1-20 of 22
Teruhiko Hagiwara
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

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

Machine-Learning-Based Deconvolution Method Provides High-Resolution Fast Inversion of Induction Log Data

Teruhiko Hagiwara
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 64 (02): 304–311.
Paper Number: SPWLA-2023-v64n2a10
https://doi.org/10.30632/PJV64N2-2023a10
Published: 04 April 2023
Add To Cart
View article titled, Machine-Learning-Based Deconvolution Method Provides High-Resolution Fast Inversion of Induction Log Data
Open the PDF for Machine-Learning-Based Deconvolution Method Provides High-Resolution Fast Inversion of Induction Log Data in another window
Add to Citation Manager
Proceedings Papers

ML-based deconvolution method for high-resolution fast inversion of induction log data in deviated wells

Teruhiko Hagiwara
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3727331
https://doi.org/10.1190/image2022-3727331.1
Add To Cart
View Paper titled, ML-based deconvolution method for high-resolution fast inversion of induction log data in deviated wells
Open the PDF for ML-based deconvolution method for high-resolution fast inversion of induction log data in deviated wells in another window
Add to Citation Manager
Journal Articles

Bed-Detection Sensitivity Employing 1D Response to an Electric Dipole Source in Multilayer Anisotropic Formations

Joshua C. Bautista-Anguiano, Teruhiko Hagiwara
Journal: Petrophysics - The SPWLA Journal of Formation Evaluation and Reservoir Description
Publisher: Society of Petrophysicists and Well-Log Analysts
Petrophysics 63 (04): 519–533.
Paper Number: SPWLA-2022-v63n4a3
https://doi.org/10.30632/PJV63N4-2022a3
Published: 02 August 2022
Add To Cart
View article titled, Bed-Detection Sensitivity Employing 1D Response to an Electric Dipole Source in Multilayer Anisotropic Formations
Open the PDF for Bed-Detection Sensitivity Employing 1D Response to an Electric Dipole Source in Multilayer Anisotropic Formations in another window
Add to Citation Manager
Proceedings Papers

ML-Based Deconvolution Method for High Resolution Fast Inversion of Induction Log Data

Teruhiko Hagiwara
Paper presented at the SPWLA 63rd Annual Logging Symposium, June 11–15, 2022
Paper Number: SPWLA-2022-0038
https://doi.org/10.30632/SPWLA-2022-0038
Add To Cart
View Paper titled, ML-Based Deconvolution Method for High Resolution Fast Inversion of Induction Log Data
Open the PDF for ML-Based Deconvolution Method for High Resolution Fast Inversion of Induction Log Data in another window
Add to Citation Manager
Proceedings Papers

Detection sensitivity and new concept of deep-reading look-ahead look-around electric geosteering tool

Teruhiko Hagiwara
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3406879
https://doi.org/10.1190/segam2020-3406879.1
Add To Cart
View Paper titled, Detection sensitivity and new concept of deep-reading look-ahead look-around electric geosteering tool
Open the PDF for Detection sensitivity and new concept of deep-reading look-ahead look-around electric geosteering tool in another window
Add to Citation Manager
Proceedings Papers

Detection sensitivity and new concept of deep reading look-ahead look-around geosteering tool

Teruhiko Hagiwara
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2981412
https://doi.org/10.1190/segam2018-2981412.1
Add To Cart
View Paper titled, Detection sensitivity and new concept of deep reading look-ahead look-around geosteering tool
Open the PDF for Detection sensitivity and new concept of deep reading look-ahead look-around geosteering tool in another window
Add to Citation Manager
Proceedings Papers

Direct determination of dip and anisotropy using triaxial electric dipole logging

Teruhiko Hagiwara
Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13174151
Add To Cart
View Paper titled, Direct determination of dip and anisotropy using triaxial electric dipole logging
Open the PDF for Direct determination of dip and anisotropy using triaxial electric dipole logging in another window
Add to Citation Manager
Proceedings Papers

Predicting Permeability Anisotropy from Resistivity Anisotropy

Teruhiko Hagiwara
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, August 1–3, 2016
Paper Number: URTEC-2459699-MS
https://doi.org/10.15530/URTEC-2016-2459699
Add To Cart
View Paper titled, Predicting Permeability Anisotropy from Resistivity Anisotropy
Open the PDF for Predicting Permeability Anisotropy from Resistivity Anisotropy in another window
Add to Citation Manager
Proceedings Papers

Anisotropy Effect in Geosteering: Anisotropy and D2B Estimate from Directional Resistivity Tool

Teruhiko Hagiwara, Pedro Anguiano-Rojas
Paper presented at the SPE Saudi Arabia Section Technical Symposium and Exhibition, April 21–24, 2014
Paper Number: SPE-172202-MS
https://doi.org/10.2118/172202-MS
Add To Cart
View Paper titled, Anisotropy Effect in Geosteering: Anisotropy and D2B Estimate from Directional Resistivity Tool
Open the PDF for Anisotropy Effect in Geosteering: Anisotropy and D2B Estimate from Directional Resistivity Tool in another window
Add to Citation Manager
Proceedings Papers

Sea Bed Logging: Data Analysis With Constant Transmitter-Receiver Offsets

Teruhiko Hagiwara
Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0094
Add To Cart
View Paper titled, Sea Bed Logging: Data Analysis With Constant Transmitter-Receiver Offsets
Open the PDF for Sea Bed Logging: Data Analysis With Constant Transmitter-Receiver Offsets in another window
Add to Citation Manager
Proceedings Papers

Macroscopic Anisotropy at Multiple Scales

Teruhiko Hagiwara
Paper presented at the SPWLA 54th Annual Logging Symposium, June 22–26, 2013
Paper Number: SPWLA-2013-CCCC
Add To Cart
View Paper titled, Macroscopic Anisotropy at Multiple Scales
Open the PDF for Macroscopic Anisotropy at Multiple Scales in another window
Add to Citation Manager
Proceedings Papers

Apparent Dip And Apparent Anisotropy From Frequency-Focused Tri-Axial Induction Log

Teruhiko Hagiwara
Paper presented at the SPWLA 51st Annual Logging Symposium, June 19–23, 2010
Paper Number: SPWLA-2010-78510
Add To Cart
View Paper titled, Apparent Dip And Apparent Anisotropy From Frequency-Focused Tri-Axial Induction Log
Open the PDF for Apparent Dip And Apparent Anisotropy From Frequency-Focused Tri-Axial Induction Log in another window
Add to Citation Manager
Proceedings Papers

Walsh-Transform-Based Deconvolution Filter For Enhanced Vertical Resolution

Teruhiko Hagiwara
Paper presented at the SPWLA 41st Annual Logging Symposium, June 4–7, 2000
Paper Number: SPWLA-2000-ZZ
Add To Cart
View Paper titled, Walsh-Transform-Based Deconvolution Filter For Enhanced Vertical Resolution
Open the PDF for Walsh-Transform-Based Deconvolution Filter For Enhanced Vertical Resolution in another window
Add to Citation Manager
Journal Articles

Gulf of Mexico Subsidence Monitoring Project With a New Formation-Compaction Monitoring Tool

A. J. de Kock, T. J. Johnson, Teruhiko Hagiwara, H. A. Zea, Fernando Santa
Journal: SPE Drilling & Completion
Publisher: Society of Petroleum Engineers (SPE)
SPE Drill & Compl 13 (04): 223–230.
Paper Number: SPE-52891-PA
https://doi.org/10.2118/52891-PA
Published: 01 December 1998
Add To Cart
View article titled, Gulf of Mexico Subsidence Monitoring Project With a New Formation-Compaction Monitoring Tool
Open the PDF for Gulf of Mexico Subsidence Monitoring Project With a New Formation-Compaction Monitoring Tool in another window
Add to Citation Manager
Journal Articles

Induction Log Shoulder-Bed Corrections to Anisotropic Formations and the Effect of Shale Anisotropy in Thinly Laminated Sand/Shale Sequences

Teruhiko Hagiwara
Journal: SPE Formation Evaluation
Publisher: Society of Petroleum Engineers (SPE)
SPE Form Eval 12 (04): 235–240.
Paper Number: SPE-36508-PA
https://doi.org/10.2118/36508-PA
Published: 01 December 1997
Add To Cart
View article titled, Induction Log Shoulder-Bed Corrections to Anisotropic Formations and the Effect of Shale Anisotropy in Thinly Laminated Sand/Shale Sequences
Open the PDF for Induction Log Shoulder-Bed Corrections to Anisotropic Formations and the Effect of Shale Anisotropy in Thinly Laminated Sand/Shale Sequences in another window
Add to Citation Manager
Proceedings Papers

"Macroscopic Anisotropy" Approach to Analysis of Thinly Laminated Sand/Shale Sequences: Sensitivity Analysis of Sand Resistivity Estimate and Environmental Corrections

Teruhiko Hagiwara
Paper presented at the SPE Annual Technical Conference and Exhibition, October 5–8, 1997
Paper Number: SPE-38669-MS
https://doi.org/10.2118/38669-MS
Add To Cart
View Paper titled, "Macroscopic Anisotropy" Approach to Analysis of Thinly Laminated Sand/Shale Sequences: Sensitivity Analysis of Sand Resistivity Estimate and Environmental Corrections
Open the PDF for "Macroscopic Anisotropy" Approach to Analysis of Thinly Laminated Sand/Shale Sequences: Sensitivity Analysis of Sand Resistivity Estimate and Environmental Corrections in another window
Add to Citation Manager
Proceedings Papers

A New Approach To Formation Compaction Monitoring In A Giant Deepwater Gom Oil And Gas Field Development

Arne J. de Kook, Teruhiko Hagiwara, H. Zea, F. Santa
Paper presented at the SPWLA 38th Annual Logging Symposium, June 15–18, 1997
Paper Number: SPWLA-1997-LL
Add To Cart
View Paper titled, A New Approach To Formation Compaction Monitoring In A Giant Deepwater Gom Oil And Gas Field Development
Open the PDF for A New Approach To Formation Compaction Monitoring In A Giant Deepwater Gom Oil And Gas Field Development in another window
Add to Citation Manager
Journal Articles

EM Log Response to Anisotropic Resistivity in Thinly Laminated Formations With Emphasis on 2-MHz Resistivity Devices

Teruhiko Hagiwara
Journal: SPE Formation Evaluation
Publisher: Society of Petroleum Engineers (SPE)
SPE Form Eval 11 (04): 211–217.
Paper Number: SPE-28426-PA
https://doi.org/10.2118/28426-PA
Published: 01 December 1996
Add To Cart
View article titled, EM Log Response to Anisotropic Resistivity in Thinly Laminated Formations With Emphasis on 2-MHz Resistivity Devices
Open the PDF for EM Log Response to Anisotropic Resistivity in Thinly Laminated Formations With Emphasis on 2-MHz Resistivity Devices in another window
Add to Citation Manager
Proceedings Papers

A New Method To Determine Horizontal-Resistivity In Anisotropic Formations Without Prior Knowledge Of Relative Dip

Teruhiko Hagiwara
Paper presented at the SPWLA 37th Annual Logging Symposium, June 16–19, 1996
Paper Number: SPWLA-1996-Q
Add To Cart
View Paper titled, A New Method To Determine Horizontal-Resistivity In Anisotropic Formations Without Prior Knowledge Of Relative Dip
Open the PDF for A New Method To Determine Horizontal-Resistivity In Anisotropic Formations Without Prior Knowledge Of Relative Dip in another window
Add to Citation Manager

Product(s) added to cart

Go to Cart Continue Browsing
Close Modal