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Carlos Torres-Verdín
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Proceedings Papers

Assessment of True Formation Resistivity and Water Saturation in Deeply Invaded Tight-Gas Sandstones Based on the Combined Numerical Simulation of Mud-Filtrate Invasion and Resistivity Logs

German Merletti, Salim Al Hajri, Michael Rabinovich, Russell Farmer, Mohamed Bennis, Carlos Torres-Verdin
Paper presented at the SPWLA 63rd Annual Logging Symposium, June 11–15, 2022
Paper Number: SPWLA-2022-0030
DOI: https://doi.org/10.30632/SPWLA-2022-0030
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View Paper titled, Assessment of True Formation Resistivity and Water Saturation in Deeply Invaded Tight-Gas Sandstones Based on the Combined Numerical Simulation of Mud-Filtrate Invasion and Resistivity Logs
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Proceedings Papers

Laboratory Investigation and Numerical Simulation of Sp Suppression in Hydrocarbon-Bearing Rocks

Joshua Bautista-Anguiano, Carlos Torres-Verdín
Paper presented at the SPWLA 63rd Annual Logging Symposium, June 11–15, 2022
Paper Number: SPWLA-2022-0036
DOI: https://doi.org/10.30632/SPWLA-2022-0036
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View Paper titled, Laboratory Investigation and Numerical Simulation of Sp Suppression in Hydrocarbon-Bearing Rocks
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Proceedings Papers

Connectivity Assessment of Heavily Compartmentalized Reservoirs: A New Workflow Introducing Areal Downhole Fluid Analysis and Data Integration

Tarek Mohamed, Carlos Torres-Verdín, Oliver C. Mullins
Paper presented at the SPWLA 63rd Annual Logging Symposium, June 11–15, 2022
Paper Number: SPWLA-2022-0042
DOI: https://doi.org/10.30632/SPWLA-2022-0042
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View Paper titled, Connectivity Assessment of Heavily Compartmentalized Reservoirs: A New Workflow Introducing Areal Downhole Fluid Analysis and Data Integration
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Proceedings Papers

New Iterative Resistivity Modelling Workflow Reduces Uncertainty in the Assessment of Water Saturation in Deeply-Invaded Reservoirs

German Merletti, Michael Rabinovich, Salim Al Hajri, William Dawson, Russell Farmer, Joaquin Ambia, Carlos Torres-Verdín
Paper presented at the SPWLA 63rd Annual Logging Symposium, June 11–15, 2022
Paper Number: SPWLA-2022-0057
DOI: https://doi.org/10.30632/SPWLA-2022-0057
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View Paper titled, New Iterative Resistivity Modelling Workflow Reduces Uncertainty in the Assessment of Water Saturation in Deeply-Invaded Reservoirs
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Proceedings Papers

Ultrasonic Angle-Dependent Reflectivity in Complex Rocks for Improved Interpretation of Sonic and Ultrasonic Logs

Daria Olszowska, Gabriel Gallardo-Giozza, Carlos Torres-Verdín
Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0058
DOI: https://doi.org/10.30632/SPWLA-2021-0058
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View Paper titled, Ultrasonic Angle-Dependent Reflectivity in Complex Rocks for Improved Interpretation of Sonic and Ultrasonic Logs
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Proceedings Papers

Real-Time Ensemble-Based Well-Log Interpretation for Geosteering

Nazanin Jahani, Joaquín Ambía, Kristian Fossum, Sergey Alyaev, Erich Suter, Carlos Torres-Verdín
Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0105
DOI: https://doi.org/10.30632/SPWLA-2021-0105
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View Paper titled, Real-Time Ensemble-Based Well-Log Interpretation for Geosteering
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Proceedings Papers

Real-Time 2.5D Inversion of LWD Resistivity Measurements Using Deep Learning for Geosteering Applications Across Faulted Formations

Kyubo Noh, Carlos Torres-Verdín, David Pardo
Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0104
DOI: https://doi.org/10.30632/SPWLA-2021-0104
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View Paper titled, Real-Time 2.5D Inversion of LWD Resistivity Measurements Using Deep Learning for Geosteering Applications Across Faulted Formations
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Proceedings Papers

Fast Forward Modeling of Borehole Nuclear Magnetic Resonance Measurements in Vertical Wells

Mohammad Albusairi, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-AAA
DOI: https://doi.org/10.30632/T60ALS-2019_AAA
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View Paper titled, Fast Forward Modeling of Borehole Nuclear Magnetic Resonance Measurements in Vertical Wells
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Proceedings Papers

Automatic Interpretation of Well Logs with Lithology-Specific Deep-Learning Methods

Aymeric-Pierre Peyret, Joaquín Ambía, Carlos Torres-Verdín, Joachim Strobel
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-SSSS
DOI: https://doi.org/10.30632/T60ALS-2019_SSSS
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View Paper titled, Automatic Interpretation of Well Logs with Lithology-Specific Deep-Learning Methods
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Proceedings Papers

Pore-Size-Dependent Fluid Substitution Method for Improved Estimation of NMR Porosity, Permeability, and Relaxation Times

David Medellin, Ali Eghbali, You Wang, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-JJ
DOI: https://doi.org/10.30632/T60ALS-2019_JJ
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View Paper titled, Pore-Size-Dependent Fluid Substitution Method for Improved Estimation of NMR Porosity, Permeability, and Relaxation Times
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Proceedings Papers

Estimating Capillary Pressure from NMR Measurements Using a Pore-Size-Dependent Fluid Substitution Method

You Wang, David Medellin, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-II
DOI: https://doi.org/10.30632/T60ALS-2019_II
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View Paper titled, Estimating Capillary Pressure from NMR Measurements Using a Pore-Size-Dependent Fluid Substitution Method
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Proceedings Papers

Multi-Frequency Interpretation of Electric Resistivity and Dielectric Permittivity Measurements for Simultaneous Assessment of Porosity, Water Saturation, and Wettability

Artur Posenato Garcia, Zoya Heidari, Carlos Torres-Verdin
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-III
DOI: https://doi.org/10.30632/T60ALS-2019_III
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View Paper titled, Multi-Frequency Interpretation of Electric Resistivity and Dielectric Permittivity Measurements for Simultaneous Assessment of Porosity, Water Saturation, and Wettability
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Proceedings Papers

Micro/Nanofluidic Insights on Fluid Deliverability Controls in Tight Rocks

Ayaz Mehmani, Shaina Kelly, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-QQ
DOI: https://doi.org/10.30632/T60ALS-2019_QQ
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View Paper titled, Micro/Nanofluidic Insights on Fluid Deliverability Controls in Tight Rocks
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Proceedings Papers

Fast Bayesian Inversion Method for the Generalized Petrophysical and Compositional Interpretation of Multiple Well Logs with Uncertainty Quantification

Tianqi Deng, Joaquín Ambía, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-FFFF
DOI: https://doi.org/10.30632/T60ALS-2019_FFFF
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View Paper titled, Fast Bayesian Inversion Method for the Generalized Petrophysical and Compositional Interpretation of Multiple Well Logs with Uncertainty Quantification
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Proceedings Papers

Leveraging Digital Rock Physics Workflows in Unconventional Petrophysics: A Review of Opportunities, Challenges, and Benchmarking

Ayaz Mehmani, Shaina Kelly, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-CCCC
DOI: https://doi.org/10.30632/T60ALS-2019_CCCC
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View Paper titled, Leveraging Digital Rock Physics Workflows in Unconventional Petrophysics: A Review of Opportunities, Challenges, and Benchmarking
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Proceedings Papers

Estimation of Dynamic Petrophysical Properties from Multiple Well Logs Using Machine Learning and Unsupervised Rock Classification

Mohamed Bennis, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-KKKK
DOI: https://doi.org/10.30632/T60ALS-2019_KKKK
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View Paper titled, Estimation of Dynamic Petrophysical Properties from Multiple Well Logs Using Machine Learning and Unsupervised Rock Classification
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Proceedings Papers

Petrophysical Evaluation of Thinly-Laminated Depositional Sequences Using Statistical Matching Procedures

David González, Joaquín Ambía, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-CCCCC
DOI: https://doi.org/10.30632/T60ALS-2019_CCCCC
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View Paper titled, Petrophysical Evaluation of Thinly-Laminated Depositional Sequences Using Statistical Matching Procedures
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Proceedings Papers

Resolution Enhancement of Sonic Logs Supported by Ultrasonic Data

Jingxuan Liu, Ali Eghbali, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-JJJJJ
DOI: https://doi.org/10.30632/T60ALS-2019_JJJJJ
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View Paper titled, Resolution Enhancement of Sonic Logs Supported by Ultrasonic Data
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Proceedings Papers

What If There Was a Better Formation-Testing Probe? a Case Study on Optimizing Flow Geometry

Camilo Gelvez, Carlos Torres-Verdín, Yegor Se, Mayank Malik
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-L
DOI: https://doi.org/10.30632/T60ALS-2019_L
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View Paper titled, What If There Was a Better Formation-Testing Probe? a Case Study on Optimizing Flow Geometry
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Proceedings Papers

Experimental Investigation of Mud-Filtrate Invasion Using Rapid Micro-CT Imaging

Colin Schroeder, Carlos Torres-Verdín
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-EEEEE
DOI: https://doi.org/10.30632/T60ALS-2019_EEEEE
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View Paper titled, Experimental Investigation of Mud-Filtrate Invasion Using Rapid Micro-CT Imaging
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