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Proceedings Papers

Velocity model building from 3D surface seismic data at the Utah FORGE EGS site

Yun-Ha Jung, Nori Nakata, Sea-Eun Park, Ju-Won Oh
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4098882
https://doi.org/10.1190/image2024-4098882.1
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View Paper titled, Velocity model building from 3D surface seismic data at the Utah FORGE EGS site
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Proceedings Papers

Time-lapse crosswell seismic monitoring of CO2 injection at the Nagaoka CCS site using elastic full-waveform inversion

Rie Nakata, Nori Nakata, Aaron Girard, Masaru Ichikawa, Ayato Kato, David Lumley, Zique Xue
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3744414
https://doi.org/10.1190/image2022-3744414.1
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View Paper titled, Time-lapse crosswell seismic monitoring of CO2 injection at the Nagaoka CCS site using elastic full-waveform inversion
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Proceedings Papers

A “sliding box” automatic relocation method based on geometric-mean reverse-time migration

Tong Bai, Zhendong Zhang, Malcolm C. A. White, Hongrui Qiu, Paul Williamson, Nori Nakata
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3747339
https://doi.org/10.1190/image2022-3747339.1
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View Paper titled, A “sliding box” automatic relocation method based on geometric-mean reverse-time migration
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Proceedings Papers

Geometric-mean reverse-time migration for elastic media

Tong Bai, Bin Lyu, Fuchun Gao, Paul Williamson, Nori Nakata
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594126
https://doi.org/10.1190/segam2021-3594126.1
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View Paper titled, Geometric-mean reverse-time migration for elastic media
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Proceedings Papers

Receiver grouping strategies for a hybrid version of geometric-mean reverse-time migration

Tong Bai, Bin Lyu, Fuchun Gao, Paul Williamson, Nori Nakata
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594116
https://doi.org/10.1190/segam2021-3594116.1
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View Paper titled, Receiver grouping strategies for a hybrid version of geometric-mean reverse-time migration
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Proceedings Papers

Imaging source cloud in hydraulic fracturing using wavefield back-propagation methods

Bin Lyu, Tong Bai, Isao Kurosawa, Nori Nakata
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594502
https://doi.org/10.1190/segam2021-3594502.1
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View Paper titled, Imaging source cloud in hydraulic fracturing using wavefield back-propagation methods
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Proceedings Papers

Seismic imaging of a carbonate rock block with fracture-induced anisotropy

Rie Nakata, Christophe Matonti, Nori Nakata, Yves Guglielmi, Sophie Viseur
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3428143
https://doi.org/10.1190/segam2020-3428143.1
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View Paper titled, Seismic imaging of a carbonate rock block with fracture-induced anisotropy
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Proceedings Papers

Investigation of the time-lapse changes with the DAS borehole data at the Brady geothermal field using deconvolution interferometry

Hilary Chang, Nori Nakata
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3426023
https://doi.org/10.1190/segam2020-3426023.1
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View Paper titled, Investigation of the time-lapse changes with the DAS borehole data at the Brady geothermal field using deconvolution interferometry
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Proceedings Papers

Pseudo arrivals generated by frequency normalization for seismic interferometry with scattered waves — Stationary-phase analysis

Nori Nakata
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427903
https://doi.org/10.1190/segam2020-3427903.1
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View Paper titled, Pseudo arrivals generated by frequency normalization for seismic interferometry with scattered waves — Stationary-phase analysis
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Proceedings Papers

Microseismic imaging of real passive data with GmRTM

Yuwei Wang, Nori Nakata, Yusuke Kumano, Hidehiko Shimizu
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215474
https://doi.org/10.1190/segam2019-3215474.1
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View Paper titled, Microseismic imaging of real passive data with GmRTM
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Proceedings Papers

Source parameter analysis of microseismicity during hydraulic fracture: Pinning stress distributions within fracture zone

Xiaowei Chen, Colin Pennington, Raymond Ng, Nori Nakata, Jiewen Zhang
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216218
https://doi.org/10.1190/segam2019-3216218.1
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View Paper titled, Source parameter analysis of microseismicity during hydraulic fracture: Pinning stress distributions within fracture zone
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Proceedings Papers

Estimation of scatterer locations and subsurface velocities using scattered tube waves observed during a crosswell survey

Nori Nakata, Rie Nakata, Ziqiu Xue
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216393
https://doi.org/10.1190/segam2019-3216393.1
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View Paper titled, Estimation of scatterer locations and subsurface velocities using scattered tube waves observed during a crosswell survey
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Proceedings Papers

Estimation of Q in the presence of full waveform scattering effects in VSP data

Rie Nakata, David Lumley, Gary Hampson, Kurt Nihei, Nori Nakata
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216443
https://doi.org/10.1190/segam2019-3216443.1
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View Paper titled, Estimation of Q in the presence of full waveform scattering effects in VSP data
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Proceedings Papers

A comparison of geophysical inversion and machine learning in inverse problems

Yuji Kim, Nori Nakata
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216566
https://doi.org/10.1190/segam2019-3216566.1
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View Paper titled, A comparison of geophysical inversion and machine learning in inverse problems
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Proceedings Papers

A reverse time migration workflow of passive source with joint-imaging conditions

Bin Lyu, Nori Nakata, Kurt J. Marfurt
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2998330
https://doi.org/10.1190/segam2018-2998330.1
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View Paper titled, A reverse time migration workflow of passive source with joint-imaging conditions
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Proceedings Papers

Extended imaging conditions for passive seismic data with GmRTM

Nori Nakata
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2998514
https://doi.org/10.1190/segam2018-2998514.1
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View Paper titled, Extended imaging conditions for passive seismic data with GmRTM
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Proceedings Papers

Waveform-based source-parameter estimation for elastic full waveform inversion

Rie Kamei, David Lumley, Nori Nakata
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2998588
https://doi.org/10.1190/segam2018-2998588.1
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View Paper titled, Waveform-based source-parameter estimation for elastic full waveform inversion
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Proceedings Papers

Near-surface velocity imaging using traffic-induced high-frequency ground motion

Nori Nakata
Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17587176
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View Paper titled, Near-surface velocity imaging using traffic-induced high-frequency ground motion
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Proceedings Papers

Reverse-Time Migration for Microseismic Sources Using the Geometric Mean as an Imaging Condition

Nori Nakata, Gregory C. Beroza
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5851848
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View Paper titled, Reverse-Time Migration for Microseismic Sources Using the Geometric Mean as an Imaging Condition
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Proceedings Papers

High-Frequency Surface and Body Waves From Ambient Noise Cross-Correlations at Long Beach, CA

Jason P. Chang, Nori Nakata, Robert G. Clapp, Biondo Biondi, Sjoerd de Ridder
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1363
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View Paper titled, High-Frequency Surface and Body Waves From Ambient Noise Cross-Correlations at Long Beach, CA
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