
Ass. forskningssjef
Ragnar Hauge
- Avdeling Statistisk modellering av geologi
- Mobiltelefon +47 473 18 690
- Telefonnummer +47 22 85 26 65
- E-post hauge@nr.no
Prosjekter
Publikasjoner
- 255 publikasjoner funnet
- Utgiver
Latent diffusion model for conditional reservoir facies generation Computers & Geosciences, vol. 194, (ISSN 0098-3004 1873-7803 ), doi: https://doi.org/10.1016/j.cageo.2024.105750 , 2025. Vitenskapelig artikkel
A Statistical Study of Latent Diffusion Models for Geological Facies Modeling Mathematical Geosciences, (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-025-10178-5 , 2025. Vitenskapelig artikkel
Using Pattern Counts to Quantify the Difference Between a Pair of Three-Dimensional Realizations Mathematical Geosciences, vol. 56, pp. 1629 1639 , (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-024-10145-6 , 2024. Vitenskapelig artikkel
Addressing Configuration Uncertainty in Well Conditioning for a Rule-Based Model Mathematical Geosciences, vol. 56, pp. 1763 1788 , (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-024-10144-7 , 2024. Vitenskapelig artikkel
Ingrid Aarnes; Ragnar Hauge; Øivind Due Trier; Ola Haug; Ariel Almendral Vazquez; Hierarkisk modell for naturtyper til bruk i naturregnskap NR-notat, 2024. Sammendrag/abstract
A Tree Representation of Pluri-Gaussian Truncation Rules Mathematical Geosciences, vol. 57, (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-024-10162-5 , 2024. Vitenskapelig artikkel
A statistical study of latent diffusion models for geological modeling 2024. Vitenskapelig foredrag
Ingrid Aarnes; Jacob Skauvold; Ragnar Hauge; Ariel Almendral Vazquez; Marie Lilleborge; et al. GEOPARD 1.0 user manual NR-notat, 2024. Sammendrag/abstract
Bayesian seismic 4D inversion for lithology and fluid prediction Geophysics, vol. 89, pp. R551 R567 , (ISSN 0016-8033 1942-2156 ), doi: https://doi.org/10.1190/GEO2024-0092.1 , 2024. Vitenskapelig artikkel
Modelling intra-parasequence reservoir heterogeneity with a process-mimicking algorithm: a case study from the Kenilworth Member, Blackhawk Formation EarthArXiv preprint platform, doi: https://doi.org/10.31223/X58981 , 2024. Vitenskapelig artikkel
Simultaneous time shift and LFC inversion in PCube+ 2024. Rapport
GEOPARD 1.0 user manual 2024. Rapport
PCube User Manual Version 10.5 2024. Rapport
Joint 4D inversion of fluid saturation and lithology 2024. Vitenskapelig foredrag
Noise model setup QC in PCube+ 2023. Rapport
Conditional Facies Sampling using Denoising Diffusion Probabilistic Models 2023. Vitenskapelig foredrag
Modelling shoreface geometries with a new facies-algorithm informed by geological rules and analogue data 2023. Vitenskapelig foredrag
Sjakkjuks 2023. Rapport
Next generation reservoir modelling algortithms - Shallow marine environments 2023. Vitenskapelig foredrag
Modeling Shoreface Geometries of the Kenilworth Member, Blackhawk Formation, with the Geopard Algorithm 2023. Vitenskapelig foredrag
A transparent time shift noise model 2023. Rapport
PCube User Manual version 10.0 2023. Rapport
PCube reference manual 2023. Rapport
Latent Diffusion Model for Conditional Reservoir Facies Generation arXiv, 2023. Vitenskapelig artikkel
PCube+ likelihood approximation outside the window: Generalization of Reduced Gaussian mixture 2023. Rapport
Audun Sektnan; Ariel Almendral Vazquez; Ragnar Hauge; Ingrid Aarnes; Jacob Skauvold; et al. A Tree Representation of Plurigaussian Truncation Rules ECMOR Proceedings, vol. 2022, pp. 17 , doi: https://doi.org/10.3997/2214-4609.202244066 , 2022. Vitenskapelig artikkel
A rule-based reservoir stacking model with effective well conditioning 2022. Faglig foredrag
Modelling fluvial environments 2022. Faglig foredrag
The Geopard project 2022. Vitenskapelig foredrag
Estimate Reservoir Properties 2022. Rapport
Seismic Tiles with application to 4D 2022. Rapport
A Tree Representation of Plurigaussian Truncation Rules doi: https://doi.org/10.3997/2214-4609.202244066 , 2022. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Testing a rule-based approach for reservoir modelling of shoreface successions: the GEOPARD algorithm 2022. Vitenskapelig foredrag
Time-lapse Bayesian AVO inversion applied to the Edvard Grieg field in the North Sea SEG technical program expanded abstracts, (ISSN 1949-4645 ), doi: https://doi.org/10.1190/image2022-3745774.1 , 2022. Vitenskapelig artikkel
PCube+ window likelihood approximation 2021. Rapport
PCube User Manual Version 9.0 2021. Rapport
Spatial Bayesian lithology/fluid class inversion 2021. Vitenskapelig foredrag
Edvard Grieg 4D inversion results 2021. Rapport
Improved Monitor Continuity in PCube+ 4D 2021. Rapport
Focused inversion likelihood analysis 2021. Rapport
Unknown predictions in PCube+ 2021. Rapport
Bayesian seismic inversion for stratigraphic horizon, lithology, and fluid prediction Geophysics, vol. 85, pp. R207 R221 , (ISSN 0016-8033 1942-2156 ), doi: https://doi.org/10.1190/geo2019-0170.1 , 2020. Vitenskapelig artikkel
PCube+ User Manual Version 8.0 2020. Rapport
Time lapse AVO inversion for the Heidrun field in the Norwegian Sea 2020. Vitenskapelig foredrag
4D synthetic tests 2020. Rapport
Consequences of changes in grid resolution for process model based variogram estimation 2020. Rapport
Comparison of one- and two-step seismic inversion for Lithology and Fluid prediction 2019. Faglig foredrag
Applied Geostatistics and Geomodelling 2019 2019. Faglig foredrag
PCube+ principles 2019. Faglig foredrag
PCube+ principles 2019. Faglig foredrag
Utilizing sedimentary process-based models as training images for multipoint facies simulations Bulletin of Canadian petroleum geology, vol. 67, pp. 217 230 , (ISSN 0007-4802 ), doi: https://doi.org/10.35767/gscpgbull.67.4.217 , 2019. Vitenskapelig artikkel
Estimation of rock cuttings size from images 2019. Rapport
PCube+ and focused inversion testing 2019. Rapport
Deep learning in seismic interpretation 2019. Rapport
Optimizing performance of BreastScreen Norway using value of information in graphical models Statistics in Medicine, vol. 37, pp. 1531 1549 , (ISSN 0277-6715 1097-0258 ), doi: https://doi.org/10.1002/sim.7601 , 2018. Vitenskapelig artikkel
Facies modelling of a real-life fluvial system using a modern object-based algorithm 2018. Vitenskapelig foredrag
Deep marine modelling with RMS on Karoo 2018. Rapport
PCube+: Focused inversion testing 2018. Rapport
Direct inversion for horizon location 2018. Rapport
Testing of PCube+ 2018. Rapport
Object-Based Modeling with Dense Well Data Quantitative Geology and Geostatistics, vol. 19, pp. 557 572 , (ISSN 0924-1973 ), doi: https://doi.org/10.1007/978-3-319-46819-8_37 , 2017. Vitenskapelig artikkel
Probabilistic prediction of lithology-fluid-classes from seismic - A North Sea case study 2017. Vitenskapelig foredrag
Applying Truncated Gaussian Fields to describe geology 2017. Vitenskapelig foredrag
Prototype Turbidite Modelling 2017. Rapport
Direct inversion for horizon location 2017. Rapport
Geostatistics course 2016. Faglig foredrag
Rock.XML - Towards a library of rock physics models Computers & Geosciences, vol. 93, pp. 63 69 , (ISSN 0098-3004 1873-7803 ), doi: https://doi.org/10.1016/j.cageo.2016.04.011 , 2016. Vitenskapelig artikkel
Bayesian AVO inversion to rock properties using a local neighborhood in a spatial prior model The Leading Edge, vol. 35, pp. 431 436 , (ISSN 1070-485X 1938-3789 ), doi: https://doi.org/10.1190/tle35050431.1 , 2016. Vitenskapelig artikkel
Pcube+ - high-resolution horizon update by prestack inversion, a Statfjord case history 2016. Vitenskapelig foredrag
Object-based modelling with dense well data 2016. Vitenskapelig foredrag
Panther Tongue Modelling with RMS – Part II 2016. Rapport
PCube inversion study in the greater Alvheim area 2016. Rapport
Hess Inversion 2016 2016. Rapport
Monte Carlo study of well decommissioning strategies 2016. Rapport
Updated study of well decommissioning strategies 2016. Rapport
PCube User Manual Version PCube+ 6.0 2016. Rapport
Quality control of runs in PCube and PCube+ 2016. Rapport
Panther Tongue Modelling with RMS – Part III 2016. Rapport
Four days course in Geostatistics and Advanced Geomodelling 2015. Faglig foredrag
A volume-conserving representation of cell faces in corner point grids Computational Geosciences, vol. 20, pp. 453 460 , (ISSN 1420-0597 1573-1499 ), doi: https://doi.org/10.1007/s10596-015-9500-0 , 2015. Vitenskapelig artikkel
Information Gathering in Bayesian Networks Applied to Petroleum Prospecting Mathematical Geosciences, vol. 48, pp. 233 257 , (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-015-9616-8 , 2015. Vitenskapelig artikkel
Efficient Optimization of Exploration Drilling Campaigns with Convergent Information Bounds 2015. Vitenskapelig foredrag
Panther Tongue Modelling with RMS 2015. Rapport
Stochastic inversion for fracture density 2015. Rapport
Turbidite prototype interface 2015. Rapport
Gabriele Martinelli; Jo Eidsvik; Ketil Hokstad; Ragnar Hauge; Strategies for Petroleum Exploration on the Basis of Bayesian Networks: A Case Study SPE Journal, vol. 19, pp. 564 575 12 , (ISSN 1086-055X 1930-0220 ), doi: https://doi.org/10.2118/159722-PA , 2014. Vitenskapelig artikkel
A Volume-conserving Representation of Cell Faces in Corner Point Grids doi: https://doi.org/10.3997/2214-4609.20141859 , 2014. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
A Volume-conserving Representation of Cell Faces in Corner Point Grids 2014. Vitenskapelig foredrag
Efficient Information gathering in Bayesian Network models for Petroleum Prospecting 2014. Vitenskapelig foredrag
Information gathering in Bayesian Networks with a taste of almonds and petroleum 2014. Vitenskapelig foredrag
Information Gathering in Bayesian Networks with an Application to Petroleum Prospecting 2014. Vitenskapelig foredrag
Monitoring Geological CO2 storage , 2013. Poster
Dynamic decision making for graphical models applied to oil exploration European Journal of Operational Research, vol. 230, pp. 688 702 , (ISSN 0377-2217 1872-6860 ), doi: https://doi.org/10.1016/j.ejor.2013.04.057 , 2013. Vitenskapelig artikkel
Modeling Dependencies Between Oil Exploration Prospects with Bayesian Networks 2013. Vitenskapelig foredrag
Measures of Information for Bayesian Networks 2013. Vitenskapelig foredrag
XML structure for rock physics models 2013. Rapport
CRAVA User Manual version 2.0 2013. Rapport
New Object Model Technical Documentation 2013. Rapport
New Object Model User Manual version 1.0 2013. Rapport
Turbidite modeling with RMS 2013. Rapport
Model-based fluid factor for controlled source electromagnetic data Geophysics, vol. 77, pp. E21 E31 , (ISSN 0016-8033 1942-2156 ), doi: https://doi.org/10.1190/GEO2010-0300.1 , 2012. Vitenskapelig artikkel
Geostatistics Oslo 2012 (ISSN 9789400741522 ), , 2012. Vitenskapelig antologi/Konferanseserie
Strategies for petroleum exploration based on Bayesian Networks: a case study doi: https://doi.org/10.2118/159722-ms , 2012. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
PCube 2012 Arbeidsbeskrivelse 2012. Rapport
CRAVA User Manual version 1.1 , 2012. Rapport
CRAVA User Manual version 1.2 , 2012. Rapport
A Stochastic Object Model Conditioned to High-Quality Seismic Data Mathematical Geosciences, vol. 43, pp. 763 781 , (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-011-9355-4 , 2011. Vitenskapelig artikkel
Bayesian networks for prospect analysis in the North Sea American Association of Petroleum Geologists Bulletin, vol. 95, pp. 1423 1442 , (ISSN 0149-1423 1558-9153 ), doi: https://doi.org/10.1306/01031110110 , 2011. Vitenskapelig artikkel
On using Bayesian networks for modeling dependencies between prospects in oil exploration 2011. Vitenskapelig foredrag
The value of sequential prospect selection 2011. Vitenskapelig foredrag
Geostatistics course 2011. Faglig foredrag
Truncated Gaussian simulations. An investigation of sequential and plurigaussian approaches, and further extensions 2011. Rapport
PCube 2011 Arbeidsbeskrivelse 2011. Rapport
Next generation object model 2011. Rapport
CRAVA User Manual version 1.1 2011. Rapport
PCube 2010 arbeidsbeskrivelse 2011. Rapport
Bayesian Monte Carlo method for seismic predrill prospect assessment Geophysics, vol. 75, pp. O9 O19 , (ISSN 0016-8033 1942-2156 ), doi: https://doi.org/10.1190/1.3339678 , 2010. Vitenskapelig artikkel
Deriving Deterministic Facies Probabilities from Stochastic Inversion 2010. Vitenskapelig foredrag
Local update of object models 2010. Vitenskapelig foredrag
Integration of seismic data and uncertainties in the facies model; application to the Snorre field 2010. Vitenskapelig foredrag
Hitting Bull’s-eye with Time and Cost Estimates by Combining Statistics and Engineering, a Statoil Case Study 2010. Vitenskapelig foredrag
CRAVA course for NORSAR 2010. Faglig foredrag
Geostatistics course 2010. Faglig foredrag
The C++ coding standard for SAND - Second Edition , 2010. Rapport
CRAVA USer Manual version 0.9.6 2010. Rapport
From Volume to Value - a tool for decision support. Documentation and user manual - revised edition 2010. Rapport
Computation of horizon gradients from seismic , 2010. Rapport
CRAVA Exercises 2010. Rapport
ADAPTIVE INDEPENDENT METROPOLIS-HASTINGS The Annals of Applied Probability, vol. 19, pp. 395 413 , (ISSN 1050-5164 2168-8737 ), doi: https://doi.org/10.1214/08-AAP545 , 2009. Vitenskapelig artikkel
Local Update of Object-Based Geomodels SPE Reservoir Evaluation and Engineering, vol. Volume 12, Number 3, June 2009, pp. 446 454 , (ISSN 1094-6470 1930-0212 ), 2009. Vitenskapelig artikkel
Stochastic Modeling of Objects Extracted From High-Quality Seismic Data , 2009. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Integrating Stochastic Rock Physics in Seismic Pre-drill Prospect Risk and Reservoir Quality Assessment , 2009. Vitenskapelig foredrag
Bayesianske nettverk og oljeleiting 2009. Vitenskapelig foredrag
CRAVA course for Statoil 2009. Faglig foredrag
Choice of linear algebra libraries for NRLib , 2009. Rapport
Local Update of Object-Based Geomodels , 2008. Poster
Bayesian lithology and fluid prediction from seismic prestack data Geophysics, vol. 73, pp. C13 C21 , (ISSN 0016-8033 1942-2156 ), doi: https://doi.org/10.1190/1.2842150 , 2008. Vitenskapelig artikkel
Palisade - quantifying risk Digital Energy journal, 2008. Leserinnlegg
Multidimensional Scaling and Anisotropic Covariance Functions pp. 187 196 , 2008. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
TuMod – Process Based Stochastic Modelling of Deep Marine Deposits 2008. Vitenskapelig foredrag
Stochastic modelling of deep marine deposits by mimicking sedimentary processes 2008. Vitenskapelig foredrag
From Geological Knowledge to Good Decisions using @Risk models 2008. Vitenskapelig foredrag
Estimation of facies probabilities on the Snorre field using AVA inversion , 2008. Vitenskapelig foredrag
Fast Bayesian Seismic Prestack Inversion with Consistent Coupling to Rock Physics 2008. Vitenskapelig foredrag
New sedseis. Technical documentation 2008. Rapport
Modification of the Snesim Algorithm 2008. Rapport
Well conditioning in object models Mathematical Geology, vol. 39, (ISSN 0882-8121 1573-8868 ), doi: https://doi.org/10.1007/s11004-007-9102-z , 2007. Vitenskapelig artikkel
Process based modelling of deep marine reservoir systems 2007. Vitenskapelig foredrag
Feasibility of lithology and fluid prediction from seismic data 2007. Vitenskapelig foredrag
Geostatistical AVO Inversion on a Deep-water Oil Field , 2007. Vitenskapelig foredrag
Process Based Stochastic Modeling of Deep Marine Reservoirs , 2007. Vitenskapelig foredrag
Fast Bayesian prediction of lithology and fluid classes and rock properties from seismic data 2007. Vitenskapelig foredrag
Modification of the SNESIM algorithm , 2007. Vitenskapelig foredrag
Depth-to-time conversion errors in Bayesian seismic wavelet estimation , 2007. Vitenskapelig foredrag
Stochastic modelling of deep - marine deposits , 2007. Vitenskapelig foredrag
A process based attempt to re-create the Peïra Cava sub-basin, SE France , 2007. Vitenskapelig foredrag
Geostatistics course 2007. Faglig foredrag
Simulating 2D Gaussian fields for top and thickness of channels , 2007. Rapport
Local update of object models in RMS , 2007. Rapport
Conditioning on distance from well to object edge , 2007. Rapport
Generating facies probability cubes using filtered wells 2007. Rapport
Object models with vector steering Mathematical Geology, vol. 38, pp. 17 32 , (ISSN 0882-8121 1573-8868 ), doi: https://doi.org/10.1007/s11004-005-9001-0 , 2006. Vitenskapelig artikkel
SAND-gruppa på NR Tilfeldig gang, (ISSN 0803-8953 0806-7406 ), 2006. Leserinnlegg
Use of Simple Stochastic Models for North Sea Field-Development Decisions Journal of Petroleum Technology, vol. 58, pp. 56 57 , (ISSN 0149-2136 1944-978X ), 2006. Leserinnlegg
From Geological Models to Good Decisions Using Simple Stochastic Models, a North Sea Case Study 2006. Vitenskapelig foredrag
Geostatistical AVO inversion on Smørbukk Sør 2006. Vitenskapelig foredrag
Stochastic modelling of objects seen on seismic , 2006. Vitenskapelig foredrag
Sedseis with uncertainty 2006. Rapport
Multiprior facies inversion 2006. Rapport
Geostatistical Inversion Using the CRAVA Program 2006. Rapport
CRAVA inversion and its application into geomodelling: Experiences and recommendations from a case study on the Smørbukk field Statoil Report, pp. 100 100 , 2005. Fagartikkel
Stochastic modelling of objects seen on seismic 2005. Vitenskapelig foredrag
Geological modelling with marked point processes 2005. Vitenskapelig foredrag
From geological knowledge to good decisions using simple stochastic models, a north sea case study 2005. Vitenskapelig foredrag
Bayesian AVO Inversion and Application to a Case Study , 2005. Vitenskapelig foredrag
Inversion based volume asessment 2005. Rapport
A short note on Sedseis 2005. Rapport
Rock physics simulations and seismic amplitudes 2005. Rapport
Program documentation for CRAVA 2004. Rapport
Analysis of 4D seismic data on Njord 2004. Rapport
Analysis of seismic data on Oseberg Alfa Nord 2004. Rapport
Correlation Study for inverted seismic on Oseberg Øst 2004. Rapport
Modelling turbidite reservoirs using object models 2003. Poster
A note on arbitrage-free pricing of forward contracts in energy markets Applied Mathematical Finance, vol. 10, pp. 325 336 , (ISSN 1350-486X 1466-4313 ), doi: https://doi.org/10.1080/1350486032000160777 , 2003. Vitenskapelig artikkel
SPE 84053 Modeling Facies Bodies and Petrophysical Trends in Turbidite Reservoirs 2003. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Modelling turbidite reservoirs using vector steering of facies bodies and 3D intrabody petrophysical trends 2003. Vitenskapelig foredrag
Combining elastic inversion data into a facies probability cube 2003. Vitenskapelig foredrag
Thinning of well data in the RMS module Facies Belts 2003. Rapport
Object models with vector steering , 2003. Rapport
Parameter estimation in the RMS module Facies Belts 2003. Rapport
Choosing objective function for conditioning on production data Ukjent, 2002. Vitenskapelig artikkel
Choosing objective function for conditioning on production data 2002. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Combining elastic impedances into probabilities for sand in the Western Fault Block of the Snorre reservoir 2002. Rapport
Optimizing geological input to Eclipse: Ranking 3D model realizations using well pressures in Lunde fm., Snorre field 2002. Rapport
Validation of facies object models 2001. Vitenskapelig foredrag
Conditioning in a marked point process used for modelling geology 2001. Vitenskapelig foredrag
Estimation of gross rock volume of filled geological structures with uncertainty measures SPE Reservoir Evaluation and Engineering, vol. 3, pp. 304 309 , (ISSN 1094-6470 1930-0212 ), doi: https://doi.org/10.2118/65419-PA , 2000. Vitenskapelig artikkel
Conditioning fluvial models on steady-state well rates 2000. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
History matching in object models 2000. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
History matching using geostatistics 2000. Vitenskapelig foredrag
Conditioning reservoir models 2000. Vitenskapelig foredrag
Conditioning on data in stochastic reservoir models 2000. Vitenskapelig foredrag
Risk analysis of energy product portfolios 2000. Rapport
Well conditioning in a fluvial reservoir model Mathematical Geology, vol. 31 No 7, pp. 857 872 , (ISSN 0882-8121 1573-8868 ), 1999. Vitenskapelig artikkel
History matching in object models , 1999. Rapport
Local updating of fluvial realisations , 1999. Rapport
Modeling of fluvial reservoirs with object models Mathematical Geology, vol. 30, pp. 473 496 , (ISSN 0882-8121 1573-8868 ), 1998. Vitenskapelig artikkel
Conditioning a fluvial model on convolved seismic amplitudes , 1998. Vitenskapelig foredrag
Conditioning object models to general well data 1998. Vitenskapelig foredrag
Uncertain Cap Rock Geometry, Spill Point, and Gross Rock Volume, SPE 49286 1998. Vitenskapelig foredrag
Obtaining convergence by setting good parameters in the object models Fluvial and GMPP 1998. Rapport
Conditioning a fluvial model on seismic data 1997. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Well conditioning in a fluvial reservoir model , 1997. Vitenskapelig foredrag
Reducing N/G uncertainty for infill drilling on Forties by using 3D seismic conditioning 1997. Vitenskapelig foredrag
Multiwell conditioning of object models for fluvial reservoir 1997. Vitenskapelig foredrag
HCPV studium for PL199b 1997. Rapport
FLUVIAL - Improved seismic conditioning , 1996. Rapport
Conditioning stochastic reservoir models on seismic amplitude traces - Stochastic inversion and simulation 1996. Rapport
Estimation of reserves with unknown spillpoint , 1996. Rapport