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The AAPG/Datapages Combined Publications Database
Showing 17,709 Results. Searched 200,663 documents.
Deep neural networks for 1D impedance inversion
Vladimir Puzyrev, Anton Egorov, Anastasia Pirogova, Chris Elders, Claus Otto
Petroleum Exploration Society of Australia (PESA)
... networks can predict velocity models from new data in a few milliseconds, which makes this data-driven approach especially important...
2019
Salt Related Volume Interpretation: An Example of Utilizing Volume Interpretation Software with Challenging Data Quality
Adam M. Seitchik
GCAGS Transactions
.... By interactively animating through data and changing view angles, interpreters can effectively distinguish good signal from noise, identify residual multiples...
2006
Abstract: Optimising Reservoir Characterisation Through Seismic Data Conditioning: A Case Study of Block22/NCMA4, Trinidad; #90238 (2015)
Dale Baptiste, Russ Creath, and Vishal Nagassar
Search and Discovery.com
... offset gathers showed a Class IV response (low impedance with a dimming of amplitude with increased offset). This mismatch between well-based...
2015
The Benefit of 3D Seismic Data for Muda Reservoir Characterization from ABC Discovery, South Natuna Sea Block B, West Natuna Basin
Pintarwan Sasi Kirana, Retno Wijayanti, Salwan Suheri
Indonesian Petroleum Association
... residual multiples and shallow gas pockets overlaying the Muda reservoirs causing amplitude attenuations and push-down at the objective intervals. Optimal...
2024
Abstracts: On the Extraction of Seismic AVF Information and the Inversion of Anelastic Reflectivity; #90173 (2015)
Chris Bird, Kristopher Innanen, Laurence Lines
Search and Discovery.com
... method which uses the shift in average frequency between two points to estimate Q (Quan and Harris, 1997). It has been observed that strong absorptive...
2015
Abstract: Rumblings from the Laboratory: Past, Present, and Future
Carl H. Sondergeld
Houston Geological Society Bulletin
... was conducted to develop a better understanding of the correlations between compressional velocities, composition, density, porosity, and pore fluid...
2010
Abstract: 3-D, 3-C Seismic Characterization of Porosity and Lithology at Joffre Field, Alberta, Canada, by J. F. Arestad, T. L. Davis, and R. D. Benson; #90952 (1996).
Search and Discovery.com
1996
Innovative seismic surveying and imaging in Bonaparte Basin for future energy resources
David Barlass, Shivaji Maitra, Nigel Seymour
Australian Energy Producers Journal
.... These layers have histor ically posed challenges for seismic imaging, generating strong multiples and complex shallow velocity fields. Offshore...
Unknown
Common Reflection Surface (CRS) Stack: Limitations and Opportunities for High-Resolution Seismic Imaging; Real Data Cases
M. S. Jaya, E. A. Sentani, Yendri, Widjonarko, D. Santoso
Indonesian Petroleum Association
... only, i.e., no special means is provided to overcome different kind of multiples. By modifying a so-called constrained automatic CMP stack...
2007
A Practical Review of Migration Issues and Solutions; #40723 (2011)
Ian F. Jones
Search and Discovery.com
..., the method of velocity model building must be tailored to the type of depth migration algorithm we intend to use. We nowadays commonly have available...
2011
Collection and Processing of Digitized Acoustic Log Data
R. A. Broding J. L. Poole
CSPG Bulletin
...., and Berry, James E., 1956, "Application of Continuous Velocity Logs to Determination of Fluid Saturation of Reservoir Rocks," Geophysics, Vol. 21, pp...
1960
Entrainment and Distribution of Different Sand Sizes Under Water Waves
Peter Nielsen
Journal of Sedimentary Research (SEPM)
... to ripple height and boundary-layer thickness. Those experiments show that between different experiments there is little discrimination as to what grain...
1983
Chapter 12: The Discovery Process behind the Giant Johan Sverdrup Field
Hans Chr Rønnevik, Arild Jørstad, Jan Erik Lie
AAPG Special Volumes
... lines to distinguish primaries from multiples. Figure 5. The vintage 3-D seismic data that was used in the initial exploration phase covers most...
2017
Oil Sands Reservoir Characterization: A Case Study at Nexen/Opti Long Lake
Laurie Weston Bellman
Search and Discovery.com
... square mile are drilled and cored to obtain enough data to be confident in defining a SAGD1 project area. Even then, significant variations occur between...
Unknown
Oil Sands Reservoir Characterization: A Case Study at Nexen/Opti Long Lake
Laurie Weston Bellman
Search and Discovery.com
... square mile are drilled and cored to obtain enough data to be confident in defining a SAGD1 project area. Even then, significant variations occur between...
Unknown
Abstract: 3D Reservoir Characterization in the Grand Rapids; #90172 (2014)
Laurie Weston Bellman, Marnie E. Connelly
Search and Discovery.com
... Wireline logs directly (or indirectly) measure Pwave velocity, S-wave velocity and density. From these measured logs, the rock physics attributes lambda...
2014
Abstract: Application of Acoustic Waveform Tomography to Marine Seismic Reflection Data Contaminated with Strong Guided Waves; #90187 (2014)
Rajesh Vayavur and Andrew. J. Calvert
Search and Discovery.com
... which are highly dispersive in nature. We show that, it was possible to obtain a reasonable P-wave velocity model by careful preconditioning of the data...
2014
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
... geology is complex, with extremely shallow waters and a hard water bottom generating high amplitude short period multiples, and thinly bedded high...
2023
Sub-Basalt Geology, Deepwater Offshore India; #41008 (2012)
Roberto Fainstein, Rajesh Kalra, S. Chandrashekkar, and C. Visweswara Rao
Search and Discovery.com
... to enhance bandwidth in the lower frequencies - Longer offsets for better velocity analysis and discrimination Acknowledgement Data courtesy of ONGC...
2012
Utilizing Geological-Geophysical Cooperation for Successful Exploration: Abstract
Lawrence Y. Faust
Tulsa Geological Society
... of geologists and geophysicists overlap to considerable degree, but it is most important to recognize also the differences between them. This was illustrated...
1963
High-fidelity full-waveform imaging via impedance inversion
Feng Chen, Yu Zhang, Lian Duan, Weishan Han, Yilong Qin, Qianggong Song
International Meeting for Applied Geoscience and Energy (IMAGE)
... including multiples and ghosts using equation (1) and the exact velocity (Fig. 3a) and density (Fig. 3b) models. A typical common shot gather...
2023
Comparison of an Estimated Shear Wave Log with a Measured Shear Wave Log, by Felix Oghenekohwo, George Smith; #40687 (2011)
Search and Discovery.com
2011
Abstract: Regional Geology of Deep Water Salt Architecture, Offshore Gulf of Mexico, by Abu Chowdhury and Simon Lopez-Mora; #90032 (2004)
Search and Discovery.com
2004
Abstract: Regional Deep Water Salt Geology, Offshore Nova Scotia, Canada, by Abu Chowdhury and Landis Newbanks; #90039 (2005)
Search and Discovery.com
2005
New Insights into the North Makassar Basin: Revitalizing the Data Brings New Prospectivity
Marcin Przywara, Jo McArdle, Adriana Sola
Indonesian Petroleum Association
.... The Makassar MC3D dataset has been acquired by PGS MultiClient in 3 stages between 1999 and 2001, ending in approximately 8229 sqkm of full fold area...
2016