1-20 of 1240
Formation Evaluation & Management
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Articles

Fracture Imaging and Response Characterization of the High-Definition Oil-Based Mud Borehole Imagers Through Modeling and Inversion

Yong-Hua Chen, Tianhua Zhang, Richard Bloemenkamp, Lin Liang
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (04): 544–554.
Paper Number: SPWLA-2023-v64n4a4
https://doi.org/10.30632/PJV64N4-2023a4
Published: 01 August 2023
Add To Cart
View article titled, Fracture Imaging and Response Characterization of the High-Definition Oil-Based Mud Borehole Imagers Through Modeling and Inversion
Open the PDF for Fracture Imaging and Response Characterization of the High-Definition Oil-Based Mud Borehole Imagers Through Modeling and Inversion in another window
Add to Citation Manager
Journal Articles

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
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (04): 502–517.
Paper Number: SPWLA-2023-v64n4a2
https://doi.org/10.30632/PJV64N4-2023a2
Published: 01 August 2023
Add To Cart
View article 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
Open the PDF for 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 in another window
Add to Citation Manager
Journal Articles

Evolution of Casedhole Nuclear Surveillance Logging Through Time

Dale E. Fitz
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (04): 473–501.
Paper Number: SPWLA-2023-v64n4a1
https://doi.org/10.30632/PJV64N4-2023a1
Published: 01 August 2023
Add To Cart
View article titled, Evolution of Casedhole Nuclear Surveillance Logging Through Time
Open the PDF for Evolution of Casedhole Nuclear Surveillance Logging Through Time in another window
Add to Citation Manager
Journal Articles

Python Dash for Well Data Validation, Visualization, and Processing

Yuchen Jin, Chicheng Xu, Tao Lin, Weichang Li, Mohamed Larbi Zeghlache
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (04): 568–573.
Paper Number: SPWLA-2023-v64n4a6
https://doi.org/10.30632/PJV64N4-2023a6
Published: 01 August 2023
Add To Cart
View article titled, Python Dash for Well Data Validation, Visualization, and Processing
Open the PDF for Python Dash for Well Data Validation, Visualization, and Processing in another window
Add to Citation Manager
Journal Articles

Mineralogical Modeling and Petrophysical Properties of the Barra Velha Formation, Santos Basin, Brazil

Marta H. Jácomo, Gelvam A. Hartmann, Taynah B. Rebelo, Nathália H. Mattos, Alessandro Batezelli, Emilson P. Leite
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (04): 518–543.
Paper Number: SPWLA-2023-v64n4a3
https://doi.org/10.30632/PJV64N4-2023a3
Published: 01 August 2023
Add To Cart
View article titled, Mineralogical Modeling and Petrophysical Properties of the Barra Velha Formation, Santos Basin, Brazil
Open the PDF for Mineralogical Modeling and Petrophysical Properties of the Barra Velha Formation, Santos Basin, Brazil in another window
Add to Citation Manager
Journal Articles

New Iterative Resistivity Modeling 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
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (04): 555–567.
Paper Number: SPWLA-2023-v64n4a5
https://doi.org/10.30632/PJV64N4-2023a5
Published: 01 August 2023
Add To Cart
View article titled, New Iterative Resistivity Modeling Workflow Reduces Uncertainty in the Assessment of Water Saturation in Deeply Invaded Reservoirs
Open the PDF for New Iterative Resistivity Modeling Workflow Reduces Uncertainty in the Assessment of Water Saturation in Deeply Invaded Reservoirs in another window
Add to Citation Manager
Journal Articles

THz Imaging to Map the Lateral Microporosity Distribution in Carbonate Rocks

Shannon L. Eichmann, Jacob Bouchard, Hooisweng Ow, Doug Petkie, Martin E. Poitzsch
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (03): 438–447.
Paper Number: SPWLA-2023-v64n3a8
https://doi.org/10.30632/PJV64N3-2023a8
Published: 01 June 2023
Add To Cart
View article titled, THz Imaging to Map the Lateral Microporosity Distribution in Carbonate Rocks
Open the PDF for THz Imaging to Map the Lateral Microporosity Distribution in Carbonate Rocks in another window
Add to Citation Manager
Journal Articles

Analytical Models for Predicting the Formation Resistivity Factor and Resistivity Index at Overburden Conditions

Meysam Nourani, Stefano Pruno, Mohammad Ghasemi, Muhamet Meti Fazlija, Byron Gonzalez, Hans-Erik Rodvelt
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (03): 353–366.
Paper Number: SPWLA-2023-v64n3a3
https://doi.org/10.30632/PJV64N3-2023a3
Published: 01 June 2023
Add To Cart
View article titled, Analytical Models for Predicting the Formation Resistivity Factor and Resistivity Index at Overburden Conditions
Open the PDF for Analytical Models for Predicting the Formation Resistivity Factor and Resistivity Index at Overburden Conditions in another window
Add to Citation Manager
Journal Articles

Shale Characterization Using T 1 -T 2 * Magnetic Resonance Relaxation Correlation Measurement at Low and High Magnetic Fields

Mohammad Sadegh Zamiri, Jiangfeng Guo, Florea Marica, Laura Romero-Zerón, Bruce J. Balcom
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (03): 384–401.
Paper Number: SPWLA-2023-v64n3a5
https://doi.org/10.30632/PJV64N3-2023a5
Published: 01 June 2023
Add To Cart
View article titled, Shale Characterization Using T 1 -T 2 * Magnetic Resonance Relaxation Correlation Measurement at Low and High Magnetic Fields
Open the PDF for Shale Characterization Using T 1 -T 2 * Magnetic Resonance Relaxation Correlation Measurement at Low and High Magnetic Fields in another window
Add to Citation Manager
Journal Articles

Hybrid Technique for Setting Initial Water Saturation on Core Samples

Victor Fernandes, Benjamin Nicot, Fabrice Pairoys, Henri Bertin, Jean Lachaud, Cyril Caubit
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (03): 325–339.
Paper Number: SPWLA-2023-v64n3a1
https://doi.org/10.30632/PJV64N3-2023a1
Published: 01 June 2023
Add To Cart
View article titled, Hybrid Technique for Setting Initial Water Saturation on Core Samples
Open the PDF for Hybrid Technique for Setting Initial Water Saturation on Core Samples in another window
Add to Citation Manager
Journal Articles

Wireless Acquisition for Resistivity Index in Centrifuge – WiRI: A Comparative Study of Three P c -RI Methods

Quentin Danielczick, Ata Nepesov, Laurent Rochereau, Sandrine Lescoulie, Victor De Oliveira Fernandes, Benjamin Nicot
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (03): 340–352.
Paper Number: SPWLA-2023-v64n3a2
https://doi.org/10.30632/PJV64N3-2023a2
Published: 01 June 2023
Add To Cart
View article titled, Wireless Acquisition for Resistivity Index in Centrifuge – WiRI: A Comparative Study of Three P c -RI Methods
Open the PDF for Wireless Acquisition for Resistivity Index in Centrifuge – WiRI: A Comparative Study of Three P c -RI Methods in another window
Add to Citation Manager
Journal Articles

Advanced Digital-SCAL Measurements of Gas Trapped in Sandstone

Ying Gao, Tibi Sorop, Niels Brussee, Hilbert van der Linde, Ab Coorn, Matthias Appel, Steffen Berg
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (03): 368–383.
Paper Number: SPWLA-2023-v64n3a4
https://doi.org/10.30632/PJV64N3-2023a4
Published: 01 June 2023
Add To Cart
View article titled, Advanced Digital-SCAL Measurements of Gas Trapped in Sandstone
Open the PDF for Advanced Digital-SCAL Measurements of Gas Trapped in Sandstone in another window
Add to Citation Manager
Journal Articles

NMR-Mapped Distributions of Dielectric Dispersion

James Funk, Michael Myers, Lori Hathon
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (03): 421–437.
Paper Number: SPWLA-2023-v64n3a7
https://doi.org/10.30632/PJV64N3-2023a7
Published: 01 June 2023
Add To Cart
View article titled, NMR-Mapped Distributions of Dielectric Dispersion
Open the PDF for NMR-Mapped Distributions of Dielectric Dispersion in another window
Add to Citation Manager
Journal Articles

Spatial Data Analytics-Assisted Subsurface Modeling: A Duvernay Case Study

Jose J. Salazar, Jesus Ochoa, Léan Garland, Larry W. Lake, Michael J. Pyrcz
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (02): 287–302.
Paper Number: SPWLA-2023-v64n2a9
https://doi.org/10.30632/PJV64N2-2023a9
Published: 04 April 2023
Add To Cart
View article titled, Spatial Data Analytics-Assisted Subsurface Modeling: A Duvernay Case Study
Open the PDF for Spatial Data Analytics-Assisted Subsurface Modeling: A Duvernay Case Study in another window
Add to Citation Manager
Journal Articles

Removal of Artifacts in Borehole Images Using Machine Learning

Baris Guner, Ahmed E. Fouda, Peter Barrett
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (02): 239–251.
Paper Number: SPWLA-2023-v64n2a6
https://doi.org/10.30632/PJV64N2-2023a6
Published: 04 April 2023
Add To Cart
View article titled, Removal of Artifacts in Borehole Images Using Machine Learning
Open the PDF for Removal of Artifacts in Borehole Images Using Machine Learning in another window
Add to Citation Manager
Journal Articles

Unsupervised Electrofacies Clustering Based on Parameterization of Petrophysical Properties: A Dynamic Programming Approach

Karthigan Sinnathamby, Chang-Yu Hou, Vasileios-Marios Gkortsas, Lalitha Venkataramanan, Harish B. Datir, Terje Kollien, François Fleuret
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (02): 137–153.
Paper Number: SPWLA-2023-v64n2a1
https://doi.org/10.30632/PJV64N2-2023a1
Published: 04 April 2023
Add To Cart
View article titled, Unsupervised Electrofacies Clustering Based on Parameterization of Petrophysical Properties: A Dynamic Programming Approach
Open the PDF for Unsupervised Electrofacies Clustering Based on Parameterization of Petrophysical Properties: A Dynamic Programming Approach in another window
Add to Citation Manager
Journal Articles

Machine-Learning-Based Convolution Method for Fast Forward Modeling of Induction Log

Teruhiko Hagiwara
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (02): 312–322.
Paper Number: SPWLA-2023-v64n2a11
https://doi.org/10.30632/PJV64N2-2023a11
Published: 04 April 2023
Add To Cart
View article titled, Machine-Learning-Based Convolution Method for Fast Forward Modeling of Induction Log
Open the PDF for Machine-Learning-Based Convolution Method for Fast Forward Modeling of Induction Log in another window
Add to Citation Manager
Journal Articles

Sonic Well-Log Imputation Through Machine-Learning-Based Uncertainty Models

Eduardo Maldonado-Cruz, John T. Foster, Michael J. Pyrcz
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (02): 253–270.
Paper Number: SPWLA-2023-v64n2a7
https://doi.org/10.30632/PJV64N2-2023a7
Published: 04 April 2023
Add To Cart
View article titled, Sonic Well-Log Imputation Through Machine-Learning-Based Uncertainty Models
Open the PDF for Sonic Well-Log Imputation Through Machine-Learning-Based Uncertainty Models in another window
Add to Citation Manager
Journal Articles

An Unsupervised Machine-Learning Workflow for Outlier Detection and Log Editing With Prediction Uncertainty

Ridvan Akkurt, Tim T. Conroy, David Psaila, Andrea Paxton, Jacob Low, Paul Spaans
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (02): 213–238.
Paper Number: SPWLA-2023-v64n2a5
https://doi.org/10.30632/PJV64N2-2023a5
Published: 04 April 2023
Add To Cart
View article titled, An Unsupervised Machine-Learning Workflow for Outlier Detection and Log Editing With Prediction Uncertainty
Open the PDF for An Unsupervised Machine-Learning Workflow for Outlier Detection and Log Editing With Prediction Uncertainty in another window
Add to Citation Manager
Journal Articles

Use of Symbolic Regression for Developing Petrophysical Interpretation Models

Songhua Chen, Wei Shao, Huiwen Sheng, Hyung Kwak
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (02): 174–190.
Paper Number: SPWLA-2023-v64n2a3
https://doi.org/10.30632/PJV64N2-2023a3
Published: 04 April 2023
Add To Cart
View article titled, Use of Symbolic Regression for Developing Petrophysical Interpretation Models
Open the PDF for Use of Symbolic Regression for Developing Petrophysical Interpretation Models in another window
Add to Citation Manager

Product(s) added to cart

Go to Cart Continue Browsing
Close Modal