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The AAPG/Datapages Combined Publications Database
Showing 17,690 Results. Searched 200,293 documents.
A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods
Kriyanti Setiyono, Ken H. Matson
Indonesian Petroleum Association
...; however, this required the use of an aggressive mute due to the lack of velocity discrimination between primaries and multiples, especially...
2000
Assessing properties of internal multiples for different geologies
Paul Ras, Mikhail Davydenko, Eric Verschuur
International Meeting for Applied Geoscience and Energy (IMAGE)
.... In Figure 7 we see that there isn’t much velocity discrimination between primaries and multiples and a lot of multiples are generated by strong reflectivity...
2022
Abstract: 3D High Resolution Parabolic Radon Filtering, by Pierre Hugonnet, Jean-Luc Boelle, Majda Mihoub, and Philippe Herrmann; #90105 (2010)
Search and Discovery.com
2010
Abstract: Better Imaging of the Subsurface using Primaries and Multiples: A Synthetic Example
Abdul Rahim Md Arshad, Deva Ghosh
Geological Society of Malaysia (GSM)
...Abstract: Better Imaging of the Subsurface using Primaries and Multiples: A Synthetic Example Abdul Rahim Md Arshad, Deva Ghosh EatamahShaImaahR...
2017
MWD for Shallow Water Demultiple: A Hibernia Case Study, #41294 (2014)
Hongzheng Jin, Min Yang, Ping Wang, Yan Huang, Mervyn J. Parry, Yvonne Paisant-Allen
Search and Discovery.com
...-period multiples in shallow water. However, predictive deconvolution by nature attenuates periodic events, without differentiating between primaries...
2014
Abstract: Multiple Suppression in the t-x-p Domain, by Shaunak Ghosh; #90182 (2013)
Search and Discovery.com
2013
ABSTRACT: Gulf of Suez: An Integrated G&G Study for Structural Model Definition, by Manera, Martina; Andreoletti, Clara; De Vincenzi, Luca; Sayed Adb El Fattah, Mohmoud; #90135 (2011)
Search and Discovery.com
2011
Migration Velocity Analysis Using Seismic Multiples, by C. D. Manuel; #90902 (2001)
Search and Discovery.com
2001
Abstract: Initial Wavelet Estimate of EPSI in Shallow Water; #91204 (2023)
Rob Hegge, Rolf Baardman, Roald van Borselen
Search and Discovery.com
... with primaries (and internal multiples). An inversion approach, such as Estimation of Primaries by Sparse Inversion (EPSI), is one of the few methodologies...
2023
Towards flexible demultiple with deep learning
Mario Fernandez, Norman Ettrich, Matthias Delescluse, Alain Rabaute, Janis Keuper
International Meeting for Applied Geoscience and Energy (IMAGE)
... as multiples or primaries is often subjective. Moreover, multiple discrimination in Common Depth Point (CDP) domain relies on the accurate Normal Moveout...
2024
Abstract: Practical Implementation of SRME for Land Multiple Attenuation; #90187 (2014)
Juefu Wang and Shaowu Wang
Search and Discovery.com
... of multiples with Radon transform is dependent on the velocity difference between primaries and multiples. If the difference is too small, Radon...
2014
Abstract: Inverse Scattering Series Internal Multiple Attenuation: A Western Canada Case Study; #90224 (2015)
Frederico Xavier de Melo, Murad Idris, Jason Gardner, Jill Woods
Search and Discovery.com
... based on two distinct structural and environment of the geology between multiples and primaries present in the post-stack data. Internal multiples over...
2015
The Geophysicists' Bane: Multiple Suppression on the North West Shelf
C. R. T. Ramsden, M. R. Hobson, R. Cooper
Petroleum Exploration Society of Australia (PESA)
... moveout between the primaries and the multiples. "" ISl f\) ISl f\) Figure 2: Wireline logs. 1600 9000 ISl w f\) ISl f\) ISl (SJ d...
1988
Extended Abstract: Multiple Attenuation Research
PESA Staff
Petroleum Exploration Society of Australia (PESA)
... which do not rely on a velocity discrimination between multiple and primary events. A general approach called by the group 'wavefield transformation...
1995
Broadband Seismic Technology and Beyond: Part V: PGS's GeoStreamer A Double Win
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... as source wavefield. Imaging from multiples (dashed circles) has a greater extent of illumination than imaging from primaries (solid circles). (B) To image...
2013
Marchenko-based internal multiple attenuation feasibility analysis for a thin-layered media in ultra-shallow water OBN from offshore Middle East
Frederico Xavier de Melo, Suyang Chen, Luis Salinas, Shotaro Nakayama, Nozomi Yamamoto
International Meeting for Applied Geoscience and Energy (IMAGE)
... show most of the internal multiples generated between the seafloor and Horizon 6 interval. Synthetic seismic comparison between primaries (track 3...
2023
Abstract: MWD for Shallow Water Demultiple: A Hibernia Case Study; #90174 (2014)
Hongzheng Jin, Min Yang, Ping Wang, Yan Huang, Mervyn J. Parry, and Yvonne Paisant-Allen
Search and Discovery.com
..., primarily due to cross-talk between multiples. Once the water-layer-related multiples are removed by MWD, SRME can then be applied to predict...
2014
A New Method of Multiple Attenuation: Multiple Identification and Subtraction
Search and Discovery.com
... identified patterns (primaries and multiples) into the Radon domain (t-v), we obtain the Radon transform without resolution problem. The difference between...
2013
Improved approach for the suppression of interbed multiples related with coal strata in the Junggar Basin
Yang Huidong, Li Daoshan, Gong Ting, Lv Yongchang, Miao Yanshu, Zhang Boen
International Meeting for Applied Geoscience and Energy (IMAGE)
.... It is confirmed that the interbed multiples in this area are mainly generated between the coal seams and the overlying strata. On this basis, the problems...
2024
CGG 3D Surface-Related Multiple Modelling: A Unique Approach, #41590 (2015).
David Le Meur, Antonio Pica, Terje Weisser
Search and Discovery.com
..., and, in general, there is no domain, neither time, depth, nor pre or post migrated, where multiples and primaries can be simplified simultaneously. Conventional...
2015
Abstract: A New Method of Multiple Attenuation: Multiple Identification and Subtraction (II); #90171 (2013)
Wen-Jing Wu
Search and Discovery.com
... signal. In the new method we identify and preserve primaries with AVO signal based on above representations and identify and remove multiples...
2013
Deep water OBN multiple prediction from local reflectivity in the Stolt domain
Cesar Ricardez
International Meeting for Applied Geoscience and Energy (IMAGE)
... to a diminishing window between primaries and multiples as the offset increases. Within the realm of predictive deconvolution, this phenomenon...
2024
Work Processes to Mitigate Interpretation Pitfalls in Areas of Severe Seismic Multiples
Carl E. Helsing, Jesse Shaw
Indonesian Petroleum Association
... SEISMIC MULTIPLES Carl E. Helsing* Jesse Shaw* ABSTRACT The combination of a hard seafloor and subsequent velocity inversions in the deep water areas...
2012
Mitigation of the 3D Cross-Line Acquisition Footprint Using Separated Wavefield Imaging of Dual-Sensor Streamer Seismic Data A First Example from Malaysia
Mazin Farouki, Andrew Long, Richard Jones, Yee Ah Chim, Magdalene Tang, Hui LeGleut, Shaoping Lu, Dan Whitmore, Adam Betteridge
Indonesian Petroleum Association
... the classic far offset illumination gaps modeled using primary-only reflections. Higher order multiples will illuminate the area between adjacent sail-lines...
2013
Abstract: Robust Multiple Attenuation Workflow and Flexible Anisotropic Tomography for Better Imaging. Shallow Water Case Study, Gulf of Suez; #90319 (2018)
Ahmed Khaled Ali, Mahmoud Ahmed, Matthias König, Tillmann Roth, Ivica Mihaljevic, Sameh Abdel-Basset, Mahmoud Ouda, Wessam Saleh, Tarek El-Melegy, Hesham Abu El-Saad
Search and Discovery.com
... of Suez, the separation between primaries and multiples becomes more difficult. The water bottom reflection is either not recorded at all or recorded...
2018