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The AAPG/Datapages Combined Publications Database
Showing 17,696 Results. Searched 200,357 documents.
Interpolation, PSTM, AVO, and a Thin Gas Charged Viking Shoreface in West Central Alberta; #41555 (2015)
Lee Hunt, Scott Hadley, Mark Hadley, Jon Downton, Bashir Durrani
Search and Discovery.com
... of this contrasting AVO effect. The structural setting demanded the use of PSTM gathers for the analysis. Unfortunately, the 3D coverage in the area has coarse...
2015
Numerical modeling of PP and PS reflections in DAS VSP
Joseph J. Cherayil, James L. Simmons
International Meeting for Applied Geoscience and Energy (IMAGE)
.... In Equation 2, the strain rate can be calculated using the gauge length and differences in the particle velocity between points on the DAS fiber, where ε...
2024
Abstract: Straight-Ray Datuming in 3-D Media: Fast and Flexible, by Tariq Alkhalifa, Henk Innemee, and Chris Benson; #90077 (2008)
Search and Discovery.com
2008
Gaining Insight into Formation Anisotropy Using Full Azimuth Imaging and Analysis Tools
Duane Dopkin, Anat Canning, Philip Neri
Petroleum Exploration Society of Australia (PESA)
...Gaining Insight into Formation Anisotropy Using Full Azimuth Imaging and Analysis Tools Duane Dopkin, Anat Canning, Philip Neri feature sponsor...
2010
Seismic Imaging of the Overturned Limb of a Footwall Syncline in the Alberta Foothills of the Canadian Rocky Mountains and Its Impact on Exploration; #30533 (2017)
Andrew C. Newson
Search and Discovery.com
... consistent velocity scans for the portions with low S/N ratio and Common Reflection Point (CRP) tomography. The selection of the appropriate velocity...
2017
Niobrara Surface Seismic Data - Resolution Enhancement and Reservoir Characterization Through Wavefield Re-Datuming and Inversion
Search and Discovery.com
N/A
Simultaneous inversion of velocity and reflectivity for enhanced seismic imaging
Yang Yang, Sriram Arasanipalai, Nizar Chemingui, Neil Paddy, Nicholas Montevecchi, David McCallum
International Meeting for Applied Geoscience and Energy (IMAGE)
... that are not well imaged. velocity model in the deeper sections achieved using reflection data. The inverted reflectivity shows uplift in imaging allowing...
2022
Prestack inversion and amplitude variation with offset attributes as hydrocarbon indicators in carbonate rocks: A case study from the Illinois Basin
Jacob T. Murchek, Paul McColgan, Lindell C. Bridges, Ernest C. Hauser, and Doyle R. Watts
AAPG Bulletin
...), New Albany Shale (NAS), and the Borden Group (GP) are picked and tied to their respective locations on the analogue seismic data. Common depth point...
2023
A case study using FWI to image pre-Messinian target in the East Mediterranean Sea
Jyoti Kumar, Marcus Bell, Tamer Darwish, Mai Ahmed, Mahmoud Ahmed, Moataz Ahmed
International Meeting for Applied Geoscience and Energy (IMAGE)
... degrade the imaging of sub-salt targets even when after successfully obtaining optimum velocity models using existing datasets. Complex interaction...
2022
Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4
Norman S. Neidell, J. H. Beard, Ernest E. Cook
AAPG Special Volumes
... of the moveout curve in common-depth point (CDP) imaging. Fig. 4. An example seismic velocity analysis discussed in this paper. End_Page 52...
1985
Abstract: Effects of Lateral Heterogeniety Scales on AVO Trends; #90174 (2014)
Ramin Saleh, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
... but never studied in detail using the conventional common mid point (CMP) analysis. In this work we use elastic forward modeling to investigate...
2014
Geologically Constrained Seismic Imaging in Andean Thrust Belts, #42530 (2020).
Rob Vestrum,
Search and Discovery.com
... is structure? • Have we optimized the 2200 3769 Results Following the workflow in Figure 1, we migrate the gathers using the interpreted velocity model...
2020
Abstract: Seismic Imaging near and within the Basement Offshore Malaysia; Including Comparisons of Imaging Algorithms (Geophysics Paper 19)
Nabil El Kady, M. Shah Sulaiman, Zabidi M Dom, Tang Wai Hoong, Lee Mei Lu, Pavel Vasilyev, Martin Bayly
Geological Society of Malaysia (GSM)
.... The position of this event was certainly not geologically plausible. Upon inspection of the Common Image Point (CIP) gathers, this data was observed...
2011
Advanced Reprocessing and Imaging: Enhancing Legacy Surveys
Dominic Fell, Shane Westlake, Richard Patenall, Jennifer Badry
Petroleum Exploration Society of Australia (PESA)
... of the primary events on depth migrated CIP (common image point) gathers, particularly below the Cretaceous unit at approximately 3 km depth. With more...
2016
Imaging below Seafloor Canyons and other Rugose Features
Dominic Fell, Kiran Dyal, Tony Hallam, Sebastian Nixon
Australian Petroleum Production & Exploration Association (APPEA) Journal
...., and Charles, S. (1998). Automated 3D tomographic velocity analysis of residual move-out in prestack depth migrated common image point gathers. 68th Annual...
2017
Application of Robust Noise Reduction on a Land 3D Seismic Data
Agus Abdullah, Jesse Shaw
Indonesian Petroleum Association
... estimates can then be obtained as s ˆ sp = o vn ˆ and v p = vn so = λr f . Once all shots are processed for the phase velocity estimates using...
2012
Abstract: Seaward-Dipping Reflectors and the Mode of Extension: Implications for Magma-Influenced Continental Breakup; #90310 (2017)
Carl McDermott, Jenny Collier, Lidia Lonergan, Ken G. McDermott
Search and Discovery.com
..., Uruguay and Brazil. We constrain our geological interpretation using detailed velocity analysis of high-quality pre-stack seismic gathers, along three...
2017
Abstract: Getting Something for Nothing: Noise Attenuation in an Aliased World; #90174 (2014)
David C. Henley
Search and Discovery.com
... effective ways to deal with source-generated coherent noise, which often contaminates seismic reflection records, is to record the data in the field using...
2014
Sensitivity Analysis of Preserved Amplitude Seismic Images for Reservoir Studies
Search and Discovery.com
N/A
Resolution of Seismic Attributes in Defining Fracture Systems
Yongyi Li
Search and Discovery.com
.... These methods include azimuthal velocity analysis, azimuthal AVO analysis, and the methods calculating the similarity between adjacent traces such as coherence...
Unknown
Resolution of Seismic Attributes in Defining Fracture Systems
Yongyi Li
Search and Discovery.com
.... These methods include azimuthal velocity analysis, azimuthal AVO analysis, and the methods calculating the similarity between adjacent traces such as coherence...
Unknown
Uncertainty analysis of full-waveform velocity inversion
Kai Yao, Han Yin, Lian Duan, Yu Zhang, Feng Chen, Huili He, Mourad Khdhaouria, Lamia Rouis
International Meeting for Applied Geoscience and Energy (IMAGE)
... this problem is the uncertainty analysis of the model update or the gradient in FWI. We address this concern using delay-time common image gathers (DTCIGs...
2024
Velocity model building with a time shift objective function: Gulf of Mexico examples
Yi Yang, Ken Matson, Tadas Krupovnickas, Mark Huiskes, Rene-Edouard Plessix, Sijmen Gerritsen
International Meeting for Applied Geoscience and Energy (IMAGE)
...lt velocity model building. We performed a transmission kernel analysis with the initial model in the testing area. The estimated wave path between sour...
2022
2D isotropic and vertical transversely isotropic RTM using SEG Hess VTI Model
Richa Rastogi, Abhishek Srivastava, Monika Gawade, Nithu Mangalath, Laxmaiah Bathula, Bhushan Mahajan, Suhas Phadke
International Meeting for Applied Geoscience and Energy (IMAGE)
... is acoustic velocity, p is acoustic pressure, t is time, U is dimensional parameter and us is shot location. Equation (1) is implemented using...
2022