Latest Results

The latest results from Norce presented to the scientific community:

Academic article

Decentralized Active Control of Distributed Damping Subs for Stick/Slip Reduction in Drilling

Pauline Marie Nüsse, Adrian Ambrus, Ole Morten Aamo

Assisting Directional Drilling by Calculating a Safe Operating Envelope

Luis Alberto Saavedra Jerez, Eric Cayeux, Dan Sui

Connecting Multilayer Semantic Networks to Data Lakes: The Representation of Data Uncertainty and Quality

Eric Cayeux, Carlos Damski, John D. Macpherson, Moray Laing, Pradeep Annaiyappa, Philip Harbidge, Michael G. Edwards, Jonathan Carney

A General Framework to Describe Drilling Process States

Eric Cayeux, John D. Macpherson, D. Pirovolou, Moray Laing, Fred Florence

Strategic geosteering workflow with uncertainty quantification and deep learning: Initial test on the Goliat Field data

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

Limits of 3D target detectability of logging while drilling deep-sensing electromagnetic measurements from numerical modeling

Nazanin Jahani, Carlos Torres-Verdin, Junsheng Hou

Adaptive Multidimensional and Multiresolution Inversion of Borehole Ultra-Deep Azimuthal Resistivity Measurements for 3D Imaging and Geosteering | Earthdoc

Nazanin Jahani, C. Torres-Verdin, W. Saputra, E. Romsaas Fjeldberg

Probabilistic model-error assessment of deep learning proxies: An application to real-time inversion of borehole electromagnetic measurements

Muzammil Hussain Rammay, Sergey Alyaev, Ahmed Elsheikh

Clock Synchronization and Timestamping of Data on Acquisition at the Wellsite: Guidelines and Recommendations

Pradeep Annaiyappa, John D. Macpherson, Eric Cayeux

Trajectory Calculation for Complementing 3-D Well Path Planning in Geosteering Operations

Luis Alberto Saavedra Jerez, Eric Cayeux, Dan Sui

Automatic calibration of systematic biases in directional drilling control for planar and non-planar curves

Luis Alberto Saavedra Jerez, Eric Cayeux, Dan Sui

Improving predictive models for rate of penetration in real drilling operations through transfer learning

Felix James Cardano Pacis, Adrian Ambrus, Sergey Alyaev, Rasool Khosravanian, Tron Golder Kristiansen, Tomasz Wiktorski

Direct Multi-Modal Inversion of Geophysical Logs Using Deep Learning

Sergey Alyaev, Ahmed Elsheikh

Boundary Control and Estimation for Under-Balanced Drilling with Uncertain Reservoir Parameters

Timm Strecker, Ulf Jakob Flø Aarsnes

Transfer Learning Approach to Prediction of Rate of Penetration in Drilling

Felix James Cardano Pacis, Sergey Alyaev, Adrian Ambrus, Tomasz Wiktorski

Evaluation of distributed damping subs with active control for stick–slip reduction in drilling

Pauline Marie Nüsse, Adrian Ambrus, Ulf Jakob Flø Aarsnes, Ole Morten Aamo

A phenomenological transient model of bit foundering

Ulf Jakob Flø Aarsnes, Adrian Ambrus, Florent Di Meglio, Laurent Gerbaud

3-D induction log modelling with integral equation method and domain decomposition pre-conditioning

Durra Handri Saputera, Morten Jakobsen, Koen W. A. van Dongen, Nazanin Jahani, Kjersti Solberg Eikrem, Sergey Alyaev

Probabilistic forecasting for geosteering in fluvial successions using a generative adversarial network

Sergey Alyaev, Jan Tveranger, Kristian Fossum, Ahmed Elsheikh

Enhancing the Detectability of Deep-Sensing Borehole Electromagnetic Instruments by Joint Inversion of Multiple Logs Within a Probabilistic Geosteering Workflow

Nazanin Jahani, Sergey Alyaev, Joaquin Ambia, Kristian Fossum, Erich Christian Suter, Carlos Torres-Verdin

Using the Quemada rheology model for drilling fluids - practical considerations

Knut Steinar Bjørkevoll

Automatic Measurement of the Dependence on Pressure and Temperature of the Mass Density of Drilling Fluids

Eric Cayeux

Borehole Trajectory Modeling using Circular Arcs, Constant Curvature and Toolface, and Sections with Constant Build-up and Turn Rates

Eric Cayeux

Ensemble-Based Well-Log Interpretation and Uncertainty Quantification for Well Geosteering

Nazanin Jahani, Joaquin Ambia Garrido, Sergey Alyaev, Kristian Fossum, Erich Christian Suter, Carlos Torres-Verdin

Overview of how the Calculation of Dynamic Temperature of Drilling Fluids is Closely Linked with Rheology

Knut Steinar Bjørkevoll

On the Sources of Errors in Rheological Measurements of non-Newtonian Fluids and the Interpretation of Yield-Power Law Rheological Model Parameters

Eric Cayeux

Verification of a real-time ensemble-based method for updating earth model based on GAN

Kristian Fossum, Sergey Alyaev, Jan Tveranger, Ahmed H. Elsheikh

Self-Attenuation of Drillstring Torsional Vibrations Using Distributed Dampers

Eric Cayeux, Adrian Ambrus

Numerical Study on the Effects of Particle Shape and Fluid Rheological Behavior on Material Transport

Lucas Volpi, Eric Cayeux, Rodica Georgeta Mihai

Academic chapter

Enhancing information retrieval in the drilling domain : Zero-shot learning with large language models for question-answering

Felix James Cardano Pacis, Sergey Alyaev, Gilles Pelfrene, Tomasz Wiktorski

An Ensemble-Based Solution for Automating Drilling Engineering: Application to Directional Surveying

Eric Cayeux, Erik Wolden Dvergsnes, Liv Carlsen, Rodica G. Mihai

A Framework to Capture the Relationships in Drilling Data and the Propagation of Uncertainty

Eric Cayeux, Carlos Damski, John D. Macpherson, Moray Laing, Pradeep Annaiyappa, Philip Harbidge, Michael G. Edwards, Jonathan Carney

What can we learn after 10,000 geosteering decisions?

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

A General Framework to Describe Drilling Process States

Eric Cayeux, John D. Macpherson, D. Pirovolou, Moray Laing, Fred Florence

Drilling Systems Automation: Fault Detection, Isolation and Recovery Functions for Situational Awareness

Eric Cayeux, John D. Macpherson, Moray Laing, D. Pirovolou, Fred Florence

Advancing Online Verification and Validation in Complex Multi-Providers Drilling Automation Systems

Rodica Georgeta Mihai, Michael G. Edwards, John de Wardt, Sathianandan Dharmaselvan, Jonathan Carney

Enhancing geosteering with AI : Integrating a decision-making robot into a cloud-based environment and benchmarking against human experts

Ressi Bonti Muhammad, Yasaman Cheraghi, Sergey Alyaev, Apoorv Srivastava, Reidar Brumer Bratvold

The Role of Semantic Networks in Mitigating Risk During Data Exchange in Multi-Disciplinary Well Construction

Eric Cayeux, Benoit Daireaux, John D. Macpherson, Carlos Damski, Pradeep Annaiyappa, Jonathan Carney, Wael Ziadat, Philip Harbidge, Michael G. Edwards, Harald Bolt

Analysis of the Sources of Uncertainty in Geopressure Estimation While Drilling

Eric Cayeux, Benoit Daireaux, John D. Macpherson, Harald Bolt, Philip Harbidge, Pradeep Annaiyappa, Jonathan Carney, Wael Ziadat, Michael G. Edwards

Demonstration of Seamless Interoperability for Automatic Drilling Management in a Multi-Vendor Context.

Eric Cayeux, Benoit Daireaux, Karl Kristian Olsen, Kamil Antosz, Maria Dahle, Henrik Næsgaard, Loic Hoarau

Decentralized Active Control of Distributed Damping Subs for Stick-Slip Reduction in Drilling

Pauline Marie Nüsse, Adrian Ambrus, Ole Morten Aamo

Automatic Online Classification of Drilling Activities

Eric Cayeux, John D. Macpherson, Hans-Uwe Brackel, Jan Kåre Igland, Serafima Schaefer

Best Practices to Improve Accurate Time Stamping of Data at the Well Site

Pradeep Annaiyappa, John D. Macpherson, Eric Cayeux

Facilitating Directional Drilling Work to Reach the Target Entry by Calculating a Safe Operating Envelope

Luis Alberto Saavedra Jerez, Eric Cayeux, Dan Sui

Active Control of Distributed Subs With Anti-Slip Logic for Torsional Vibration Damping in Drilling

Pauline Marie Nüsse, Adrian Ambrus, Ole Morten Aamo

Taxonomy Describing Levels of Autonomous Drilling Systems: Incorporating Complexity, Uncertainty, Sparse Data, With Human Interaction

John de Wardt, Eric Cayeux, Rodica Mihai, John D. Macpherson, Pradeep Annaiyappa, D. Pirovolou

Interoperability of Real-Time Drilling Signals at the Rig Site: An Example Based on Mechanical Specific Energy

Eric Cayeux, Benoit Daireaux, John D. Macpherson, Fred Florence, Espen Solbu

Limits of 3D Detectability and Resolution of LWD Deep-Sensing Borehole Electromagnetic Measurements Acquired in the Norwegian Continental Shelf

Nazanin Jahani, Carlos Torres-Verdin, Junsheng Hou, Jan Tveranger

Exploration of strategies to improve continual learning from irregular sequential drilling data

Felix James Cardano Pacis, Tomasz Wiktorski, Adrian Ambrus, Sergey Alyaev

Inversion of Electromagnetic Induction Log in Anisotropic Media using an Adjoint Integral Equation Method

Durra Handri Saputera, Morten Jakobsen, Nazanin Jahani, K.W.A. Van Dongen’, Sergey Alyaev, Kjersti Solberg Eikrem

A New Paradigm for Automatic Well Path Generation Using Multidisciplinary Constraints

Eric Cayeux, Gilles Pelfrene, Rodica Georgeta Mihai, Erik Wolden Dvergsnes, Bjørn Peter Tjøstheim, Antonin Baume, Rasool Khosravanian, Tron Golder Kristiansen

Towards Real-Time 3D Modeling of Induction Logs Using an Integral Equation Method

Durra Handri Saputera, Morten Jakobsen, Nazanin Jahani, Sergey Alyaev, Kjersti Solberg Eikrem, Koen W. A. van Dongen

Code Generation of Automatic Drilling Control System Functions with Embedded Verification and Validation Functionalities

Eric Cayeux, Rodica Georgeta Mihai, Rune Herikstad, Karl Kristian Olsen, Kamil Antosz, Minh Pham

Rate of Penetration Prediction Using Quantile Regression Deep Neural Networks

Adrian Ambrus, Sergey Alyaev, Nazanin Jahani, Felix James Cardano Pacis, Tomasz Wiktorski

Automatic Measurement of the Dependence on Pressure and Temperature of the Mass Density of Drilling Fluids

Eric Cayeux

Order Reduction of a Transient Model of Viscous Pressure Loss Gradient in Laminar Flow for Non-Newtonian Fluid Flowing in Circular Pipes

Eric Cayeux

Sequential Multi-Realization Probabilistic Interpretation of Well Logs and Geological Prediction by a Deep-Learning Method

Sergey Alyaev, Adrian Ambrus, Nazanin Jahani, Ahmed Elsheikh

Improving Hole Cleaning by Using Distributed Damping Subs to Control Lateral Oscillations of the Drill-String

Rodica Mihai, Adrian Ambrus, Eric Cayeux

Experimental Verification of Vibration Mitigation Through a Viscous Damping System Along the Drill String

Andrew Martin Holsaeter, Adrian Ambrus, Eric Cayeux, Rodica G. Mihai, Sonja Moi

A Probabilistic Framework for the Risk-Based Evaluation of Drilling Plans

Benoit Daireaux, Adrian Ambrus, Sonja Moi, Eric Cayeux

Drilling Automation: Revisiting the Digital Drilling Program

Eric Cayeux, Benoit Daireaux, Gilles Pelfrene, Rodica Georgeta Mihai

Modeling and Analysis of Non-Rotating Damping Subs for Removing Torsional Vibrations in Drilling

Adrian Ambrus, Ulf Jakob Flø Aarsnes, Eric Cayeux, Rodica G. Mihai

Calibration and Prediction Improvement of Decline Curve Models While Accounting for Model Error

Muzammil Hussain Rammay, Sergey Alyaev

Conference lecture

Domain-adapted Embeddings Model Using Contrastive Learning for Drilling Text Data

Sergey Alyaev, Felix James Cardano Pacis, Tomasz Wiktorski

Automated Drilling Engineering: initial demonstration focused on directional drilling

Eric Cayeux, Erik Wolden Dvergsnes, Liv Carlsen, Rodica G. Mihai

Enhancing Geosteering With AI: Integrating a Decision-Making Robot Into a Cloud-Based Environment and Benchmarking Against Human Experts

Ressi Bonti Muhammad, Yasaman Cheraghi, Sergey Alyaev, Apoorv Srivastava, Reidar Brumer Bratvold

What can we learn after 10000 geosteering decisions?

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

How to Explain Geology to a Robot? DISTINGUISHing Patterns for Optimal Geosteering Decisions

Sergey Alyaev, Ressi Bonti Muhammad, Yasaman Cheraghi, Reidar Brumer Bratvold, Apoorv Srivastava, Daniel M. Tartakovsky

Cloud-Free Question Answering from Internal Knowledge Bases: Building an AI for Drilling Applications

Sergey Alyaev, Felix James Cardano Pacis, Tomasz Wiktorski

Workshop: Trusted AI in the age of generative AI and complex AI systems

Rodica Mihai, Andre Meyer-Vitali, Emannuel Kahembwe

Limits of detectability and resolution of deep-sensing borehole electromagnetic measurements from numerical modeling

Nazanin Jahani, Carlos Torres-Verdin, Junsheng Hou

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

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

Drilling Data Quality and Uncertainty: Pathways to Value

Eric Cayeux, John D. Macpherson, Carlos Damski

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

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

Reinforcement learning ​for better geosteering decisions

Ressi Bonti Muhammad, Reidar Brumer Bratvold, Sergey Alyaev

Demo: Chatbot for oil and gas data

Felix James Cardano Pacis, Sergey Alyaev, Tomasz Wiktorski

Optimizing Sequential Decisions in Geosteering: Reinforcement Learning vs Human Experts in Fast-Paced Uncertain Environment

Sergey Alyaev, Ressi Bonti Muhammad, Yasaman Cheraghi, Reidar Brumer Bratvold, Apoorv Srivastava, Daniel M. Tartakovsky

Exploring transfer learning for ROP prediction on the NCS

Felix James Cardano Pacis, Tomasz Wiktorski, Sergey Alyaev, Adrian Ambrus, Rasool Khosravanian, Tron Golder Kristiansen

Finite-Difference Modeling of Deep-Sensing Borehole EM Measurements on a CPU/GPU Cluster

Nazanin Jahani, Carlos Torres-Verdin

HPC and finite‐difference modelling of deep EM logs

Nazanin Jahani, Carlos Torres-Verdin

Transfer Learning Approach to Prediction of Rate of Penetration in Drilling

Felix James Cardano Pacis, Sergey Alyaev, Adrian Ambrus, Tomasz Wiktorski

Rate of Penetration Prediction Using Quantile Regression Deep Neural Networks

Adrian Ambrus, Sergey Alyaev, Nazanin Jahani, Felix James Cardano Pacis, Tomasz Wiktorski

Drilling Process Modelling with Deep Learning: Towards ROP Prediction

Sergey Alyaev, Adrian Ambrus, Felix James Cardano Pacis, Nazanin Jahani, Tomasz Wiktorski, Ahmed Elsheikh

3D Modeling and Inversion of Induction Logs.​ 2023 Highlights

Durra Handri Saputera, Morten Jakobsen, Sergey Alyaev, Nazanin Jahani, Kjersti Solberg Eikrem, Koen W. A. van Dongen

Improvement of Reinforcement Learning Strategies of the Pluralistic Robot Validated in Competitive Geosteering

Hibat Errahmen Djecta, Yasaman Cheraghi, Ressi Bonti Muhammad, Sergey Alyaev, Kristian Fossum, Reidar Brumer Bratvold, Apoorv Srivastava

A Framework to Capture the Relationships in Drilling Data and the Propagation of Uncertainty

Eric Cayeux

Autonomous drilling: example of an AI system in practice

Rodica G. Mihai

The Role of Semantic Networks in Mitigating Risk During Data Exchange in Multi-Disciplinary Well Construction

Eric Cayeux

Flowrate Out Sensor

Andrew Martin Holsaeter

Automatic Well Planning: A New Paradigm For Automatic Well Path Generation Using Multidisciplinary Constraints

Eric Cayeux

Automated Well Engineering

Eric Cayeux

Demonstration of Seamless Interoperability for Automatic Drilling Management in a Multi-Vendor Context

Eric Cayeux

6n Degrees of Freedom Transient Torque and Drag

Eric Cayeux

The microservice architecture for scientific applications

Gilles Pelfrene

Automatic Measurement of the Dependence on Pressure and Temperature of the Mass Density of Drilling Fluids

Eric Cayeux

Trajectory Calculation for Complementing 3-D Well Path Planning in Geosteering Operations

Eric Cayeux

Numerical Study on the Effects of Particle Shape and Fluid Rheological Behavior on Material Transport

Lucas Volpi

Advancing Online Verification and Validation in Complex Multi-Providers Drilling Automation Systems

Rodica Georgeta Mihai

Drilling Automation: toward Autonomous Drilling

Eric Cayeux

On Transitions Functions Model for Decision-Making in Offshore Operations

Rodica G. Mihai

Drilling Systems Automation: Fault Detection, Isolation and Recovery Functions for Situational Awareness

Eric Cayeux

Improving Hole Cleaning by Using Distributed Damping Subs to Control Lateral Oscillations of the Drill-String

Rodica Mihai

Trust and safety in the context of complex AI systems: challenges related to verification and validation

Rodica Mihai

Presentation of lab experimental setup developed in Distributed Drilling Control in 2021

Andrew Martin Holsaeter

Distributed Drilling Control: summary 2021

Rodica G. Mihai

An Ensemble-Based Solution for Automating Drilling Engineering: Application to Directional Surveying

Eric Cayeux

Interoperability of Real-Time Drilling Signals at the Rig Site: An Example Based on Mechanical Specific Energy

Eric Cayeux

Experimental Verification of Vibration Mitigation Through a Viscous Damping System Along the Drill String

Andrew Martin Holsaeter

How digitalization and automation will shape the future of drilling operations

Eric Cayeux

Case Study: Drill String Vibration in Vertical Section

Adrian Ambrus

Borehole Trajectory Modeling using Circular Arcs, Constant Curvature and Toolface, and Sections with Constant Build-up and Turn Rates

Eric Cayeux

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

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

A General Framework to Describe Drilling Process States

Eric Cayeux

Geosteering for IOR: Results and further opportunities

Sergey Alyaev

Taxonomy for Autonomous Drilling

Eric Cayeux

6n DOF Transient Torque and Drag; Detailed Hydraulic Simulations

Lucas Volpi

Drilling Data Quality & Uncertainty

Eric Cayeux

SPE-DSATS DWIS: Drilling and Wells Interoperability Standards

Eric Cayeux

DISTINGUISH from the depth of detection to the probabilistic distance of prediction

Sergey Alyaev

From Automation to Autonomy: A Drilling Perspective

Eric Cayeux

On the Sources of Errors in Rheological Measurements of non-Newtonian Fluids and the Interpretation of Yield-Power Law Rheological Model Parameters

Eric Cayeux

Modeling and Analysis of Non-Rotating Damping Subs for Removing Torsional Vibrations in Drilling

Adrian Ambrus, Ulf Jakob Flø Aarsnes, Eric Cayeux, Rodica G. Mihai

Drilling & Wells Interoperability

Eric Cayeux, Benoit Daireaux

DWIS ROP Optimization Demonstration and Presentation

Eric Cayeux, Benoit Daireaux

Predicting likely stratigraphy realizations from shallow logs with AI

Sergey Alyaev, Adrian Ambrus, Nazanin Jahani, Ahmed H. Elsheikh

Verification of a real-time method for updating the geosteering earth model based on GAN

Kristian Fossum, Sergey Alyaev, Jan Tveranger, Ahmed H. Elsheikh

Deep learning for probabilistic inversion during geosteering

Sergey Alyaev, Ahmed Elsheikh, Adrian Ambrus, Nazanin Jahani

Drilling performance predicitons with drilling efficiency uncertainty (Demo in OpenLab Drilling)

Adrian Ambrus, Sergey Alyaev, Robert Ewald

Organizational Interoperability: 2022 final demonstration

Eric Cayeux, Erich Christian Suter, Benoit Daireaux

Reducing 3D uncertainty by an ensemble-based geosteering workflow: an example from the Goliat field

Kristian Fossum, Sergey Alyaev, Erich Christian Suter, Gianbattista Tossi, Maurizio Mele

Sequential probabilistic multi-modal inversion and prediction with deep learning

Sergey Alyaev, Adrian Ambrus, Nazanin Jahani, Ahmed Elsheikh

Sequential Multi-Realization Probabilistic Interpretation of Well Logs and Geological Prediction by a Deep-Learning Method

Sergey Alyaev, Adrian Ambrus, Nazanin Jahani, Ahmed Elsheikh

Using generative adversarial networks for probabilistic predictions of complex geology ahead of drilling

Sergey Alyaev, Kristian Fossum, Jan Tveranger, Ahmed Elsheikh

AI‐based multi‐modal prediction of stratigraphy to inform drilling performance

Sergey Alyaev, Adrian Ambrus, Nazanin Jahani, Ahmed H. Elsheikh

Deep learning for prediction of complex geology ahead of drilling

Kristian Fossum, Sergey Alyaev, Jan Tveranger, Ahmed Elsheikh

Demonstration of passive damping of vibrations in a lab experiment coupling rotational and axial movement

Rodica G. Mihai, Andrew Martin Holsaeter, Eric Cayeux, Adrian Ambrus

Organizational Interoperability: initial demonstration of a multi layered graph analysis architecture

Eric Cayeux, Erich Christian Suter, Benoit Daireaux, Rodica G. Mihai

Demo: Sequential prediction with noisy GR log and naïve ROP prediction

Sergey Alyaev, Adrian Ambrus, Nazanin Jahani

Automated Drilling Engineering: 2022 final demonstration focused on directional drilling

Eric Cayeux, Erik Wolden Dvergsnes, Liv Carlsen, Rodica G. Mihai

Distributed Drilling Control: initial demonstration

Rodica G. Mihai, Eric Cayeux, Andrew Martin Holsaeter, Adrian Ambrus, Sonja Moi

Lecture