Ragnar Hauge

Agustin Arguello Scotti; Christian Haug Eide; Ingrid Aarnes; Jacob Skauvold; Ragnar Hauge; et al. Facies modelling of shoreface subsurface reservoirs with the GEOPARD workflow and comparison to industry standard methods 2025. Scientific lecture

Daesoo Lee; Oscar Ovanger; Jo Eidsvik; Erlend Aune; Jacob Skauvold; et al. 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. Scientific article

Heidi Kjønsberg; Daniel Martin L Barker; Torstein Mæland Fjeldstad; Bjørn Fjellvoll; Ragnar Hauge; et al. GIG annual meeting 2025 - Summary of 2024 and planned work for 2025 2025. Report

Oscar Ovanger; Daesoo Lee; Jo Eidsvik; Ragnar Hauge; Jacob Skauvold; et al. A Statistical Study of Latent Diffusion Models for Geological Facies Modeling Mathematical Geosciences, pp. 0 , (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-025-10178-5 , 2025. Scientific article

Eyvind Aker; Daniel Martin L Barker; Torstein Mæland Fjeldstad; Bjørn Fjellvoll; Ragnar Hauge; et al. GIG annual meeting 2024 - summary of 2023 and planned work for 2024 2024. Report

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. Scientific article

Oscar Ovanger; Jo Eidsvik; Jacob Skauvold; Ragnar Hauge; Ingrid Aarnes; 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. Scientific article

Heidi Kjønsberg; Charlotte Juliette Semin-Sanchis; Ragnar Hauge; 4D MAP estimate of elastic parameters and reservoir properties 2024. Report

Ingrid Aarnes; Ragnar Hauge; Øivind Due Trier; Ola Haug; Ariel Almendral Vazquez; Hierarkisk modell for naturtyper til bruk i naturregnskap NR-notat, 2024. 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. Scientific article

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. Scientific article

Charlotte Juliette Semin-Sanchis; Ragnar Hauge; Carl-Inge Colombo Nilsen; PCube+: 4D inversion of base lithology-fluid classes and vintages properties 2024. Report

Oscar Ovanger; Jo Eidsvik; Daesoo Lee; Ragnar Hauge; Jacob Skauvold; et al. A statistical study of latent diffusion models for geological modeling 2024. Scientific lecture

Ingrid Aarnes; Jacob Skauvold; Ragnar Hauge; Ariel Almendral Vazquez; Marie Lilleborge; et al. GEOPARD 1.0 user manual NR-notat, 2024. Abstract

Agustin Arguello Scotti; Christian Haug Eide; Ingrid Aarnes; Ragnar Hauge; Jacob Skauvold; et al. 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. Scientific article

Bjørn Fjellvoll; Ragnar Hauge; Heidi Kjønsberg; Charlotte Juliette Semin-Sanchis; Testing the multimodal outside window approximation on two datasets using PCube+ 2024. Report

Ragnar Hauge; Charlotte Juliette Semin-Sanchis; Heidi Kjønsberg; Joint 4D inversion of fluid saturation and lithology 2024. Scientific lecture

Torstein Mæland Fjeldstad; Eilif Solberg; Ragnar Hauge; Simultaneous time shift and LFC inversion in PCube+ 2024. Report

Ingrid Aarnes; Jacob Skauvold; Ragnar Hauge; Ariel Almendral Vazquez; Marie Lilleborge; et al. GEOPARD 1.0 user manual 2024. Report

Daniel Martin L Barker; Torstein Mæland Fjeldstad; Bjørn Fjellvoll; Ragnar Hauge; Heidi Kjønsberg; et al. PCube User Manual Version 10.5 2024. Report

Ingrid Aarnes; Ragnar Hauge; Øivind Due Trier; Ola Haug; Ariel Almendral Vazquez; Hierarkisk modell for naturtyper til bruk i naturregnskap 2024. Report

Charlotte Juliette Semin-Sanchis; Carl-Inge Colombo Nilsen; Ragnar Hauge; Noise model setup QC in PCube+ 2023. Report

Oscar Ovanger; Daesoo Lee; Jo Eidsvik; Jacob Skauvold; Ragnar Hauge; Conditional Facies Sampling using Denoising Diffusion Probabilistic Models 2023. Scientific lecture

Ingrid Aarnes; Agustin Arguello Scotti; Jacob Skauvold; Ragnar Hauge; Christian Haug Eide; Modelling shoreface geometries with a new facies-algorithm informed by geological rules and analogue data 2023. Scientific lecture

Fredrik Andreas Dahl; Ragnar Hauge; Bjarte M. Østvold; Sjakkjuks 2023. Report

Agustin Arguello Scotti; Ingrid Aarnes; Christian Haug Eide; Jacob Skauvold; Ragnar Hauge; Modeling Shoreface Geometries of the Kenilworth Member, Blackhawk Formation, with the Geopard Algorithm 2023. Scientific lecture

Agustin Arguello Scotti; Ingrid Aarnes; Jacob Skauvold; Ragnar Hauge; Christian Haug Eide; et al. Next generation reservoir modelling algortithms - Shallow marine environments 2023. Scientific lecture

Agustin Arguello Scotti; Christian Haug Eide; Ingrid Aarnes; Jacob Skauvold; Ragnar Hauge; et al. From Concept to Reservoir Modelling: The Record of Tide-dominated, Progradational Shoreline Systems 2023. Poster

Ragnar Hauge; Torstein Mæland Fjeldstad; Simultaneous inversion for LFCs, time shift and elastic parameters 2023. Report

Eyvind Aker; Heidi Kjønsberg; Ragnar Hauge; A transparent time shift noise model 2023. Report

Eyvind Aker; Daniel Martin L Barker; Torstein Mæland Fjeldstad; Bjørn Fjellvoll; Ragnar Hauge; et al. PCube User Manual version 10.0 2023. Report

Eyvind Aker; Daniel Martin L Barker; Torstein Mæland Fjeldstad; Bjørn Fjellvoll; Ragnar Hauge; et al. PCube reference manual 2023. Report

Daesoo Lee; Oscar Ovanger; Jo Eidsvik; Erlend Aune; Jacob Skauvold; et al. Latent Diffusion Model for Conditional Reservoir Facies Generation arXiv, 2023. Scientific article

Charlotte Juliette Semin-Sanchis; Ragnar Hauge; PCube+ likelihood approximation outside the window: Generalization of Reduced Gaussian mixture 2023. Report

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. Scientific article

Oscar Ovanger; Jo Eidsvik; Jacob Skauvold; Ragnar Hauge; Ingrid Aarnes; A rule-based reservoir stacking model with effective well conditioning 2022. Lecture

Ingrid Aarnes; Ragnar Hauge; Modelling fluvial environments 2022. Lecture

Ingrid Aarnes; Ragnar Hauge; Agustin Arguello Scotti; Jacob Skauvold; The Geopard project 2022. Scientific lecture

Agustin Arguello Scotti; Christian Haug Eide; Ingrid Aarnes; Jacob Skauvold; Ragnar Hauge; Defining the basic rules that describe long-term shoreface dynamics: A process-mimicking approach for reservoir modelling 2022. Scientific lecture

Heidi Kjønsberg; Torstein Mæland Fjeldstad; Ragnar Hauge; Estimate Reservoir Properties 2022. Report

Torstein Mæland Fjeldstad; Marie Lilleborge; Carl-Inge Colombo Nilsen; Charlotte Juliette Sanchis; Ragnar Hauge; Seismic Tiles with application to 4D 2022. Report

Charlotte Juliette Sanchis; Ragnar Hauge; PCube+ likelihood approximation outside the window: Reduced Gaussian mixture 2022. Report

Audun Sektnan; Ariel Almendral Vazquez; Ragnar Hauge; Ingrid Aarnes; Jacob Skauvold; et al. A Tree Representation of Plurigaussian Truncation Rules pp. 17 , doi: https://doi.org/10.3997/2214-4609.202244066 , 2022. Scientific chapter / article / conference article

Agustin Arguello Scotti; Ingrid Aarnes; Christian Haug Eide; Jacob Skauvold; Ragnar Hauge; Testing a rule-based approach for reservoir modelling of shoreface successions: the GEOPARD algorithm 2022. Scientific lecture

Eyvind Aker; Daniel Martin L Barker; Torstein Mæland Fjeldstad; Ragnar Hauge; Heidi Kjønsberg; et al. GIG annual meeting 2022 - Summary of 2021 and planned work for 2022 2022. Report

Line Eikvil; Anders U. Waldeland; Daniel Martin L Barker; Marit Holden; Ragnar Hauge; et al. Deep learning in seismic interpretation, Development and experiments 2021-2022 2022. Report

Heidi Kjønsberg; Ragnar Hauge; Abel Onana Ndingwan; Time-lapse Bayesian AVO inversion applied to the Edvard Grieg field in the North Sea SEG technical program expanded abstracts, (ISSN 1949-4645 1949-4645 ), doi: https://doi.org/10.1190/image2022-3745774.1 , 2022. Scientific article

Per Røe; Eyvind Aker; Daniel Martin L Barker; Torstein Mæland Fjeldstad; Ragnar Hauge; et al. GIG annual meeting 2021 - Summary of 2020 and planned work for 2021 2021. Report

Marie Lilleborge; Bjørn Fjellvoll; Ragnar Hauge; Petter Abrahamsen; Assessing Multiple-Point Statistics by use of pattern counts to compare images 2021. Report

Eyvind Aker; Daniel Martin L Barker; Torstein Mæland Fjeldstad; Ragnar Hauge; Heidi Kjønsberg; et al. PCube User Manual Version 9.0 2021. Report

Torstein Mæland Fjeldstad; Per Åge Avseth; Henning Omre; Per Røe; Ragnar Hauge; Spatial Bayesian lithology/fluid class inversion 2021. Scientific lecture

Heidi Kjønsberg; Ragnar Hauge; Torstein Mæland Fjeldstad; Carl-Inge Colombo Nilsen; Edvard Grieg 4D inversion results 2021. Report

Carl-Inge Colombo Nilsen; Ragnar Hauge; Heidi Kjønsberg; Improved Monitor Continuity in PCube+ 4D 2021. Report

Charlotte Juliette Sanchis; Ragnar Hauge; Focused inversion likelihood analysis 2021. Report

Charlotte Juliette Sanchis; Ragnar Hauge; PCube+: Likelihood approximation outside the window and range spanning 2021. Report

Charlotte Juliette Sanchis; Ragnar Hauge; Unknown predictions in PCube+ 2021. Report

Ragnar Hauge; Charlotte Juliette Sanchis; Eliane Huygens Olsen; PCube+ window likelihood approximation 2021. Report

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. Scientific article

Per Røe; Eyvind Aker; Daniel Martin L Barker; Ragnar Hauge; Heidi Kjønsberg; et al. PCube+ User Manual Version 8.0 2020. Report

Per Røe; Ragnar Hauge; Eyvind Aker; Daniel Martin L Barker; Carl-Inge Colombo Nilsen; et al. GIG annual meeting 2020 Summary of 2019 and planned work for 2020 2020. Report

Charlotte Juliette Sanchis; Ragnar Hauge; PCube+: Likelihood sensitivity analysis and the prediction of unknown distribution 2020. Report

Charlotte Juliette Sanchis; Ragnar Hauge; Scaling of unknown distribution in PCube+ and Focused inversion 2020. Report

Heidi Kjønsberg; Sissel Grude Haug; Ragnar Hauge; Carl-Inge Colombo Nilsen; Time lapse AVO inversion for the Heidrun field in the Norwegian Sea 2020. Scientific lecture

Heidi Kjønsberg; Carl-Inge Colombo Nilsen; Ragnar Hauge; 4D synthetic tests 2020. Report

Torstein Mæland Fjeldstad; Per Røe; Ragnar Hauge; Lithology/fluid class prediction based on a lateral model 2020. Report

Marie Lilleborge; Ragnar Hauge; Modelling Well Cost - A simple model of well cost based on Rushmore data 2020. Report

Vegard Berg Kvernelv; Ragnar Hauge; Jacob Skauvold; Geomodel Parameter Estimation from Process Model Analogues 2020. Report

Line Eikvil; Anders U. Waldeland; Daniel Martin L Barker; Marit Holden; Ragnar Hauge; et al. Deep learning in seismic interpretations - Development and experiments 2020 2020. Report

Jacob Skauvold; Ragnar Hauge; Consequences of changes in grid resolution for process model based variogram estimation 2020. Report

Per Røe; Odd Kolbjørnsen; Ragnar Hauge; Comparison of one- and two-step seismic inversion for Lithology and Fluid prediction 2019. Lecture

Bjørn Fjellvoll; Ragnar Hauge; Ariel Almendral Vazquez; Petter Abrahamsen; Jacob Skauvold; Applied Geostatistics and Geomodelling 2019 2019. Lecture

Eyvind Aker; Per Røe; Ragnar Hauge; Petter Abrahamsen; PCube+ principles 2019. Lecture

Eyvind Aker; Per Røe; Ragnar Hauge; Petter Abrahamsen; PCube+ principles 2019. Lecture

Charlotte Juliette Sanchis; Ragnar Hauge; Heidi Kjønsberg; Expecting the unexpected: The influence of elastic parameter variance on Bayesian facies inversion. 2019. Poster

Ingrid Aarnes; Helena van der Vegt; Ragnar Hauge; Bjørn Fjellvoll; Kjetil Nordahl; 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. Scientific article

Per Røe; Ragnar Hauge; Eyvind Aker; Daniel Martin L Barker; Carl-Inge Colombo Nilsen; et al. GIG annual meeting 2019 - Summary of 2018 and planned work for 2019 2019. Report

Line Eikvil; Marit Holden; Ragnar Hauge; Vegard Berg Kvernelv; Estimation of rock cuttings size from images 2019. Report

Charlotte Juliette Sanchis; Per Røe; Ragnar Hauge; PCube+ and focused inversion testing 2019. Report

Line Eikvil; Anders U. Waldeland; Marit Holden; Arnt Børre Salberg; Ragnar Hauge; et al. Deep learning in seismic interpretation 2019. Report

Marie Lilleborge; Solveig Hofvind; Sofie Sebuødegård; Ragnar Hauge; 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. Scientific article

Markus Lund Vevle; Ingrid Aarnes; Karina Ledsaak; Ragnar Hauge; Arne Skorstad; Facies modelling of a real-life fluvial system using a modern object-based algorithm 2018. Scientific lecture

Håvard Goodwin; Ingrid Aarnes; Ragnar Hauge; Deep marine modelling with RMS on Karoo 2018. Report

Per Røe; Eyvind Aker; Ivar Rummelhoff; Ragnar Hauge; Heidi Kjønsberg; et al. This is a user manual for PCube. PCube is a seismic inversion software that computes lithology and fluid probabilities from seismic AVO data. 2018. Report

Charlotte Juliette Sanchis; Ragnar Hauge; PCube+: Focused inversion testing 2018. Report

Charlotte Juliette Sanchis; Ragnar Hauge; Per Røe; Direct inversion for horizon location 2018. Report

Ragnar Hauge; Charlotte Juliette Sanchis; Eyvind Aker; Testing of PCube+ 2018. Report

Ragnar Hauge; Maria Vigsnes; Bjørn Fjellvoll; Markus Lund Vevle; Arne Skorstad; 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. Scientific article

Eyvind Aker; Per Røe; Øyvind Kjøsnes; Ragnar Hauge; Pål Dahle; et al. Probabilistic prediction of lithology-fluid-classes from seismic - A North Sea case study 2017. Scientific lecture

Ingrid Aarnes; Ragnar Hauge; Applying Truncated Gaussian Fields to describe geology 2017. Scientific lecture

Hanna Marta Zdanowicz; Maria Vigsnes; Bjørn Fjellvoll; Ragnar Hauge; Prototype Turbidite Modelling 2017. Report

Per Røe; Ragnar Hauge; Eyvind Aker; Petter Abrahamsen; Vera Louise Hauge; et al. GIG annual meeting 2018 Summary of 2017 planned work for 2018 2017. Report

Charlotte Juliette Sanchis; Ragnar Hauge; Direct inversion for horizon location 2017. Report

Ingrid Aarnes; Bjørn Fjellvoll; Ragnar Hauge; Utilizing process-based models in facies modelling workflows 2017. Report

Bjørn Fjellvoll; Petter Abrahamsen; Ragnar Hauge; Ariel Almendral Vazquez; Geostatistics course 2016. Lecture

Erling Hugo Jensen; Ragnar Hauge; Marit Ulvmoen; Tor Arne Johansen; Åsmund Drottning; 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. Scientific article

Odd Kolbjørnsen; Arild Buland; Ragnar Hauge; Per Røe; Martin Jullum; et al. 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. Scientific article

Øyvind M. Skjæveland; Richard William Metcalfe; Odd Kolbjørnsen; Per Røe; Ragnar Hauge; Pcube+ - high-resolution horizon update by prestack inversion, a Statfjord case history 2016. Scientific lecture

Ragnar Hauge; Maria Vigsnes; Bjørn Fjellvoll; Markus Lund Vevle; Arne Skorstad; Object-based modelling with dense well data 2016. Scientific lecture

Håvard Goodwin Olsen; Ragnar Hauge; Panther Tongue Modelling with RMS – Part II 2016. Report

Eyvind Aker; Pål Dahle; Ragnar Hauge; Per Røe; PCube inversion study in the greater Alvheim area 2016. Report

Pål Dahle; Ragnar Hauge; Hess Inversion 2016 2016. Report

Ragnar Hauge; Maria Vigsnes; Monte Carlo study of well decommissioning strategies 2016. Report

Ragnar Hauge; Maria Vigsnes; Updated study of well decommissioning strategies 2016. Report

Vera Louise Hauge; Per Røe; Eyvind Aker; Charlotte Juliette Sanchis; Ragnar Hauge; PCube User Manual Version PCube+ 6.0 2016. Report

Eyvind Aker; Ragnar Hauge; Quality control of runs in PCube and PCube+ 2016. Report

Ingrid Aarnes; Ragnar Hauge; Truncated Gaussian Simulation - Comparison of methodologies 2016. Report

Håvard Goodwin Olsen; Ingrid Aarnes; Ragnar Hauge; Panther Tongue Modelling with RMS – Part III 2016. Report

Bjørn Fjellvoll; Ragnar Hauge; Petter Abrahamsen; Ariel Almendral-Vazquez; Four days course in Geostatistics and Advanced Geomodelling 2015. Lecture

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. Scientific article

Marie Lilleborge; Ragnar Hauge; Jo Eidsvik; 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. Scientific article

Marie Lilleborge; Jo Eidsvik; Ragnar Hauge; Efficient Optimization of Exploration Drilling Campaigns with Convergent Information Bounds 2015. Scientific lecture

Håvard Goodwin Olsen; Ragnar Hauge; Panther Tongue Modelling with RMS 2015. Report

Håvard Goodwin Olsen; Per Røe; Ragnar Hauge; Stochastic inversion for fracture density 2015. Report

Hanna Marta Zdanowicz; Ragnar Hauge; Turbidite prototype interface 2015. Report

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. Scientific article

Per Røe; Ragnar Hauge; A Volume-conserving Representation of Cell Faces in Corner Point Grids pp. 10 , doi: https://doi.org/10.3997/2214-4609.20141859 , 2014. Scientific chapter / article / conference article

Per Røe; Ragnar Hauge; A Volume-conserving Representation of Cell Faces in Corner Point Grids 2014. Scientific lecture

Marie Lilleborge; Jo Eidsvik; Ragnar Hauge; Efficient Information gathering in Bayesian Network models for Petroleum Prospecting 2014. Scientific lecture

Marie Lilleborge; Jo Eidsvik; Ragnar Hauge; Information gathering in Bayesian Networks with a taste of almonds and petroleum 2014. Scientific lecture

Marie Lilleborge; Ragnar Hauge; Jo Eidsvik; Information Gathering in Bayesian Networks with an Application to Petroleum Prospecting 2014. Scientific lecture

Odd Kolbjørnsen; Marit Ulvmoen; Vera Louise Hauge; Ragnar Hauge; Bjørn Fjellvoll; et al. Monitoring Geological CO2 storage , 2013. Poster

Gabriele Martinelli; Jo Eidsvik; Ragnar Hauge; Dynamic decision making for graphical models applied to oil exploration European Journal of Operational Research, vol. 230, pp. 688 702 15 , (ISSN 0377-2217 1872-6860 ), doi: https://doi.org/10.1016/j.ejor.2013.04.057 , 2013. Scientific article

Ragnar Hauge; Marita Stien; Maren Drange-Espeland; Jo Eidsvik; Gabriele Martinelli; Modeling Dependencies Between Oil Exploration Prospects with Bayesian Networks 2013. Scientific lecture

Marie Lilleborge; Ragnar Hauge; Jo Eidsvik; Measures of Information for Bayesian Networks 2013. Scientific lecture

Erling Hugo Jensen; Marit Ulvmoen; Ragnar Hauge; XML structure for rock physics models 2013. Report

Pål Dahle; Erik Nesvold; Bjørn Fjellvoll; Frode Georgsen; Ragnar Hauge; et al. CRAVA User Manual version 2.0 vol. 2013, 2013. Report

Ragnar Hauge; Anne Randi Syversveen; Frode Georgsen; New Object Model Technical Documentation 2013. Report

Ragnar Hauge; Anne Randi Syversveen; Frode Georgsen; Marita Stien; New Object Model User Manual version 1.0 2013. Report

Erik Nesvold; Ragnar Hauge; Turbidite modeling with RMS 2013. Report

Odd Kolbjørnsen; Ragnar Hauge; Maren Drange-Espeland; Arild Buland; 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. Scientific article

Geostatistics Oslo 2012 (ISSN 978-94-007-4152-2 ), , 2012. Scientific anthology / conference series

Gabriele Martinelli; Jo Eidsvik; Ketil Hokstad; Ragnar Hauge; Strategies for petroleum exploration based on Bayesian Networks: a case study pp. 14 , doi: https://doi.org/10.2118/159722-ms , 2012. Scientific chapter / article / conference article

Per Røe; Vera Louise Hauge; Ragnar Hauge; PCube 2012 Arbeidsbeskrivelse 2012. Report

Pål Dahle; Bjørn Fjellvoll; Frode Georgsen; Ragnar Hauge; Odd Kolbjørnsen; et al. CRAVA User Manual version 1.1 , 2012. Report

Pål Dahle; Bjørn Fjellvoll; Frode Georgsen; Ragnar Hauge; Odd Kolbjørnsen; et al. CRAVA User Manual version 1.2 , 2012. Report

Anne Randi Syversveen; Ragnar Hauge; Jan-Inge Tollefsrud; Ulf Lægreid; Alister MacDonald; A Stochastic Object Model Conditioned to High-Quality Seismic Data Mathematical Geosciences, vol. 43, pp. 763 781 19 , (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-011-9355-4 , 2011. Scientific article

Gabriele Martinelli; Jo Eidsvik; Ragnar Hauge; Maren Drange Førland; Bayesian networks for prospect analysis in the North Sea American Association of Petroleum Geologists Bulletin, vol. 95, pp. 1423 1442 20 , (ISSN 0149-1423 1558-9153 ), doi: https://doi.org/10.1306/01031110110 , 2011. Scientific article

Marita Stien; Maren Drange-Espeland; Ragnar Hauge; On using Bayesian networks for modeling dependencies between prospects in oil exploration 2011. Scientific lecture

Gabriele Martinelli; Jo Eidsvik; Ragnar Hauge; The value of sequential prospect selection 2011. Scientific lecture

Petter Abrahamsen; Bjørn Fjellvoll; Ragnar Hauge; Odd Kolbjørnsen; Geostatistics course 2011. Lecture popular

Maria Vigsnes; Ragnar Hauge; Truncated Gaussian simulations. An investigation of sequential and plurigaussian approaches, and further extensions 2011. Report

Per Røe; Vera Louise Hauge; Ragnar Hauge; Maren Drange-Espeland; Odd Kolbjørnsen; PCube 2011 Arbeidsbeskrivelse 2011. Report

Ragnar Hauge; Next generation object model 2011. Report

Odd Kolbjørnsen; Ragnar Hauge; Arild Buland; Including facies geometry in lithology and fluid prediction 2011. Report

Pål Dahle; Bjørn Fjellvoll; Frode Georgsen; Ragnar Hauge; Odd Kolbjørnsen; et al. CRAVA User Manual version 1.1 2011. Report

Per Røe; Ragnar Hauge; Maren Drange-Espeland; Odd Kolbjørnsen; Øyvind Skjæveland; PCube 2010 arbeidsbeskrivelse 2011. Report

Heidi Kjønsberg; Ragnar Hauge; Odd Kolbjørnsen; Arild Buland; Bayesian Monte Carlo method for seismic predrill prospect assessment Geophysics, vol. 75, pp. O9 O19 11 , (ISSN 0016-8033 1942-2156 ), doi: https://doi.org/10.1190/1.3339678 , 2010. Scientific article

Odd Kolbjørnsen; Ragnar Hauge; Sebastian Ng; Deriving Deterministic Facies Probabilities from Stochastic Inversion 2010. Scientific lecture

Ragnar Hauge; Anne Randi Syversveen; Frode Georgsen; Jan Inge Tollefsrud; Local update of object models 2010. Scientific lecture

Phillippe Nivlet; Sebastian Ng; Mari -Anne Hetle; Ragnar Hauge; Pål Dahle; et al. Integration of seismic data and uncertainties in the facies model; application to the Snorre field 2010. Scientific lecture

Knut Utne Hollund; Ragnar Hauge; Helge Rosenlund; Svein Akcora; Hitting Bull’s-eye with Time and Cost Estimates by Combining Statistics and Engineering, a Statoil Case Study 2010. Scientific lecture

Ragnar Hauge; Odd Kolbjørnsen; CRAVA course for NORSAR 2010. Lecture popular

Bjørn Fjellvoll; Ragnar Hauge; Geostatistics course 2010. Lecture popular

Per Røe; Ragnar Hauge; The C++ coding standard for SAND - Second Edition , 2010. Report

Pål Dahle; Bjørn Fjellvoll; Ragnar Hauge; Odd Kolbjørnsen; Anne Randi Syversveen; et al. CRAVA USer Manual version 0.9.6 2010. Report

Odd Kolbjørnsen; Anne Randi Syversveen; Ragnar Hauge; From Volume to Value - a tool for decision support. Documentation and user manual - revised edition 2010. Report

Marita Stien; Frode Georgsen; Ragnar Hauge; Odd Kolbjørnsen; Computation of horizon gradients from seismic , 2010. Report

Pål Dahle; Ragnar Hauge; Marit Ulvmoen; CRAVA Exercises 2010. Report

Lars Holden; Ragnar Hauge; Marit Holden; ADAPTIVE INDEPENDENT METROPOLIS-HASTINGS The Annals of Applied Probability, vol. 19, pp. 395 413 19 , (ISSN 1050-5164 2168-8737 ), doi: https://doi.org/10.1214/08-AAP545 , 2009. Scientific article

Frode Georgsen; Anne Randi Syversveen; Ragnar Hauge; Jan Inge Tollefsrud; Morten Fismen; Local Update of Object-Based Geomodels SPE Reservoir Evaluation and Engineering, vol. Volume 12, Number 3, June 2009, pp. 446 454 9 , (ISSN 1094-6470 1930-0212 ), 2009. Scientific article

Anne Randi Syversveen; Ragnar Hauge; Jan Inge Tollefsrud; Ulf Lægreid; Alister MacDonald; Stochastic Modeling of Objects Extracted From High-Quality Seismic Data pp. 12 , , 2009. Scientific chapter / article / conference article

Heidi Kjønsberg; Ragnar Hauge; Odd Kolbjørnsen; Arild Buland; Integrating Stochastic Rock Physics in Seismic Pre-drill Prospect Risk and Reservoir Quality Assessment , 2009. Scientific lecture

Maren Drange Førland; Ragnar Hauge; Marita Stien; Bayesianske nettverk og oljeleiting 2009. Scientific lecture

Ragnar Hauge; Pål Dahle; Marit Ulvmoen; CRAVA course for Statoil 2009. Lecture popular

Per Røe; Ragnar Hauge; Ariel Almendral-Vazquez; Choice of linear algebra libraries for NRLib , 2009. Report

Ragnar Hauge; Debating decriminalization of drug use in Norway Nordic Studies on Alcohol and Drugs (NAD), pp. 427 431 , , 2009. Article feature

Frode Georgsen; Anne Randi Syversveen; Ragnar Hauge; Jan Inge Tollefsrud; Morten Fismen; Local Update of Object-Based Geomodels , 2008. Poster

Arild Buland; Odd Kolbjørnsen; Ragnar Hauge; Øyvind Skjæveland; Kenneth Duffaut; Bayesian lithology and fluid prediction from seismic prestack data Geophysics, vol. 73, pp. C13 C21 9 , (ISSN 0016-8033 1942-2156 ), doi: https://doi.org/10.1190/1.2842150 , 2008. Scientific article

Knut Utne Hollund; Odd Kolbjørnsen; Ragnar Hauge; Tove Lie; Arild Jørstad; Palisade - quantifying risk Digital Energy journal, 2008. Reader opinion

Ariel Almendral-Vazquez; Petter Abrahamsen; Ragnar Hauge; Multidimensional Scaling and Anisotropic Covariance Functions pp. 187 196 , 2008. Scientific chapter / article / conference article

Petter Abrahamsen; Bjørn Fjellvoll; Ragnar Hauge; John Howell; Tor Even Aas; TuMod – Process Based Stochastic Modelling of Deep Marine Deposits 2008. Scientific lecture

Bjørn Fjellvoll; Petter Abrahamsen; Ragnar Hauge; John Howell; Tor Even Aas; Stochastic modelling of deep marine deposits by mimicking sedimentary processes 2008. Scientific lecture

Knut Utne Hollund; Odd Kolbjørnsen; Ragnar Hauge; Tove Lie; Arild Jørstad; From Geological Knowledge to Good Decisions using @Risk models 2008. Scientific lecture

Sebastian Ng; Pål Dahle; Ragnar Hauge; Odd Kolbjørnsen; Estimation of facies probabilities on the Snorre field using AVA inversion , 2008. Scientific lecture

Arild Buland; Odd Kolbjørnsen; Ragnar Hauge; Fast Bayesian Seismic Prestack Inversion with Consistent Coupling to Rock Physics 2008. Scientific lecture

Anne Randi Syversveen; Ragnar Hauge; New sedseis. Technical documentation 2008. Report

Marita Stien; Ragnar Hauge; Odd Kolbjørnsen; Petter Abrahamsen; Modification of the Snesim Algorithm 2008. Report

Maren Drange Førland; Ragnar Hauge; Odd Kolbjørnsen; Approximate likelihood computations for conditioning facies to seismic amplitudes 2008. Report

Ragnar Hauge; Lars Holden; Anne Randi Syversveen; 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. Scientific article

Tor Even Aas; Ragnar Hauge; Bjørn Fjellvoll; Petter Abrahamsen; John Anthony Howell; et al. Process based modelling of deep marine reservoir systems 2007. Scientific lecture

Ragnar Hauge; Odd Kolbjørnsen; Arild Buland; Feasibility of lithology and fluid prediction from seismic data 2007. Scientific lecture

Pål Dahle; Ragnar Hauge; Odd Kolbjørnsen; Ernesto Della Rossa; Fabio Luoni; et al. Geostatistical AVO Inversion on a Deep-water Oil Field , 2007. Scientific lecture

Petter Abrahamsen; Bjørn Fjellvoll; Ragnar Hauge; John Anthony Howell; Tor Even Aas; Process Based Stochastic Modeling of Deep Marine Reservoirs , 2007. Scientific lecture

Arild Buland; Odd Kolbjørnsen; Ragnar Hauge; Fast Bayesian prediction of lithology and fluid classes and rock properties from seismic data 2007. Scientific lecture

Marita Stien; Odd Kolbjørnsen; Ragnar Hauge; Petter Abrahamsen; Modification of the SNESIM algorithm , 2007. Scientific lecture

Odd Kolbjørnsen; Ragnar Hauge; Arild Buland; Depth-to-time conversion errors in Bayesian seismic wavelet estimation , 2007. Scientific lecture

Petter Abrahamsen; Bjørn Fjellvoll; Ragnar Hauge; John Howell; Tor Even Aas; Stochastic modelling of deep - marine deposits , 2007. Scientific lecture

Tor Even Aas; John Howell; Bjørn Fjellvoll; Petter Abrahamsen; Ragnar Hauge; A process based attempt to re-create the Peïra Cava sub-basin, SE France , 2007. Scientific lecture

Petter Abrahamsen; Bjørn Fjellvoll; Odd Kolbjørnsen; Arne Skorstad; Ragnar Hauge; Geostatistics course 2007. Lecture popular

Frode Georgsen; Ragnar Hauge; Simulating 2D Gaussian fields for top and thickness of channels , 2007. Report

Marita Stien; Ragnar Hauge; Odd Kolbjørnsen; Robust selection of simulations from geostatistical inversion project 2007. Report

Anne Randi Syversveen; Frode Georgsen; Ragnar Hauge; Local update of object models in RMS , 2007. Report

Frode Georgsen; Anne Randi Syversveen; Ragnar Hauge; Conditioning on distance from well to object edge , 2007. Report

Per Røe; Anne Randi Syversveen; Odd Kolbjørnsen; Ragnar Hauge; Generating facies probability cubes using filtered wells 2007. Report

Ragnar Hauge; Anne Randi Syversveen; A MacDonald; 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. Scientific article

Ragnar Hauge; SAND-gruppa på NR Tilfeldig gang, (ISSN 0803-8953 0806-7406 ), 2006. Reader opinion

Knut Utne Hollund; Ragnar Hauge; Anne Randi Syversveen; Arild Jørstad; Tove Lie; et al. 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. Reader opinion

Knut Utne Hollund; Ragnar Hauge; Anne Randi Syversveen; Arild Jørstad; Tove Lie; et al. From Geological Models to Good Decisions Using Simple Stochastic Models, a North Sea Case Study 2006. Scientific lecture

Pål Dahle; Ragnar Hauge; Odd Kolbjørnsen; Nam Hoai Pham; Geostatistical AVO inversion on Smørbukk Sør 2006. Scientific lecture

Ragnar Hauge; Anne Randi Syversveen; John Inge Berg; Stochastic modelling of objects seen on seismic , 2006. Scientific lecture

Anne Randi Syversveen; Ragnar Hauge; Sedseis with uncertainty 2006. Report

Mathilde Wilhelmsen; Ragnar Hauge; Multiprior facies inversion 2006. Report

Pål Dahle; Ragnar Hauge; Odd Kolbjørnsen; Geostatistical Inversion Using the CRAVA Program 2006. Report

Nam Hoai Pham; Christophe Basire; Oddvar Lia; Pål Dahle; Ragnar Hauge; CRAVA inversion and its application into geomodelling: Experiences and recommendations from a case study on the Smørbukk field Statoil Report, pp. 100 100 , 2005. Article journal

Ragnar Hauge; Anne Randi Syversveen; John Inge Berg; Stochastic modelling of objects seen on seismic 2005. Scientific lecture

Ragnar Hauge; Arne Skorstad; Anne Randi Syversveen; Lars Holden; Geological modelling with marked point processes 2005. Scientific lecture

Knut Utne Hollund; Ragnar Hauge; Anne Randi Syversveen; Arild Jørstad; Tove Lie; et al. From geological knowledge to good decisions using simple stochastic models, a north sea case study 2005. Scientific lecture

Pål Dahle; Ragnar Hauge; Odd Kolbjørnsen; Nam Hoai Pham; Bayesian AVO Inversion and Application to a Case Study , 2005. Scientific lecture

Ragnar Hauge; Odd Kolbjørnsen; Inversion based volume asessment 2005. Report

Anne Randi Syversveen; Ragnar Hauge; A short note on Sedseis 2005. Report

Ragnar Hauge; Heidi Kjønsberg; Odd Kolbjørnsen; Validation and comparison of integral approximations used in pCube 2005. Report

Odd Kolbjørnsen; Ragnar Hauge; Rock physics simulations and seismic amplitudes 2005. Report

Ragnar Hauge; Odd Kolbjørnsen; Anne Randi Syversveen; Program documentation for CRAVA 2004. Report

Anne Randi Syversveen; Eli Zachariassen; Ragnar Hauge; Odd Kolbjørnsen; Analysis of 4D seismic data on Njord 2004. Report

Anne Randi Syversveen; Ragnar Hauge; Analysis of seismic data on Oseberg Alfa Nord 2004. Report

Odd Kolbjørnsen; Ragnar Hauge; Petter Abrahamsen; Correlation Study for inverted seismic on Oseberg Øst 2004. Report

Anne Randi Syversveen; Ragnar Hauge; Alister MacDonald; Modelling turbidite reservoirs using object models 2003. Poster

Fred Espen Benth; Lars Ekeland; Ragnar Hauge; Bjørn Fredrik Nielsen; 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. Scientific article

Ragnar Hauge; Anne Randi Syversveen; Alister MacDonald; SPE 84053 Modeling Facies Bodies and Petrophysical Trends in Turbidite Reservoirs pp. 7 , 2003. Scientific chapter / article / conference article

Anne Randi Syversveen; Ragnar Hauge; Alister MacDonald; Modelling turbidite reservoirs using vector steering of facies bodies and 3D intrabody petrophysical trends 2003. Scientific lecture

Arne Skorstad; Ragnar Hauge; Combining elastic inversion data into a facies probability cube 2003. Scientific lecture

Ragnar Hauge; Anne Randi Syversveen; Thinning of well data in the RMS module Facies Belts 2003. Report

Ragnar Hauge; Alister MacDonald; Anne Randi Syversveen; Object models with vector steering , 2003. Report

Ragnar Hauge; Anne Randi Syversveen; Parameter estimation in the RMS module Facies Belts 2003. Report

Ragnar Hauge; Ole Jakob Arntzen; Harald H. Soleng; Choosing objective function for conditioning on production data Ukjent, 2002. Scientific article

Ragnar Hauge; Ole Jakob Arntzen; Harald Heimtun Soleng; Choosing objective function for conditioning on production data pp. 8 , 2002. Scientific chapter / article / conference article

Arne Skorstad; Ragnar Hauge; Combining elastic impedances into probabilities for sand in the Western Fault Block of the Snorre reservoir 2002. Report

Pål Dahle; Ragnar Hauge; Arne Skorstad; Optimizing geological input to Eclipse: Ranking 3D model realizations using well pressures in Lunde fm., Snorre field 2002. Report

Ragnar Hauge; Alister MacDonald; Lars Holden; Anne Randi Syversveen; Validation of facies object models 2001. Scientific lecture

Ragnar Hauge; Lars Holden; Anne Randi Syversveen; Conditioning in a marked point process used for modelling geology 2001. Scientific lecture

Petter Abrahamsen; Ragnar Hauge; Knut Heggland; Petter F. Mostad; 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. Scientific article

Arne Skorstad; Ragnar Hauge; Lars Holden; Øivind Skare; Conditioning fluvial models on steady-state well rates 2000. Scientific chapter / article / conference article

Ragnar Hauge; Anne Randi Syversveen; Lars Holden; History matching in object models 2000. Scientific chapter / article / conference article

Lars Holden; Ragnar Hauge; Arne Skorstad; Harald Heimtun Soleng; Anne Randi Syversveen; History matching using geostatistics 2000. Scientific lecture

Lars Holden; Ole Jakob Arntzen; Ragnar Hauge; Conditioning reservoir models 2000. Scientific lecture

Ole Jakob Arntzen; Ragnar Hauge; Lars Holden; Conditioning on data in stochastic reservoir models 2000. Scientific lecture

Fred Espen Benth; Lars Ekeland; Ragnar Hauge; Lars Holden; Bjørn Fredrik Nielsen; et al. Risk analysis of energy product portfolios 2000. Report

Arne Skorstad; Ragnar Hauge; Lars Holden; Well conditioning in a fluvial reservoir model Mathematical Geology, vol. 31 No 7, pp. 857 872 16 , (ISSN 0882-8121 1573-8868 ), 1999. Scientific article

Ragnar Hauge; Lars Holden; Anne Randi Syversveen; History matching in object models , 1999. Report

Arne Skorstad; Ragnar Hauge; Lars Holden; Testing a convolution method on the Ness formation of Oseberg 1999. Report

Arne Skorstad; Øivind Skare; Ragnar Hauge; Lars Holden; Local updating of fluvial realisations , 1999. Report

Lars Holden; Ragnar Hauge; Øivind Skare; Arne Skorstad; Modeling of fluvial reservoirs with object models Mathematical Geology, vol. 30, pp. 473 496 24 , (ISSN 0882-8121 1573-8868 ), 1998. Scientific article

Ragnar Hauge; Arne Skorstad; Lars Holden; Conditioning a fluvial model on convolved seismic amplitudes , 1998. Scientific lecture

Ragnar Hauge; Arne Skorstad; Jon Gjerde; Lars Holden; Conditioning object models to general well data 1998. Scientific lecture

Petter Abrahamsen; Ragnar Hauge; Knut Heggland; Petter F. Mostad; Uncertain Cap Rock Geometry, Spill Point, and Gross Rock Volume, SPE 49286 1998. Scientific lecture

Arne Skorstad; Ragnar Hauge; Lars Holden; Testing a convolution method on the Lunde formation of Snorre 1998. Report

Arne Skorstad; Ragnar Hauge; Jon Gjerde; Obtaining convergence by setting good parameters in the object models Fluvial and GMPP 1998. Report

Øivind Skare; Arne Skorstad; Ragnar Hauge; Lars Holden; Conditioning a fluvial model on seismic data 1997. Scientific chapter / article / conference article

Arne Skorstad; Ragnar Hauge; Lars Holden; Well conditioning in a fluvial reservoir model , 1997. Scientific lecture

Lars Edward Kjellesvik; Jason Scott; Ragnar Hauge; Reducing N/G uncertainty for infill drilling on Forties by using 3D seismic conditioning 1997. Scientific lecture

Alister MacDonald; Jan Inge Tollefsrud; Ragnar Hauge; Arne Skorstad; Lars Holden; Multiwell conditioning of object models for fluvial reservoir 1997. Scientific lecture

Fred Espen Benth; Petter Abrahamsen; Ragnar Hauge; HCPV studium for PL199b 1997. Report

Ragnar Hauge; Arne Skorstad; Lars Holden; Petter Abrahamsen; Conditioning a Fluvial Model on Convolved Seismic Amplitudes 1997. Report

Arne Skorstad; Ragnar Hauge; Øivind Skare; Lars Holden; FLUVIAL - Improved seismic conditioning , 1996. Report

Petter Abrahamsen; Arild Buland; Erik Bølviken; Ragnar Hauge; Anne-Lise Hektoen; et al. Conditioning stochastic reservoir models on seismic amplitude traces - Stochastic inversion and simulation 1996. Report

Petter Abrahamsen; Ragnar Hauge; Knut Heggland; Estimation of reserves with unknown spillpoint , 1996. Report