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The AAPG/Datapages Combined Publications Database
Showing 986 Results. Searched 200,293 documents.
Amplitude Versus Offset
Abilene Geological Society
... difficult and expensive to measure. Poisson's ratio is a function of the ratio of P-wave and S-wave velocities. The full-waveform sonic tool measures S-wave...
1993
Artificial Intelligence Integration for Optimal Reservoir Data Analysis and Pattern Recognition
Dr. Leon Hamilton, Dr. Marianne Rauch
Unconventional Resources Technology Conference (URTEC)
.... For example, advanced seismic imaging methods such as full-waveform inversion (FWI) and elastic full-waveform inversion (EFWI) provide significant...
2024
Abstract: FWI Using Reflections in Shallow Waters Offshore Abu Dhabi; #91204 (2023)
Carlos Barajas, Olivier Hermant, Oleg Khakimov, Bastian Hutahayan, Guillaume Cambois, Mohamed Mahgoub, Olivier Kirstetter
Search and Discovery.com
... propose a two-step full-waveform inversion (FWI) of ocean-bottom node (OBN) seismic data from offshore Abu Dhabi. For the first step we update...
2023
Abstract: Progress and Challenges in the Processing and Use of Land Seismic Data Acquired via Compressive Sensing; #91204 (2023)
Gregory Culianez, Tahar Ben Youssef, Mohammad Farooqui, Ahmed Al Harthi
Search and Discovery.com
... model building techniques such as Multi-Wave Inversion (MWI) and Full-Waveform Inversion (FWI). A 170 km2 subset of a conventionally acquired dataset...
2023
Streamlining subsurface insights: Single extrapolation for holistic Green's function generation
Hongwei Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Introduction In recent years, the rapid development of Full Waveform Inversion (FWI) technology has enabled the automatic inversion of high...
2024
Modeling of scattering losses using energy transport
Manuel Alejandro Jaimes Caballero, Roel Snieder
International Meeting for Applied Geoscience and Energy (IMAGE)
...., Y. Qu, Z. Li, and J. Huang, 2017, Attenuation compensation in VTI full waveform inversion: International Geophysical Conference, Qingdao, China, 17...
2022
AAPG Asia Pacific Region; - Abstracts, #90294 (2017).
Search and Discovery.com
2017
Reinvigorating exploration in the Nile Delta and East Mediterranean, Egypt
Gebril Saleh, Amr Talaat, Karim Ali, Ramy Eid, Sugandha Tewari, Hosny Diab, Mohamed Radwan, Mohamed Helal
International Meeting for Applied Geoscience and Energy (IMAGE)
...) and deterministic waterbottom demultiple (DWD) were applied to remove unwanted energy prior to migration. For the post-salt and sub-salt model building, full-waveform...
2022
SYNTHETIC SEISMOGRAMS
Search and Discovery.com
N/A
Null-space shuttle inspired feature-targeted uncertainty analysis and stochastic inversion improvement
Jingfeng Zhang, Esteban Díaz, Anar Yusifov, Ganyuan Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
...eted uncertainty analysis in full-waveform inversion: Geophysics, 86, no. 1, R63– R76, doi: https://doi.org/10.1190/geo2020-0192.1. Liu, Q. and D. Wang, ...
2024
Integrating Borehole Imaging and Full Waveform Dipole Sonic Data to Estimate Fracture Porosity in Tight Formations: A Workflow for Accurate Characterization of Natural Fractures; #42582 (2023)
Doina Irofti, Ghoulem Ifrene, Fethi Ali Cheddad, Safouane Djemai
Search and Discovery.com
...Integrating Borehole Imaging and Full Waveform Dipole Sonic Data to Estimate Fracture Porosity in Tight Formations: A Workflow for Accurate...
2023
Weighted stacking of up-and down-going RTM images using peak signal-to-noise ratio analysis
Sérgio Luiz E. F. da Silva, Ammir Karsou, Paulo H. B. Alves, Roger M. Moreira, Jorge Lopez, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
... and mirror RTM images, we consider a P-wave velocity model retrieved via the full-waveform inversion (FWI) methodology. This analysis was conducted...
2024
P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics
James Gaiser
Petroleum Exploration Society of Australia (PESA)
... and anisotropy. However, joint inversion of P- and PS-wave data in a full-waveform method without prior registration (Roure et al., 2015) may actually...
2016
Fast Gauss-Newton full-wavefield migration
Siamak Abolhassani, Eric Verschuur
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Brossier, J. Virieux, and S. Operto, 2013, Full waveform inversion and the truncated Newton method: SIAM Journal on Scientific Computing, 35, B401–B437...
2022
Abstract: Automatic Velocity Model Building Using Waveform Inversion and Least Squares Reverse Time Migration; #90319 (2018)
Young Seo Kim, Ali Almomin, Yimin Sun, Woodon Jeong, Yi Luo
Search and Discovery.com
..., Netherlands. ABSTRACT Full waveform inversion (FWI) is a promising technique for estimating earth parameters such as velocity and impedance by using...
2018
Turning high resolution FWI model into pseudo-reflectivity: A case study using sparse OBN
Bing Bai, Yao Yu, Ruoyu Gu, Shenghong Tai, Denes Vigh
International Meeting for Applied Geoscience and Energy (IMAGE)
... (Schlumberger) Summary Full-waveform inversion (FWI) has proven to be a valuable tool for deriving accurate and detailed velocity models in various geological...
2022
Subsalt Imaging: An Integrated Approach to Image Improvement of Vintage Data, #42076 (2017).
Evans Owah, Christian Rivera, Marjolaine Lahmi, Michel Courbe
Search and Discovery.com
... results. Keywords: acoustic, deghosting, full waveform inversion, subsalt, reverse time migration surface offset gathers, tomography Subsalt Imaging...
2017
CSPG/CSEG/CWLS GeoConvention 2009, May 4-8, 2009 Roundup Centre, Stampede Park & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90171 (2013).
Search and Discovery.com
2013
CSPG/CSEG/CWLS GeoConvention 2009, May 4-8, 2009 Roundup Centre, Stampede Park & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90171 (2013).
Search and Discovery.com
2013
Capturing elusive subsalt 4D signals in Atlantis field with 4D elastic FWI imaging
Obi Egbue, Li Jiang, Chi Chen, Sabrina Strauss, Zedong Wu, Zhiyuan Wei
International Meeting for Applied Geoscience and Energy (IMAGE)
... images, with signals nowhere to be found against the noisy background. In recent years, full-waveform inversion (FWI) Imaging, especially elastic FWI...
2024
Handling noise in AEM inversion implications for subsurface characterisation
Shane Mulè, Camilla Soerensen, Tim Munday
Petroleum Exploration Society of Australia (PESA)
...). The inversion algorithm allows allocation of standard deviation and the masking of noise to any part of the data which is noisy or erroneous. These data may...
2019
Reviving an old Buffalo - Breathing new life into an old dataset with modern technology
R. McGee, H. Debenham, P. Hoiles, A. O'Neill, J. Miller, A. Padman
Petroleum Exploration Society of Australia (PESA)
... are becoming mainstream. One of these processes is full waveform inversion (FWI), which can more accurately decipher complex velocity variations...
2019
Following Seismic Depth Imaging Technology for the Mexican Oil Industry: Experiences and Lessons Learned; #70232 (2016)
Sergio Chávez-Pérez, Mario A. Centeno-Miranda, Douglas A. Gómez-Reyes, Liliana Vargas-Meleza
Search and Discovery.com
... waveform inversion), and methods of frequency enhancement during advanced seismic imaging. The vogue is to use available technology to obtain reliable...
2016
Fast anisotropic viscoelastic modeling and application in quantitative seismic reservoir characterization
Sirui Tan, Sunwoong Lee, John E Anderson, Haiyang Wang, Olivier Burtz, Partha Routh, Rongrong Lu, Yang Yu
International Meeting for Applied Geoscience and Energy (IMAGE)
... forward modeling tool is the backbone of any inversion algorithm that deals with seismic attenuation on the fly, including acoustic or elastic full...
2022
Reconciliation of Measurement Differences Observed from Seismic, Well Logs, and VSP: ABSTRACT
E. B. Neitzel, T. K. Kan
AAPG Bulletin
... sonic times are reconciled by determining and comprehending multiples, Q, and dispersion factors; and (3) full waveform offset-dependent modeling...
1985