Go straight to content

Dean Oliver Oliver

Research Professor

+47 56 10 71 31
Nygårdsgaten 112, 5008 Bergen, Norway

Dean Oliver Oliver


Energy & Technology

Research themes

Data assimilation
Decision support systems
Reservoir Modelling

Research Groups

Data Assimilation and Optimization

More information about Dean

See profile in Cristin

Open CV


See all
See all
Quantifying prior model complexity for subsurface reservoir models – Geoenergy Science and Engineering 2023
Weighted RML using ensemble-methods for data assimilation – arXiv.org 2023
Hybrid Iterative Ensemble Smoother for History Matching of Hierarchical Models – Mathematical Geosciences 2022
Randomized maximum likelihood based posterior sampling – Computational Geosciences 2021
Information content in 4D seismic data: Effect of correlated noise – Journal of Petroleum Science and Engineering 2021
4D seismic history matching – Journal of Petroleum Science and Engineering 2021
Improving Sequential Decisions – Efficiently Accounting for Future Learning – Journal of Petroleum Science and Engineering 2021
Fast robust optimization using bias correction applied to the mean model – Computational Geosciences 2020
Fast Robust Optimization Using Mean Field Bias Correction – 2020
Diagnosing reservoir model deficiency for model improvement – Journal of Petroleum Science and Engineering 2020
Evaluating prior predictions of production and seismic data – Computational Geosciences 2019
Efficient Optimization of Well-Drilling Sequence with Learned Heuristics – SPE Journal 2019
Seismic data assimilation with an imperfect model – Computational Geosciences 2019
Efficient Optimization of Well Drilling Sequence with Learned Heuristics – 2019
Data Assimilation in Truncated Plurigaussian Models: Impact of the Truncation Map – Mathematical Geosciences 2018
Calibration of imperfect models to biased observations – Computational Geosciences 2017
Metropolized Randomized Maximum Likelihood for Improved Sampling from Multimodal Distributions – SIAM/ASA Journal on Uncertainty Quantification (JUQ) 2017
Localization and regularization for iterative ensemble smoothers – Computational Geosciences 2016
Ensemble-based data assimilation with curvelets regularization – Journal of Petroleum Science and Engineering 2015
Ensemble-based multi-scale history-matching using second-generation wavelet transform – Computational Geosciences 2015
Data assimilation by use of the iterative ensemble smoother for 2D facies models – SPE Journal 2015
Conditioning truncated Pluri-Gaussian models to facies observations in Ensemble-Kalman-based data assimilation – Mathematical Geosciences 2015
Truncation map estimation for the truncated bigaussian model based on bivariate unit-lag probabilities – 2014
Minimization for conditional simulation: Relationship to optimal transport – Journal of Computational Physics 2014
Extended Brugge benchmark case for history matching and water flooding optimization – Computers & Geosciences 2013
Information content in Lagrangian sensor measurements for reservoir characterization – Computers & Geosciences 2013
Levenberg–Marquardt forms of the iterative ensemble smoother for efficient history matching and uncertainty quantification – Computational Geosciences 2013
Two-stage ensemble-based history matching with multiple modes in the objective function – Computers & Geosciences 2013
Comparison of optimization algorithms for reservoir management with constraints—A case study – Journal of Petroleum Science and Engineering 2012
Sequential quadratic programming for solving constrained production optimization--Case study from Brugge Field – SPE Journal 2012
Multiscale parameterization with adaptive regularization for improved assimilation of nonlocal observation – Water Resources Research 2012
Filtering with state space localized Kalman gain – Physica D : Non-linear phenomena 2012
Ensemble Randomized Maximum Likelihood Method as an Iterative Ensemble Smoother – Mathematical Geosciences 2012
An Iterative EnKF for Strongly Nonlinear Systems – Monthly Weather Review 2012
Localization of Ensemble-Based Control-Setting Updates for Production Optimization – SPE Journal 2012
Data Assimilation Using the Constrained Ensemble Kalman Filter – SPE Journal 2011
Joint Updating of Petrophysical Properties and Discrete Facies Variables From Assimilating Production Data Using the EnKF – SPE Journal 2011
Distributed parameter and state estimation in petroleum reservoirs – Computers & Fluids 2011
Characterization of permeability and porosity from nanosensor observations – Advances in Water Resources 2011
Recent progress on reservoir history matching: a review – Computational Geosciences 2011
Evaluation and error analysis: Kalman gain regularization versus covariance regularization – Computational Geosciences 2011
Updating Markov chain models using the ensemble Kalman filter – Computational Geosciences 2011
The ensemble Kalman filter in reservoir engineering - a review – SPE Journal 2009
See all publications in Cristin