Research - Recent work:
 

Henning Omre -  www.math.ntnu.no/~omre
Professor in Statistics
Department of Mathematical Sciences
Norwegian University of Science & Technology
Trondheim
Norway
 

February 2012


Current work:


Rimstad, K. and Omre, H.; 2012: Generalized Gaussian Random Fields using hidden selections,. preliminary version. copy


Saetrom, J. and Omre, H.; 2012: Uncertainty Quantification in the Ensemble Kalman Filter. Paper submitted for publication. copy


Rimstad, K. and Omre, H.; 2012: Approximate posteriors for convolutional two-level hidden Markov models. Paper submitted for publication. copy


Myrseth, I.; Saetrom, J. and Omre, H.; 2012: Resampling the ensemble Kalman filter. Paper submitted for publication. copy


Rimstad, K. and Omre, H.; 2012: Skew-Gaussian Random Fields. Paper submitted for publication. copy



Selected previous work:


Rimstad, K. and Omre, H.; 2012: Hierarchical Bayesian Lithology/Fluid Prediction: A North Sea Case Study, Geophysics, Vol.77, No.2, pp.B69-B85.


Saetrom, J. and Omre, H.; 2011: Ensemble Kalman filtering for non-linear likelihood models using kernel-shrinkage regression techniques, Computational Geosciences, Vol.15, No.3, pp.528-544.


Saetrom, J. and Omre, H.; 2011: Ensemble Kalman filtering with schrinkage regression techniques, Computational Geosciences, Vol.15, No.2, pp.271-292.


Myrseth, I. and Omre, H.; 2010: Hierarchical Ensemble Kalman Filter, SPE Journal, Vol.15, No.2, pp.569-580.


Rimstad K. and Omre, H.; 2010: Impact of rock-physics trends and Markov random fields on hierarchical Bayesian lithology/fluid prediction, ; Geophysics, Vol.75, No.4, pp R93-R108.


Myrseth, I. and Omre, H.; 2010: The ensemble Kalman filter and related filters, in Large-Scale Inverse Problems and Quantification of Uncertainty by L. Biegler, G. Biros, O. Ghattas, M. Heinkenschloss, D. Keyes, B. Mallick, Y. Marzouk, L. Tenorio, B. van Bloemen Waanders and K. Willcox (eds), John Wiley & Sons, UK, Chapter 11, pp 217-246


Rimstad, K., Avseth, P. and Omre, H.; 2010: Bayesian Lithology/fluid prediction constrained by spatial couplings and rock physics depth trends, The Leading Edge, May 2010, Vol.29, No.5, pp 584-589.


Ulvmoen, M., Omre, H. and Buland, A.; 2010: Improved resolution in Bayesian lithology/fluid inversion from prestack seismic data and well observations: Part 2 - Real case study; Geophysics, Vol.75, No.2, pp B73-B82.


Ulvmoen, M. and Omre, H.; 2010: Improved resolution in Bayesian lithology/fluid inversion from prestack seismic data and well observations: Part 1 - Methodology; Geophysics, Vol.75, No.2, pp R21-R35.


Karimi, O., Omre, H. and Mohammadzadeh, M.; 2010: Bayesian closed-skew Gaussian inversion of seismic AVO data into elastic material properties ; Geophysics, Vol.75, No.1, pp R1-R11.


Karimi, O., Omre, H. and Mohammadzadeh, M.; 2009: Bayesian closed skew Gaussian inversion of seismic AVO data into elastic material properties. Extended abstract for EAGE Amsterdam, June 2009.


Myrseth, I. and Omre, H.; 2009: Reliable uncertainty assessment in history matching production and time-lapse seismic data. Extended abstract for EAGE Amsterdam, June 2009.


Ulvmoen, M., Omre, H. and Buland, A.; 2009: Spatially coupled lithology/fluid inversion from real seismic data and well observations. Extended abstract for EAGE Amsterdam, June 2009.


Rimstad,K. and Omre,H.; 2009:Bayesian lithology/fluid inversion constrained by rock physics depth trends and a Markov random field. Extended abstract for EAGE Amsterdam, June 2009


Lødøen,O.P. and Omre,H.; 2008: Scale-corrected Ensemble Kalman Filtering Applied to Production History Conditioning in Reservoir Evaluation; SPE Journal, Vol.12, No.2, pp 177-194.


Larsen,A.L.; Ulvmoen,M.; Omre,H. and Buland,A.; 2006: Bayesian Lithology-Fluid Prediction and Simulation on the basis of a Markov Chain Prior Model; Geophysics, Vol.71, No.5, pp 69-78.


Roislien,J. and Omre,H.; 2006: T-distributed Random Fields: A parametric model for Heavy-tailed Well-log Data, Mathematical Geology, Vol.38, No.7, pp 821-850.


Kolbjornsen,O. and Omre,H.; 2005: Bayesian Inversion of Piecewise Affine Operators in a Gaussian Framework; Journal of Computational and Graphical Statistics, Vol.14, No.1, pp.56-74


Lodoen,O.P.; Omre,H.; Durlofsky,L.J. and Chen,Y.; 2005: Assessment of Uncertainty in Reservoir Production Forecasts using Upscaled Flow Models; in Geostatistics Bannf 2005, Volume 1; Ed. Leuangthong,O. and Deutsch,C., Springer, pp 713-723.


Eidsvik,J.; Avseth,P.; Omre,H.; Mukerji,T. and Mavko,G.; 2004: Stochastic Reservoir Characterization using Pre-stack Seismic Data; Geophysics, Vol.69, No.4, pp. 978-993.


Omre,H. and Lodoen,O.P.; 2004: Improved Production Forecasts and History Matching using Approximate Fluid Flow Simulators; SPE Journal, September 2004, pp.339-351.


Buland,A. and Omre,H.;2003: Bayesian Wavelet estimation from seismic and well data; Geophysics, Vol.68, No. 6, pp.2000-2009.


Buland,A.; Kolbjornsen,O. and Omre,H.;2003: Rapid Spatially Coupled AVO Inversion in the Fourier Domain, Geophysics, Vol.68, No.1, pp.824-836.

Buland,A. and Omre,H.; 2003: Joint AVO Inversion, Wavelet Estimation, and Noise Level Estimation using a Spatially Coupled Hierarchical Bayesian Model; Geophysical Prospecting, 51, pp.531-550.

Buland,A.; Kolbjørnsen,O. and Omre,H.; 2003: Rapid spatially coupled AVO inversion; Proceedings of 73rd SEG International Exposition and Annual Meeting; Dallas, Texas; October 26.-31.2003.

Buland,A. and Omre,H.; 2003: Bayesian seismic inversion and estimation in a spatial setting, Extended abstract, 65th EAGE Conference and Exhibition; Stavanger, June 2.-5.2003.

Buland,A. and Omre,H.; 2003: Bayesian  linearized AVO Inversion ; Geophysics, Vol.68, No.1, pp.185-198.

 Borgos,H.G., Omre,H. and Townsend,C.; 2002: Size distribution of geological faults: Model choice and parameter estimation; Statistical Modelling, Vol. 2, pp. 217-234.

Eide,A.L.; Omre,H. and Ursin,B.; 2002: Prediction of Reservoir Variables Based on Seismic Data and Well Observations; Journal of the American Statistical Association (JASA), Vol 97, No 457, pp 18-28.

Borgos,H.G. and Omre;H.;2002: Uncertainty in Fault Geometries; in Kleingeld and Krige (eds) Geostatistics 2000 Cape Town, Vol I, pp 277-286.

Omre,H.;2002: Stochastic Reservoir Models Conditioned to Non-linear Production History Observations; in Kleingeld and Krige (eds) Geostatistics 2000 Cape Town, Vol I, pp 166-175.

Eidsvik,J.; Omre,H.; Mukerji,T.; Mavko,G. and Avseth,P.; 2002: Seismic reservoir prediction using Bayesian integration of rock physics and Markov random fields: A North Sea example; The Leading Edge ,Vol. 21, No.3, March 2002; pp 290-294.

Lodoen,O.P. and Omre,H.;2002: Bias-Correction in Production Forecasts and History Matching;  Proceedings of 8th Annual Conference of the International Association for Mathematical Geology; Eds. Bayer, Burger and Skala; Berlin, Germany; September 2002; pp 101-104.

Goshu.A.T. and Omre,H.;2002: Stochastic Approach for better Prediction of Aquifer Parameters; Proceedings of 8th Annual Conference of the International Association for Mathematical Geology; Eds. Bayer, Burger and Skala; Berlin, Germany; September 2002; pp 457-460.

Hegstad,B.K. and Omre,H.;2001: Uncertainty in Production Forecasts based on Well Observations, Seismic Data and Production History; SPE Journal; Dec. 2001, pp 409-424.

Buland,A. and Omre,H.; 2001: Bayesian wavelet estimation from seismic and well log data; Proceedings from EAGE 63rd Conference and Technical Exhibition; The Netherlands; June 2001

Buland,A. and Omre,H.;2000: Bayesian AVO Inversion; Proceedings from EAGE 62nd Conference and Technical Exhibition; Glasgow, Scotland; May 2000

Lia,O.; Omre,H.; Tjelmeland,H.; Holden,L. and Egeland;T.; 1997: Uncertainties in Reservoir Production Forecasts; AAPG Bulletin, Vol 81, No 5 (May 1997), pp 775-801.

Damsleth,E. and Omre,H.;1997: Geostatistical Approaches in Reservoir Evaluation; Invited Technology Today Series in Journal of Petroleum Technology; May 1997, pp 498-502.

Omre,H. and Tjelmeland,H.;1997: Petroleum Geostatistics; in Baafi and Schofield (eds) Geostatistics Wollongong '96, Vol I; Kluwer Acad. Publ.; pp 41-52.

Tjelmeland,H. and Omre,H.;1997: A Complex Sand-Shale Facies Model Conditioned on Observations from Wells, Seismics and Production;  in Baafi and Schofield (eds) Geostatistics Wollongong '96, Vol I; Kluwer Acad. Publ.; pp 634-646

Kolbjørnsen,O. and Omre,H.;1997: Bayesian Disjunctive Kriging Applied to Prediction of Reservoir Volume; in Baafi and Schofield (eds) Geostatistics Wollongong '96, Vol I; Kluwer Acad. Publ.; pp 609-620.

Syversveen,A.R. and Omre,H.;1997: Conditioning of Marked Point Processes within a Bayesian Framework; Scandinavian Journal of Statistics, Vol 24, No 3, pp 341-352.

Høst,G.; Omre,H. and Switzer,P.;1995: Spatial Predictions of Air Pollution from Spatial/Temporal Observations; Journal of the American Statistical Association (JASA), Vol 90, No 431, pp 853-861.

Omre,H.; Sølna,K.; Dahl,N. and Tørudbakken,B.;1994: Impact of Fault Heterogeneity in Fault Zones on Fluid Flow; in Aasen et al (eds) North Sea Oil and Gas Reservoirs III; Kluwer Acad. Publ.; pp 185-200.

Hegstad,B.K.; Omre,H.; Tjelmeland,H. and Tyler,K;1994: Stochastic Simulation and Conditioning by Annealing in Reservoir Description; in Armstrong and Dowd (eds) Geostatistical Simulation, Kluwer Acad. Publ.; pp 43-55.

Hjort,N.L. and Omre,H.;1994: Topics in Spatial Statistics; Scandinavian Journal of Statistics, Vol 21, No 4, pp 289-358.

Omre,H.; Sølna,K. and Tjelmeland,H.;1993: Simulation of Random Functions on Large Lattices; in Soares (eds) Geostatistics Troia '92, Vol I; Kluwer Acad. Publ.; pp 179-199.

Omre,H.; Tjelmeland,H.; Qi,Y. and Hinderaker,L.;1993: Assessment of Uncertainty in the Production Characteristics of a Sand Stone Reservoir; in Linville (eds) Reservoir Characterization III; Pennwell Books; pp 556-604.

Damsleth,E.; Tjølsen,C.; Omre,H. and Haldorsen,H.H.;1992: A Two-Stage Stochastic Model Applied to a North Sea Reservoir; SPE JPT April 1992; pp 402-408.

Omre,H. and Halvorsen,K.B.;1989: The Bayesian Bridge between Simple and Universal Kriging; Mathematical Geology, Vol 21, No 7, pp 767-786.

Omre,H.;1987: Bayesian Kriging - Merging Observations and Qualified Quesses in Kriging; Mathematical Geology, Vol 19, No 1, pp25-39.

Omre,H.;1983: The Combination of Subjective Information and Drillhole Data for Estimating the Size of an Elliptical Target; Mathematical Geology, Vol 15, No 3, pp 477-481.