Progress Report




Student: Kjartan Rimstad
Supervisor: Professor Henning Omre , Department of Mathematical Sciences, NTNU
Working title: Inversion of Rock Physics Relations and Discrete Random Fields
Start: August 2008
Estimated end: Fall 2012



Publications

Rimstad, K., Avseth, P. & Omre, H. (2012), 'Hierarchical Bayesian Lithology/Fluid Prediction: A North Sea Case Study' Geophysics, Vol. 77 (2), B69-B85; doi:10.1190/geo2011-0202.1
Avseth, P. & Rimstad, K. (2011), 'Petro-elastic and lithology-fluid inversion from seismic data - state-of-the-art and new opportunities' 73st EAGE Conference & Exhibition - Vienna, Austria.
Rimstad, K. & Omre, H. (2010), 'Impact of rock-physics depth trends and Markov random fields on hierarchical Bayesian lithology/fluid prediction' Geophysics, Vol. 75 (4), R93-R108; doi:10.1190/1.3463475
Rimstad, K., Avseth, P. & Omre, H. (2010), 'Bayesian lithology/fluid prediction constrained by spatial couplings and rock physics depth trends' The Leading Edge, Vol. 29 (5), 584-589; doi:10.1190/1.3422457
Rimstad, K. & Omre, H. (2009), 'Bayesian Lithology/Fluid Inversion Constrained by Rock Physics Depth Trends and a Markov Random Field' 71st EAGE Conference & Exhibition - Amsterdam, The Netherlands.
Rimstad, K. & Omre, H. (2008), 'Joint porosity depth trend estimation and lithology/fluid classification by Bayesian inversion' SEG 2008 Summer Research Workshop - Galway, Ireland.




Presentations

22.07.08: SEG 2008 Summer Resarch Workshop - Galway, Ireland, 2008 - Poster
09.06.09: 71st EAGE Conference and Exhibition - Amsterdam, The Netherlands, 2009 - Poster
16.06.09: Det 15. norske statistikermøtet - Jevnaker, Norway, 2009 - Oral

Various presentations at NTNU and URE-partners.



Participation on conferences / workshops

20.07.08 - 24.07.08: SEG 2008 Summer Resarch Workshop - Galway, Ireland
19.09.08 - 20.09.08: Trondheim 1. Symposium in Statistics - Selbu, Norway
12.01.09 - 16.01.09: Evita Winter School - Geilo, Norway
16.03.09 - 20.03.09: EPSRC Symposium Workshop on Markov Chain Monte Carlo - Warwick, UK
09.06.09 - 11.06.09: 71st EAGE Conference and Exhibition - Amsterdam, The Netherlands
15.06.09 - 18.06.09: Det 15. norske statistikermøtet - Jevnaker, Norway
22.03.10 : Symposium in Probability and Statistics in Honor of Charles Stein on his 90th Birthday, Department of Statistics, Stanford University, CA
15.10.10 - 17.10.10: Trondheim 3. Symposium in Statistics - Selbu, Norway
23.05.11 - 26.05.11: 73st EAGE Conference and Exhibition - Vienna, Austria
06.06.11 - 10.06.11: Large-scale Inverse Problems and Quantification of Uncertainty, Minneapolis, MN



Visits at companies / institutions

20.01.09 - 22.01.09: Total, Aberdeen
18.02.09: StatoilHydro, Bergen
05.03.09: Schlumberger + StatoilHydro, Stavanger
06.03.09: Lundin Norway, Lysaker
01.04.09: StatoilHydro, Trondheim
01.07.09: Lundin Norway, Lysaker
01.09.09 - 15.06.10: Visiting Researcher Stanford University, California, USA
01.11.10: StatoilHydro, Trondheim
12.11.10: ENI, Milan
26.02.11 - 11.03.11: University of Western Australia, Perth, Australia



Courses

Fall 2008: MA8704 Probability Theory and Asymptotic Methods, 7.5 sp
PG8106 Mathematical Geophysics, 7.5 sp
Spring 2009: MA8701 General Statistical Methods, 7.5 sp
MA8702 Advanced Modern Statistical Methods, 7.5 sp



Chronologic update of work

Fall 2008: Courses: 15.0 sp.
Continue working with Bayesian Seismic Rock Physics Inversion.
Spring 2009: Courses: 15.0 sp.
Continue working with Bayesian Seismic Rock Physics Inversion.
Fall 2009: Visiting Researcher Stanford University, California, USA.
Working on Bayesian 3D lithology/fluid depth dependent inversion.
Spring 2010: Visiting Researcher Stanford University, California, USA.
Fall 2010: Working on Bayesian categorical and CSN inversion.
Spring 2011: Working on Bayesian categorical and CSN inversion.
Fall 2011: Working on Bayesian categorical and CSN inversion.