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Showing 30,495 Results. Searched 197,283 documents.
Assessing FWI imagings potential to tackle illumination issues and internal multiples in the Brazilian presalt
Cyril Dolymnyj, Filipe Rudrigues, Amanda Porto, Leandro Galves, Asdrubal Ovalles
International Meeting for Applied Geoscience and Energy (IMAGE)
... poses multiple challenges to velocity model building and to imaging in general. Diving waves have a shallow penetration depth due to limited maximum...
2022
Orthorhombic Imaging for Orthogonal Wide Azimuth Surveys in Mississippi Canyon, Gulf of Mexico; #30391 (2014)
Yang He, Adam Gersztenkorn, Sherry Yang, Bin Wang
Search and Discovery.com
... imaging improves gather flatness in all azimuths and produces better image focusing. Introduction Wide azimuth (WAZ) has been established...
2014
Abstract: Beam Migration of Canadian Foothills Datasets; #90171 (2013)
Tianfei Zhu, Terrence Krishnasamy, and Daniel Trad
Search and Discovery.com
... artifacts. Introduction Seismic imaging of Canadian Foothills structures is challenging because of their complex folded and faulted structures and because...
2013
MIT (Multi-Finger Imaging Tool) and CHIME 3D Visualization for TRSV Damaged Sealbore Inspection at Total E&P Indonésie
Tomi Sugiarto, Lamris Pangihutan, Thresia Nurhayati
Indonesian Petroleum Association
.... INTRODUCTION The Multi-finger Imaging Tool was introduced over fifty years ago, a true mechanical devices designed * ** Total E&P Indonesie...
2008
Scale reduction using magnetotellurics a mineral exploration example from the Olympic Domain, South Australia
Stephan Thiel, Kate Robertson, Wenping Jiang
Petroleum Exploration Society of Australia (PESA)
... survey, the survey is unique for imaging the whole-oflithosphere footprint of IOCG deposits under cover. Key words: magnetotellurics, Olympic Domain...
2019
Towards Improved Quality and Accuracy of Deeper Target Images on Land Data
Afiq Mokhtar, Riaz Alai, Christopher Lee Slind, Poetri Monalia, Rizki Krishna Pratama
Indonesian Petroleum Association
...* Poetri Monalia** Rizki Krishna Pratama** ABSTRACT Even with all the technological advancements today, imaging the fractured basement in onshore...
2022
Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging
G. Rønholt, J.E. Lie, Ø. Korsmo, B. Danielsen, S. Brown, S. Brandsberg-Dahl, A.V. Mavilio, N. Chemingui, D. Whitmore, M. Farouki
Indonesian Petroleum Association
... inversion (FWI) and separated wavefield imaging (SWIM) for prestack depth migration (PSDM) velocity model building and imaging. The data under...
2014
Combined OBN and high-resolution 3D streamer acquisition for CO2 monitoring: Initial model building and imaging results over Sleipner
Simon Stokes, Sandrine David, Eddie Cho, Dhiman Mondal, Graeme Stock, Simon Baldock
International Meeting for Applied Geoscience and Energy (IMAGE)
...Combined OBN and high-resolution 3D streamer acquisition for CO2 monitoring: Initial model building and imaging results over Sleipner Simon Stokes...
2023
Seismic Foldout: Unlocking Gulf energy: The impact of advanced seismic technologies on Exploration
Andrey Bogacchev, TGS
GEO ExPro Magazine
... introduction to the multiclient market in 2019, long-offset Ocean Bottom Node (OBN) technology has significantly enhanced imaging accuracy, transforming...
2024
Fast Gauss-Newton full-wavefield migration
Siamak Abolhassani, Eric Verschuur
International Meeting for Applied Geoscience and Energy (IMAGE)
... building a reputation among users as a powerful but costly depth imaging technique, Berkhout (2014b) introduced full wavefield migration (FWM...
2022
Resolving Seismic Attenuation Issue through Q-Migration, a Case Study in Sisi-Nubi Field, Indonesia
Bastian Hutahayan, Keat Huat Teng, Kelik Moersidin, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam
Indonesian Petroleum Association
... imaging at the processing target window. The sand channels within the shallow interval are now better imaged as a result of Q model which...
2015
Seismic Image Enhancement of the Banyu Urip Carbonate Buildup, Cepu KKS, With Effective Data Denoise and Q-Compensated PSDM
Gene Skeith, Peter Traynin, J. M. Reilly, Mike Rainwater, Parada Devy Silitonga
Indonesian Petroleum Association
... lateral velocity variations in the near surface complicate seismic imaging and timeto-depth conversion. Poor or noisy imaging inside the carbonate buildup...
2008
What lies beneath? Prospecting for Hydrocarbons under a metamorphic allochthon, Timor-Leste
M. Bucknill, Brendan Duffy, Jason Noble, Alex Berkovitch
Petroleum Exploration Society of Australia (PESA)
... imaging of legacy onshore seismic surveys. These are interpreted by integration with surface geology mapping, wells, offshore seismic and gravity data...
2019
Exploration and Development based on RTH Technology and AI
Gennady Erokhin, Mariia Erokhina, Kirill Safran, Alexandre Iakovlev
Unconventional Resources Technology Conference (URTEC)
... on RTH attributes for a number of oil and gas fields. Introduction The problems of predicting petrophysical parameters, as well as flow rates and other...
2023
Application of passive seismic and AEM to 3D paleochannel imaging: Capricorn Orogen
Sara Jakica, Lucy Brisbout
Petroleum Exploration Society of Australia (PESA)
... internal features of the paleochannel also differ. Key words: passive seismic, AEM, paleochannel, HVSR, depth to basement INTRODUCTION The aim...
2019
Acoustic approximation VTI reverse-time migration using pseudo-depth mapping method
Xinwen Zhang, Jianping Huang, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... profile. However, in practice, inaccurate migration velocity field will lead to depth/velocity ambiguities which affect pre-stack depth migration imaging...
2023
2000
A case study: Joint 3D surface seismic and VSP survey and its effect in complex structural areas of southwest China
Huang Yuanyi, Liang Xing, Jiang Liwei, Li Xuefeng, Wang Changhui, Hu Jiang, Cheng Gaoming, Jin Zhigang, Wang Lifeng, Zhang Sheng, Wang Qiangjun, Sun Jiangwei
International Meeting for Applied Geoscience and Energy (IMAGE)
... are effectively improved by detailed near-surface Q survey, stimulating well depth design, the joint 3D surface seismic and VSP survey. Introduction...
2023
Integrating legacy data with new towed-streamer acquisition tuned for imaging objectives: A Campos Basin case study
Jon Burren, Derek Unger
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the water. The original CLO data was reprocessed through depth model building and imaging showing good improvement with modern techniques, but it still...
2022
FWI imaging of complex subsalt Mesozoic targets from land to shallow waters
Timmy Dy, Minshen Wang, Sabaresan Mothi, Don Dobesh, Shengda Ding, Oscar Andrade, Pablo Ortega, Alfredo Vázquez Cantú, Silvino Domínguez García, Gerardo López Leyva
International Meeting for Applied Geoscience and Energy (IMAGE)
...FWI imaging of complex subsalt Mesozoic targets from land to shallow waters Timmy Dy, Minshen Wang, Sabaresan Mothi, Don Dobesh, Shengda Ding, Oscar...
2023
Seismic in Understanding a Geological Model: Exploration in the UK Southern North Sea Rotliegend Transition Zone, by Hubert J. M. Dejong, Richard Knight, Ray McClenaghan, Franek Mrozek, #40114 (2004).
Search and Discovery.com
2004
High-fidelity GPR image super-resolution via deep-supervised machine learning
Kai Gao, Carly M. Donahue, Bradley G. Henderson, Ryan T. Modrak
International Meeting for Applied Geoscience and Energy (IMAGE)
... National Laboratory SUMMARY Ground-penetrating radar (GPR) is the tool of choice for fast near-surface structure and anomaly imaging. A clean...
2022
Reducing seismic quantitative interpretation uncertainty in complex geological environments: A case study from offshore Australia
Andrea Paxton, Lianping Zhang, Abdul Kholiq, Lee Davey, Richard Bisley, Dominic Fell, Leo Leon, James Shadlow
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Nichols, and W. Mao, 2012, Inversion after depth imaging: 82nd Annual International Meeting, SEG, Expanded Abstracts, doi: https://doi.org...
2022
Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data
Toktam Zand, Andrzej Gorszczyk, Ali Gholami, Hasan Ghasemzadeh, Alison Malcolm
International Meeting for Applied Geoscience and Energy (IMAGE)
...Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data Toktam Zand, Andrzej Gorszczyk...
2022
Broadband Data from Flat Streamers: Considerations for Acquisition and Processing
Phil Fontona, Edward Hager
Indonesian Petroleum Association
... frequencies as they propagate through the Earth is large (Q-factor), then having improved lows means the wavelet recorded meets the geophysical imaging...
2015