismic Inversion of Facies and Petrophysical Properties Using Gaussian Mixture and Markov Chain prior Models – A Norwegian Sea demonstration. 80th EAGE Conference & Exhibition 2018: W05 Seismic Inversion into Lithology/Fluid Classes; 2018-06-09 - 2018-06-15
NTNU Untitled
 
2017
12 Blazevic V., Lara A.; Duffaut, Kenneth; Avseth, Per Åge.
Burial induced changes in physical sandstone properties: A case-study of North Sea and Norwegian Sea sandstone formations. SEG technical program expanded abstracts 2017 s. 3626-3631
NTNU Untitled
 
13 Fjeldstad, Torstein Mæland; Avseth, Per Åge.
Joint Seismic and Petrophysical Inversion Constrained by Facies in a Bayesian Framework. 79th EAGE Conference & Exhibition 2017; 2017-06-12 - 2017-06-15
NTNU Untitled
 
14 Fjeldstad, Torstein Mæland; Avseth, Per Åge.
Probabilistic inversion with a facies dependent rock physics model. 4th International Workshop on Rock Physics; 2017-05-29 - 2017-06-02
NTNU Untitled
 
15 Johansen, Nora; Avseth, Per Åge; Duffaut, Kenneth; Mørk, Mai Britt E..
Burial history and implications for seismic AVO signatures in the Western Barents Sea. 4th International Workshop on Rock Physics; 2017-05-29 - 2017-06-02
NTNU Untitled
 
2016
16 Avseth, Per Åge; Janke, Andre; Horn, Frederik.
AVO inversion in exploration-Key learnings from a Norwegian Sea prospect. The Leading Edge 2016 ;Volum 35.(5) s. 405-414
NTNU Untitled
 
17 Avseth, Per Åge; Lehocki, Ivan.
Combining burial history and rock-physics modeling to constrain AVO analysis during exploration. The Leading Edge 2016 ;Volum 35.(6) s. 528-534
NTNU Untitled
 
18 Avseth, Per Åge; Skjei, Norunn; Mavko, Gary.
Rock-physics modeling of stress sensitivity and 4D time shifts in patchy cemented sandstones-Application to the Visund Field, North Sea. The Leading Edge 2016 ;Volum 35.(10) s. 868-878
NTNU Untitled
 
19 Bhakta, Tuhin; Avseth, Per Åge; Landrø, Martin.
Sensitivity analysis of effective fluid and rock bulk modulus due to changes in pore pressure, temperature and saturation. Journal of Applied Geophysics 2016 ;Volum 135. s. 77-89
NORCE NTNU Untitled
 
20 Gateman, Henrik; Avseth, Per Åge.
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 2016 ;Volum 35. s. 3288-3292
UiO Untitled
 
21 Jensen, Erling Hugo; Johansen, Tor Arne; Avseth, Per Åge; Bredesen, Kenneth.
Quantitative interpretation using inverse rock-physics modeling on AVO data. The Leading Edge 2016 ;Volum 35.(8) s. 677-683
NTNU UiB UiT UNIS Untitled
 
2015
22 Bredesen, Kenneth; Jensen, Erling Hugo; Johansen, Tor Arne; Avseth, Per Åge.
Quantitative seismic interpretation using inverse rock physics modelling. Petroleum Geoscience 2015 ;Volum 21. s. 271-284
NTNU UiB Untitled
 
23 Bredesen, Kenneth; Jensen, Erling Hugo; Johansen, Tor Arne; Avseth, Per Åge.
Seismic reservoir and source-rock analysis using inverse rock-physics modeling: A Norwegian Sea demonstration. The Leading Edge 2015 ;Volum 34.(11) s. 1350-1355
NTNU UiB Untitled
 
24 Carcione, Jose M; Avseth, Per Åge.
Rock-physics templates for clay-rich source rocks. Geophysics 2015 ;Volum 80.(5) s. D481-D500
NTNU Untitled
 
25 Lehocki, Ivan; Avseth, Per Åge; Hadziavdic, Vedad.
Probabilistic estimation of density and shear information from Zoeppritz's equation. The Leading Edge 2015 ;Volum 34.(9) s. 1036-1047
NTNU Untitled
 
2014
26 Avseth, Per Åge; Johansen, Tor Arne; Bakhorji, Aiman; Mustafa, Husam M..
Rock-physics modeling guided by depositional and burial history in low-to-intermediate-porosity sandstones. Geophysics 2014 ;Volum 79.(2) s. D115-D121
NORSAR NTNU UiB Untitled
 
27 Witsker, Sandra Ok Soon; Landrø, Martin; Avseth, Per Åge.
Using a pseudo-steady-state flow equation and 4D seismic traveltime shifts for estimation of pressure and saturation changes. Geophysics 2014 ;Volum 79.(3) s. M11-M24
NTNU Untitled
 
2013
28 Avseth, Per; Skjei, Norunn; Skålnes, Åshild.
Rock physics modelling of 4D time-shifts and time-shift derivatives using well log data a North Sea demonstration. Geophysical Prospecting 2013 ;Volum 61.(2) s. 380-390
NTNU Untitled
 
29 Bhakta, Tuhin; Avseth, Per; Landrø, Martin.
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
NTNU UiO Untitled
 
2012
30 Bachrach, R.; Avseth, Per.
Mechanical Compaction in Tectonically Active Basins - Theory and Examples. I: 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012. European Association of Geoscientists and Engineers (EAGE) 2012 ISBN 978-90-73834-27-9. s. -
NTNU Untitled
 
31 Rimstad, Kjartan; Avseth, Per; Omre, Henning.
Hierarchical Bayesian lithology/fluid prediction: A North Sea case study. Geophysics 2012 ;Volum 77.(2) s. B69-B85
NTNU Untitled
 
2011
32 Carcione, JM; Helle, Hans Bjarne; Avseth, Per.
Source-rock seismic-velocity models: Gassmann versus Backus. Geophysics 2011 ;Volum 76.(5) s. N37-N45
NTNU Untitled
 
33 Golikov, Pavel Evgenjevich; Avseth, Per Åge; Stovas, Alexey; Bachrach, Ran.
Rock physics interpretation of heterogeneous and anisotropic turbidite reservoirs. 1IWRP Workshop; 2011-08-07 - 2011-08-12
NTNU Untitled
 
34 Golikov, Pavel Evgenjevich; Avseth, Per Åge; Stovas, Alexey; Bachrach, Ran.
Rock physics templates for interpretation of turbidite reservoirs. Euroconference; 2011-10-17 - 2011-10-21
NTNU Untitled
 
35 Mondol, Nazmul Haque; Fawad, Manzar; Jahren, Jens; Avseth, Per Åge; Bjørlykke, Knut.
Vs prediction in unconsolidated sands - Implications about shape, size, sorting and mineralogy of sand grains,. 1st International Workshop on Rock Physics; 2011-08-07 - 2011-08-12
NTNU UiO Untitled
 
2010
36 Avseth, Per; Mukerji, Tapan; Mavko, Gary; Dvorkin, Jack.
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 2010 ;Volum 75.(5) s. A31-A47
Untitled
 
37 Mondol, Nazmul Haque; Avseth, Per Åge; Fawad, Manzar; Smith, T..
Vs Prediction in Unconsolidated Sands - Physical and Geological Controls on Shear Wave Velocities. I: 72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 Barcelona. European Association of Geoscientists and Engineers (EAGE) 2010 ISBN 978-90-73781-86-3. s. -
NGI NTNU UiO Untitled
 
38 Rimstad, Kjartan; Avseth, P; Omre, Henning.
Bayesian Lithology/fluid prediction constrained by spatial couplings and rock physics depth trends. The Leading Edge 2010 ;Volum 29.(5) s. 584-589
NTNU Untitled
 
2009
39 Avseth, Per Åge; Bachrach, Ran; Bersås, Tore; Drottning, Åsmund; Bruun, Anders.
Patchy cementation and implications for stress and fluid sensitivity in sandstones. Eleventh International Congress of the Brazilian Geophysical Society; 2009-08-23 - 2009-08-28
NORSAR NTNU Untitled
 
40 Avseth, Per Åge; Bachrach, Ran; Bersås, Tore; Norenes Haaland, Annelin.
Fluid and stress sensitivity in cemented sandstones. SEG Annual Meeting; 2009-10-25 - 2009-10-29
NTNU Untitled
 
41 Bachrach, Ran; Avseth, Per Åge.
On seismic P- and S-wave velocities in unconsolidated sediments: Accounting for Non-Uniform contacts and heterogeneous stress fields in the effective media approximation. I: Meso-Scale Shear Physics in Earthquake and Landslide Mechanics. CRC Press 2009 ISBN 9780415475587. s. -
NTNU Untitled
 
2006
42 Stovas, Alexey; Landrø, Martin; Avseth, Per.
AVO attribute inversion for finely layered reservoirs. Geophysics 2006 ;Volum 71. s. C25-C36
NTNU Untitled
 
2004
43 Eidsvik, Jo; Avseth, P; Omre, Henning; Mukerji, T; Mavko, G.
Stochastic reservoir characterization using prestack seismic data. Geophysics 2004 ;Volum 69. s. 978-993
NTNU Untitled
 
44 Stovas, Alexey; Landrø, Martin; Avseth, Per.
Estimation of net-to-gross and fluid saturation in a fine-layered sand-shale sequence - tested on offshore Brazil data. SEG meeting; 2004-10-10 - 2004-10-15
NTNU Untitled
 
2002
45 Eidsvik, Jo; Omre, Henning; Mukerji, Tapan; Mavko, Gary; Avseth, Per.
Seismic reservoir prediction using Bayesian integration of rock physics and Markov random fields: A North Sea example. The Leading Edge 2002 ;Volum Vol.21,.(No.3) s. 290-294
NTNU Untitled