Reidar Brumer Bratvold

Professor i petroleumsteknisk investerings-/beslutningsanalyse

Det teknisk-naturvitenskapelige fakultet
Institutt for energiressurser
KE E-396
Publikasjoner
  • Vitenskapelige publikasjoner
  • Bøker og kapitler
    • Elvaretta, Stacia

      (2021)

      Value of Information Analysis in CO2 Sequestration Projects.

      Universitetet i Stavanger.

    • Gjedrem, Christian

      (2018)

      Effect of Sand Screen Erosion on Reservoir Performance.

      Universitetet i Stavanger.

    • Bratvold, Reidar Brumer; Medina, Camilo

      (2017)

      Offshore Exploratory Drilling Campaigns During Low Oil Price Period: Maximizing Value Creation From Flexibility.

    • Bratvold, Reidar Brumer; Bodawala, Jugal

      (2017)

      Portfolio Optimisation using Sipmath.

    • Kullawan, Kanokwan; Bratvold, Reidar Brumer

      (2016)

      A Bayesian Framework for Real-Time Optimization of Well Placement.

      Universitetet i Stavanger.

      ISBN 978-82-7644-666-1.

      Hefte 307.

    • Yichen, Yang

      (2016)

      A Reduced Order Model for Fast Predioction from an Oil Reservoir with a Gas Cap.

      Universitetet i Stavanger.

    • Pham, Duc Viet; Bratvold, Reidar B

      (2015)

      The impact of biases on prospect evaluation and Exploration decisons.

      Universitetet i Stavanger.

    • Begg, S.H.; Bratvold, Reidar B; Welsh, Matthew

      (2014)

      Uncertainty vs. Variability: What’s the Difference and Why is it Important?. I: 2014 SPE Hydrocarbon Economics and Evaluation Symposium .

      Society of Petroleum Engineers.

      ISBN 978-1-61399-332-3.

    • Kullawan, Kanokwan; Bratvold, Reidar B; Bickel, J. Eric

      (2014)

      Value Creation with Multi-Criteria Decision Making in Geosteering Operations. I: 2014 SPE Hydrocarbon Economics and Evaluation Symposium .

      Society of Petroleum Engineers.

      ISBN 978-1-61399-332-3.

    • Bratvold, Reidar B; Begg, Stephen Hope; Rasheva, Svitlana

      (2010)

      2010 SPE Hydrocarbon Economics and Evaluation Symposium - Global Volatility : Surviving & Thriving - HEES 2010.

      Society of Petroleum Engineers.

      ISBN 978-1-55563-282-3.

    • Bratvold, Reidar Brumer; Begg, Steve

      (2010)

      Making Good Decisions.

      Society of Petroleum Engineers.

  • Formidling
    • Cardozo, Nestor; Watson, Lisa; Escalona, Alejandro; Augustsson, Carita; Zimmermann, Udo; Hiorth, Aksel; Bratvold, Reidar Brumer; Puntervold, Tina; Weibull, Wiktor Waldemar; Andersen, Pål Østebø

      (2023)

      Det grønne skiftet trenger naturvitenskapene – også ved UiS!.

      Stavanger Aftenblad.

      ISSN 0804-8991.

    • Muhammad, Ressi Bonti; Srivastava, Apoorv; Alyaev, Sergey; Bratvold, Reidar Brumer; Tartakovsky, Daniel M.

      (2023)

      Integrating Reinforcement Learning and Particle Filter for Enhanced Geosteering Decision-Making.

      DigiWells Seminar;

      2023-11-28 - 2023-11-29.

    • Cheraghi, Yasaman; Alyaev, Sergey; Hong, Aojie; Kuvaev, Igor; Clark, Stephen; Zhuravlev, Andrei; Bratvold, Reidar Brumer

      (2022)

      What can we learn after 10,000 geosteering decisions?.

      URTeC ;

      2022-06-20 - 2022-06-22.

    • Cheraghi, Yasaman; Alyaev, Sergey; Hong, Aojie; Kuvaev, Igor; Clark, Stephen; Zhuravlev, Andrei; Bratvold, Reidar Brumer

      (2022)

      What can we learn after 10000 geosteering decisions?.

      Geosteering and Formation Evaluation Workshop by NORCE and NFES;

      2022-11-01 - 2022-11-02.

    • Rammay, Muzammil Hussain; Alyaev, Sergey; Bratvold, Reidar Brumer; Larsen, David Selvåg; Saint, Craig

      (2022)

      Real-time estimation of geological layers' profiles in an anisotropic environment while accounting for model-error: A case study on the Goliat field .

      Geosteering and Formation Evaluation Workshop by NORCE and NFES;

      2022-11-01 - 2022-11-02.

    • Alyaev, Sergey; Jahani, Nazanin; Fossum, Kristian; Tveranger, Jan; Rammay, Muzammil Hussain; Larsen, David Selvåg; Saint, Craig; Bratvold, Reidar Brumer; Elsheikh, Ahmed H.

      (2022)

      Geosteering results: It's time to understand where the bit is heading.

      Annual seminar SFI DigiWells;

      2022-12-01 - 2022-12-02.

    • Bratvold, Reidar Brumer; Kjosavik, Svein Reidar

      (2022)

      I would rather be vaguely right than precisely wrong.

      Scandinavian Journal of Primary Health Care.

      ISSN 0281-3432.

      DOI: 10.1080/02813432.2022.2057028

    • Muhammad, Ressi Bonti; Bratvold, Reidar Brumer; Alyaev, Sergey

      (2021)

      Reinforcement learning ​for better geosteering decisions.

      DigiWells seminar;

      2021-11-23 - 2021-11-24.

    • Rammay, Muzammil Hussain; Alyaev, Sergey; Elsheikh, Ahmed; Bratvold, Reidar Brumer

      (2021)

      Real-time probabilistic inversion of DNN-based DeepEM model while accounting for model error.

      ICCS 2021: INTERNATIONAL CONFERENCE ON COMPUTATIONAL SCIENCE;

      2021-06-16 - 2021-06-18.

    • Tadjer, Mohamed Amine Amazigh; Alyaev, Sergey; Miner, Dylan; Kuvaev, Igor; Bratvold, Reidar Brumer

      (2021)

      Unlocking the Human Factor: Geosteering Decision Making as a Component of Drilling Operational Efficacy.

      The Unconventional Resources Technology Conference;

      2021-07-26 - 2021-07-28.

    • Alyaev, Sergey; Holsaeter, Andrew Martin; Bratvold, Reidar Brumer; Ivanova, Sofija; Bendiksen, Morten

      (2021)

      Systematic Decisions Under Uncertainty: An Experiment Towards Better Geosteering Operations.

      SPE/IADC International Drilling Conference and Exhibition;

      2021-03-08 - 2021-03-12.

    • Rammay, Muzammil Hussain; Alyaev, Sergey; Elsheikh, Ahmed; Bratvold, Reidar Brumer

      (2021)

      Real-time probabilistic inversion with model-error assessment of a deep learning approximation of borehole electromagnetic measurements.

      Mechanistic Machine Learning and Digital Twins for Computational Science, Engineering & Technology;

      2021-09-26 - 2021-09-29.

    • Morosov, Andre Luis; Bratvold, Reidar Brumer

      (2021)

      Field Development Optimization Using Sequential Decisions and Analytics.

      SPE EUROPEC at the 82nd EAGE Conference & Exhibition;

      2021-10-18 - 2021-10-21.

    • Alyaev, Sergey; Holsaeter, Andrew Martin; Bratvold, Reidar Brumer; Ivanova, Sofija; Bendiksen, Morten

      (2020)

      Geosteering with uncertainty quantification: ​ Man vs Machine.

      Virtual Highlight: Third EAGE/SPE Geosteering Workshop;

      2020-11-02.

    • Bratvold, Reidar B

      (2019)

      Production Forecasts – Optimistic and Overconfident, Over and Over Again.

      IOR NORWAY 2019;

      2019-03-19 - 2019-03-20.

    • Alyaev, Sergey; Bratvold, Reidar B; Hong, Aojie; Suter, Erich Christian; Jahani, Nazanin; Daireaux, Benoit

      (2019)

      Real-Time Decision Making for Geosteering.

      SIAM Conference on Mathermatical & Computational Issures in the Geosciences (GS19);

      2019-03-11 - 2019-03-14.

    • Jahani, Nazanin; Suter, Erich Christian; Daireaux, Benoit; Bratvold, Reidar B; Hong, Aojie; Luo, Xiaodong; Fossum, Kristian; Alyaev, Sergey

      (2019)

      Realtime multi-objective optimization of well trajectory under geological uncertainty.

      ICIAM 2019 Congress;

      2019-07-15 - 2019-07-19.

    • Alyaev, Sergey; Suter, Erich Christian; Bratvold, Reidar B; Vefring, Erlend; Jahani, Nazanin

      (2019)

      Ensemble-based Decision-Support Workflow for Operational Geosteering .

      Reservoir Characterization Conference;

      2019-12-03 - 2019-12-04.

    • Alyaev, Sergey; Daireaux, Benoit; Suter, Erich Christian; Hong, Aojie; Bratvold, Reidar B; Luo, Xiaodong; Fossum, Kristian

      (2019)

      A Geosteeering Decision Support System that Balances Recovery and Drilling Risks.

      Formation Evaluation and Geosteering Workshop;

      2019-11-05 - 2019-11-06.

    • Hong, Aojie; Bratvold, Reidar B

      (2019)

      The Full Structure of Reservoir Management.

      SIAM Conference on Mathematical & Computational Issues in the Geosciences (GS19);

      2019-03-11 - 2019-03-14.

    • Alyaev, Sergey; Bratvold, Reidar B; Luo, Xiaodong; Suter, Erich Christian; Vefring, Erlend

      (2018)

      An Interactive Decision Support System for Geosteering Operations.

      SPE Norway One Day Seminar;

      2018-04-18 - .

    • Alyaev, Sergey; Bratvold, Reidar B; Suter, Erich Christian; Evensen, Geir; Luo, Xiaodong; Vefring, Erlend

      (2018)

      Ensemble-based decision support system for geosteering.

      NFES Stavanger Monthly Technical Meeting;

      2018-05-02 - .

    • Alyaev, Sergey; Hong, Aojie; Bratvold, Reidar B

      (2018)

      Are you myopic, naïve or farsighted about your geosteering decisions?.

      Second EAGE/SPE Geosteering and Well Placement Workshop;

      2018-11-05 - 2018-11-08.

    • Alyaev, Sergey; Suter, Erich Christian; Bratvold, Reidar B; Vefring, Erlend; Jahani, Nazanin

      (2018)

      Ensemble-based Decision-support Workflow for Operational Geosteering.

      Second EAGE/SPE Geosteering and Well Placement Workshop;

      2018-11-05 - 2018-11-08.

    • Hong, Aojie; Bratvold, Reidar B; Lake, Larry; Ruiz Maraggi, Leopoldo

      (2018)

      Integrating Model Uncertainty in Probabilistic Decline Curve Analysis for Unconventional Oil Production Forecasting.

      Unconventional Resources Technology Conference (URTeC);

      2018-07-23 - 2018-07-25.

    • Hong, Aojie; Bratvold, Reidar B; Lake, Larry

      (2018)

      Fast Analysis of Optimal IOR Switch Time Using a Two-Factor Production Model and Least-Squares Monte Carlo Algorithm.

      SPE Norway One Day Seminar;

      2018-04-18.

    • Cardenas, Camillo; Bratvold, Reidar B; Jafarizadeh, Babak

      (2018)

      Offshore exploratory drilling campaigns during oil price downturns: Maximizing value creation from flexibility.

      EUROPEC;

      2018-06-08 - 2018-06-10.

    • Bratvold, Reidar B; Mohus, Erlend

      (2018)

      Feltene gir mindre olje enn tenkt.

    • Hong, Aojie; Bratvold, Reidar Brumer; Lake, L. W.

      (2017)

      Integrating Model Uncertainty in Probabilistic Decline Curve Analysis for Unconventional Hydrocarbon Production Forecast.

      Petroleum Economics - Optimisation vs Growth in Uncertain Times;

      2017-09-27 - 2017-09-28.

    • Hong, Aojie; Bratvold, Reidar Brumer

      (2017)

      Value of Information from History Matching—How Much Information is Enough? .

      IOR 2017 - 19th European Symposium on Improved Oil Recovery;

      2017-04-24 - 2017-04-27.

    • Hong, Aojie; Bratvold, Reidar Brumer; Nævdal, Geir

      (2016)

      Realistic Application of EnKFon Capacitance-Resistance Models.

      11TH INTERNATIONAL ENKF WORKSHOP;

      2016-06-20 - 2016-06-22.

    • Hong, Aojie; Bratvold, Reidar Brumer; Nævdal, Geir

      (2016)

      Robust Production Optimization with Capacitance-Resistance Model as Proxy.

      Lunch & Learn;

      2016-04-14.

    • Hong, Aojie; Bratvold, Reidar Brumer; Nævdal, Geir

      (2016)

      Using a Capacitance-Resistance Model as Proxy for Fast Robust Production Optimization.

      IOR NORWAY 2016;

      2016-04-26 - 2016-04-27.

    • Kullawan, Kanokwan; Bratvold, Reidar Brumer; Bickel, J. Eric

      (2016)

      Decision Analytics for Look-Ahead Decision-Making: Optimize Your Well and Save Your Money.

      SPE/EAGE Geosteering and Well Placement Workshop;

      2016-02-08 - 2016-02-10.

    • Hong, Aojie; Bratvold, Reidar Brumer; Nævdal, Geir

      (2016)

      Robust Production Optimization with Capacitance-Resistance Model as Precursor.

      ECMOR XV - 15 th European Conference on the Mathematics of Oil Recovery;

      2016-08-29 - 2016-09-01.

    • Bratvold, Reidar B

      (2015)

      Uncertainty, Risk and Variability = Confusion.

      Lunch Seminar;

      2015-03-26 - .

    • Bratvold, Reidar B

      (2015)

      How much information is enough? Value-of-information for IOR.

      IOR NORWAY 2015;

      2015-04-28 - 2015-04-29.

    • Kullawan, Kanokwan; Bratvold, Reidar Brumer; Bickel, J. Eric

      (2015)

      Automated Geosteering With Look-Ahead Decision-Making: Optimize Your Well and Save Your Money.

      DrillWell Seminar ;

      2015-09-22 - 2015-09-23.

    • Kullawan, Kanokwan; Bratvold, Reidar Brumer; Bickel, J. Eric

      (2015)

      Decision Analytics for Look-Ahead Decision-Making: Optimize Your Well and Save Your Money.

      SPE/EAGE Geosteering and Well Placement Workshop;

      2015-10-08 - 2015-10-10.

    • Begg, S.H.; Bratvold, Reidar B; Welsh, Matthew

      (2014)

      Uncertainty vs. Variability: What's the Difference and Why is it Important?.

      SPE Hydrocarbon Economics and Evaluation Symposium;

      2014-05-19 - 2014-05-20.

    • Bratvold, Reidar B; Thomas, Philip; Begg, S.H.

      (2014)

      Robust Discretization of Continuous Probability Distributions for Value-of-Information Analyses.

      8th International Petroleum Technology Conference;

      2014-12-10 - 2014-12-12.

    • Kullawan, Kanokwan; Bratvold, Reidar B; Bickel, Eric J.

      (2014)

      Value Creation with Multi-Criteria Decision Making in Geosteering Operations.

      SPE Hydrocarbon Economics and Evaluation Symposium, 19-20 May, ;

      2014-05-19 - 2014-05-20.

    • Kullawan, Kanokwan; Bratvold, Reidar Brumer; Bickel, J. Eric

      (2014)

      Decision Driven Drilling Operations .

      DrillWell Seminar;

      2014-09-24 - 2014-09-25.

    • Thomas, Philip; Bratvold, Reidar B; Bickel, J. Eric

      (2013)

      The Risk of Using Risk Matrices.

      SPE Annual Technical Conference and Exhibition;

      2013-09-30 - 2013-10-02.

    • Willigers, Bart J.A.; Begg, S.H.; Bratvold, Reidar B

      (2013)

      Combining Geostatistics With Bayesian Updating to Continually Optimize Drilling Strategy in Shale Gas Plays.

      EAEG Annual Conference and Exhibition;

      2013-06-10 - 2013-06-13.

    • Kullawan, Kanokwan; Bratvold, Reidar B; Bickel, J. Eric

      (2013)

      A Decision Analytic Approach to Geosteering Operations.

      SPE Middle East Intelligent Energy Conference and Exhibition;

      2013-10-28 - 2013-10-30.

    • Rasheva, Svitlana; Bratvold, Reidar B

      (2011)

      A New and Improved Approach for Geological Dependency Evaluation for Multiple-Prospect Exploration.

      Annual Technical Conference and Exhibition held in Denver;

      2011-10-30 - 2011-11-02.

    • Bratvold, Reidar B; Koch, F.

      (2011)

      Game Theory in the Oil and Gas Industry.

      The Way Ahead.

      ISSN 2224-4522.

      Volum 7.

      Hefte 1.

      s.18-20.

    • Rajaieyamchee, Mohammad; Bratvold, Reidar Brumer

      (2010)

      Bayesian Decision Networks for Optimal Placement of Horizontal Wells.

      EUROPEC;

      2010-06-14 - 2010-06-17.

    • Bratvold, Reidar Brumer

      (2010)

      Probabilistic Modelling for Decision Support in Drilling Operations.

      Society of Petroleum Engineers Intelligent Energy Conference and Exhibition;

      2010-03-23 - 2010-03-25.

    • Rajaieyamchee, Mohammad; Bratvold, Reidar Brumer

      (2010)

      A Decision Analytic Framework for Autonomous Geosteering.

      Society of Petroleum Engineers Annual Technical Conference and Exhibition;

      2010-09-20 - 2010-09-22.

    • Bratvold, Reidar Brumer; Begg, Steve

      (2010)

      A New Approach to Uncertainty Quantification for Decision Making.

      SPE Economics and Evaluation Symposium;

      2010-03-08 - 2010-03-09.

    • Rajaieyamchee, Mohammad; Bratvold, Reidar Brumer

      (2009)

      Real-time Decision Support in Drilling Operations using Bayesian Decision Networks.

      SPE Annual Technical Conference and Exhibition;

      2009-10-04.

    • Willigers, B.J.A.; Bratvold, Reidar Brumer; Hausken, Kjell

      (2009)

      A Game Theoretic Approach to Conflicting and Evolving Stakeholder Preferences in the E&P Industry.

      SPE Annual Technical Conference and Exhibition;

      2009-10-04 - 2009-10-07.

    • Jafarizadeh, Babak; Bratvold, Reidar Brumer

      (2009)

      Real Options Analysis in Petroleum Exploration and Production: A New Paradigm in Investment Analysis.

      SPE Europec/EAGE Annual Conference and Exhibition;

      2009-06-08.

    • Jafarizadeh, Babak; Bratvold, Reidar Brumer

      (2009)

      Strategic Decision Making in the Digital Oil Field.

      SPE Digital Energy Conference and Exhibition;

      2009-04-07 - 2009-04-08.

    • Jafarizadeh, Babak; Bratvold, Reidar Brumer

      (2009)

      Taking Real Options into the Real World: Asset Valuation through Option Simulation.

      SPE Annual Technical Conference and Exhibition;

      2009-10-04 - 2009-10-07.

    • Arild, Øystein; Lohne, Hans; Bratvold, Reidar Brumer

      (2008)

      A Monte Carlo Approach to Value of Information Evaluation.

      International Petroleum Technology Conference;

      2008-12-03 - 2008-12-05.

    • Fjellheim, Roar A.; Bratvold, Reidar Brumer; Herbert, MIke

      (2008)

      CODIO - Collaborative Decisionmaking in Integrated Operations.

      2008 SPE Intelligent Energy Conference and Exhibition;

      2008-02-25 - 2008-02-27.

    • Begg, Steve; Bratvold, Reidar Brumer

      (2008)

      Systematic Prediction Errors in O&G Project and Portfolio Selection.

      SPE Annual Technical Conference and Exhibition;

      2008-09-21 - 2008-09-24.

    • Willigers, Bart J. A.; Bratvold, Reidar Brumer

      (2008)

      Valuing Oil and Gas Options by Least-Squares Monte Carlo Simulation.

      SPE Annual Technical Conference and Exhibition;

      2008-09-21 - 2008-09-24.

    • Bratvold, Reidar Brumer; Sund, Knut Arne

      (2008)

      Integrated Operations: How Effective is the Current Relationship between Operating Companies and Suppliers?.

      2008 SPE Intelligent Energy Conference and Exhibition;

      2008-02-25 - 2008-02-27.

    • Welsh, Matthew; Begg, Steve; Bratvold, Reidar Brumer

      (2007)

      Efficacy of Bias Awareness in Debiasing Oil and Gas Judgments.

      The 29th Annual Conference of the Cognitive Science Society;

      2007-08-01 - 2007-08-04.

    • Bickel, J. Eric; Bratvold, Reidar Brumer

      (2007)

      Decision Making in the Oil and Gas Industry: From Blissful Ignorance to Uncertainty-Induced Confusion.

      The 2007 SPE Annual Technical Conference;

      2007-11-11 - 2007-11-14.

    • Bratvold, Reidar Brumer; Bickel, J. Eric; Lohne, Hans Petter

      (2007)

      Value of Information in the Oil and Gas Industry: Past, Present, and Future.

      The 2007 SPE Annual Technical Conference;

      2007-11-11 - 2007-11-14.

    • Bratvold, Reidar Brumer

      (2007)

      Decision-making in the Oil & Gas Industry ? From Blissful Ignorance to Uncertainty Induced Confusion.

      NTVA Seminar;

      2007-11-01.

    • Welsh, Matthew; Bickel, J. Eric; Bratvold, Reidar Brumer

      (2007)

      Modeling the Economic Impact of Cognitive Biases on Oil and Gas Decisions.

      The 2007 SPE Annual Technical Conference;

      2007-11-11 - 2007-11-14.

    • Bratvold, Reidar Brumer

      (2007)

      Would You Know a Good Decision if You Saw One?.

      Solstrand seminar on Oil and Economics 2007;

      2007-09-20 - 2007-09-21.

    • Bratvold, Reidar Brumer

      (2006)

      Investment Decisions, Systems Approach vs. Sequential Approach: Do Functional Dependencies And Interactions Matter?.

      APPEA Journal.

      ISSN 1326-4966.

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