Research - Recent work:

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

August 2007

Current work:

Lødøen,O.P. and Omre,H.; 2005: Scale-corrected Ensemble Kalman Filtering Applied to Production History Conditioning in Reservoir Evaluation; paper submitted for publication.
[paper]

Lodoen,O.P.; Omre,H.; Durlofsky,L.J. and Chen,Y.; 2004: Assessment of Uncertainty in Reservoir Production Forecasts using Upscaled Flow Models; to appear in Proceedings from Geostat 2004; Banff, Canada.

Goshu,A.T. and Omre,H.; 2003:Aposterior inverse model for porosity and hydraulic conductivity in a groundwater aquifer, paper submitted for publication.

Goshu,A.T. and Omre,H.; 2003: Conditional simulation of groundwater level elevation, paper submitted for publication.

Selected previous work:

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

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.