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The AAPG/Datapages Combined Publications Database
Showing 701 Results. Searched 200,673 documents.
Improve Subsalt Image with Wide Azimuth Data in the Gulf of Mexico, Lin, Dechun, #90100 (2009)
Search and Discovery.com
2009
Subsalt Seismic Imaging Advances in the Mexican Petroleum Provinces
Search and Discovery.com
N/A
Taking Advantage of RTM Surface Offset Gathers for Iterative Salt Modeling and Subsalt Reservoir Image Enhancement
Search and Discovery.com
N/A
The Magic of Depth Imaging in a Complex Geological Setting - A Case Study from Upper Indus Basin
Search and Discovery.com
N/A
Abstract: Improved Imaging of a Fold and Thrust Belt Regime, Onshore Trinidad, by Means of the Common Reflection Surface (CRS) Method; #90238 (2015)
Dennis Otto, Philip Schlueter, Terrell Dhanpaul, Samuel Ragbir, Curtis Archie, and Nancy Gallai-Ragobar
Search and Discovery.com
... used as input to a Kirchhoff PreSTM and the improved S/N ratio was transferred into the prestack migrated domain. Again, the migration velocity...
2015
Abstract: Reservoir Surveillance Case Study for a Steam Flood Project in Kuwait; #90310 (2017)
Amal Al-Murtairi, Zu Biao Ren, John Tinnin, Antoine Paré
Search and Discovery.com
... efficiency and removing human error. Resulting data was processed and imaged with proprietary 3DVSP Kirchhoff depth migration algorithms. Due...
2017
-- no title --
user1
Search and Discovery.com
...-layer, non-linear slope tomography updates were run to update the velocity model and enhance the image. Kirchhoff depth migration was performed...
Unknown
Abstracts: Color Correction for Gabor Deconvolution: A Test with Field Data; #90173 (2015)
Peng Cheng, Gary F. Margrave, David C. Henley
Search and Discovery.com
..., stacking, poststack Gabor decon, and Kirchhoff time migration. For the plain Gabor deconvolution case, both prestack and poststack deconvolution were...
2015
Application of poststack image enhancement with dip-guided selective stacking in southern Gulf of Mexico
Janet Ravelo-Cervantes, Ricardo Francisco Castrejon-Martinez, Julio Cesar Hernandez-Villalobos, Raul Ysaccis, Said Hernandez-Jaramillo, Doan Saavedra-Castaneda
International Meeting for Applied Geoscience and Energy (IMAGE)
... to apply this process was the difficulty to interpret geological horizons in the Kirchhoff pre-stack depth migration (KPSDM) image due to significant...
2022
High resolution imaging using multiples A North Sea case study
Chandan Kumar, Rodney Johnston, Petr Jilek, Xiaolei Song, Mikhail Davydenko
International Meeting for Applied Geoscience and Energy (IMAGE)
... In this paper, we propose a workflow based on least-squares full wavefield migration (LS-FWM). It can make use of raw hydrophone and geophone data...
2024
2D Seismic Lines Reprocessing Using Prestack Time Migration: Case Study of the Solimões Basin, by Ronan M. Avila and Leo R. Nascimento, #10231 (2010).
Search and Discovery.com
2010
DAS microseismic reflection imaging for hydraulic fracture and fault zone mapping
Yuanyuan Ma, Jonathan Ajo-Franklin, Avinash Nayak, Xiaoyu Zhu, Julia Correa
International Meeting for Applied Geoscience and Energy (IMAGE)
... Acoustic Sensing (DAS). The imaging technique treats microseismic events as high-frequency sources and applies prestack Kirchhoff migration to each...
2023
Abstract: To TTI or not to TTI? Semi-Automated 3D Tomographic Velocity Analysis in the Canadian Foothills: A Case History; #90211 (2015)
Sylvestre Charles, David Mitchell, Rob Holt, Jiwu Lin, and John Mathewson
Search and Discovery.com
... tracing based traveltime table generation of the Kirchhoff migration. Smoothing of the velocity model is usually performed to reduce these instabilities...
2015
Abstracts: Fracture Analysis with Interpolation Before Prestack Migration; #90173 (2015)
Ye Zheng, Warren Upham, and Mark Ng
Search and Discovery.com
... to economic and environmental reasons, but migration algorithms require evenly sampled data. Kirchhoff migration can handle irregularly sampled data...
2015
Getting it Right the First Time in the Ceduna Sub-Basin: Regional and Target Depth Imaging in a Frontier Setting
Weidi Koh
Australian Petroleum Production & Exploration Association (APPEA) Journal
... execution. Keywords: amplitude versus offset (AVO), depth imaging, dual sensor, frontier basin, Great Australian Bight, prestack depth migration...
2017
Abstracts: Making New with Old: Reprocessing Vintage Seismic Data from the Western Arctic Islands using Modern Methods; #90173 (2015)
Mathieu J. Duchesne, Virginia I. Brake, and Tom Brent
Search and Discovery.com
... Kirchhoff time migration for hyperbola present at greater time depths (>3 secs) (Figure 1). Frequency content of the sections has been harmonized to limit...
2015
Abstract: Imaging Oblique Reflectors with Prestack Migration; #90174 (2014)
John C. Bancroft, Thais Guirigay, and Helen Isaac
Search and Discovery.com
...Abstract: Imaging Oblique Reflectors with Prestack Migration; #90174 (2014) John C. Bancroft, Thais Guirigay, and Helen Isaac AAPG Datapages/Search...
2014
Know Before You Go!
Lars Zühlsdorff, Trond Haugland
GEO ExPro Magazine
... suitable for migration tests. Using different background models for Kirchhoff target migration, i.e., different velocity fields, the effect...
2021
What do acoustic FWI derived amplitudes mean in terms of elastic properties?
Dhananjay Kumar, Ana Garcia-Ceballos, Joe Dierkhising, Abigail Maxwell, Akkel Paul
International Meeting for Applied Geoscience and Energy (IMAGE)
... al., 2021) to derive P-wave velocity (Vp), S-wave velocity (Vs) and density (ρ). However, the more common practice to save cost and run acoustic FWI...
2024
Migración Sísmica Anisótropa 3D en Tiempo y en Profundidad antes de Apilamiento por el Método de Kirchhoff en el Campo Soto Mapiri, Este de Venezuela. [PAPER IN SPANISH] 3D Anisotropic Seismic Migration Time and in Depth before Stacking by the Kirchhoff
A. A. Ortega, D. Sekulic, J. Crowther, C. Gordillo, Y. Lopez, M. Gomez
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
.... [PAPER IN SPANISH] 3D Anisotropic Seismic Migration Time and in Depth before Stacking by the Kirchhoff A. A. Ortega, D. Sekulic, J. Crowther, C...
2006
A recipe for practical iterative LSRTM with synthetic and real data examples from Brazil
Valeriy Brytik, Gopal Palacharla, Rishi Bansal, Diwi Snyder, Xu Li, Young Ho Cha, Partha Routh, Inma Dura-Gomez, Dmitriy Pavlov, Carey Marcinkovich
International Meeting for Applied Geoscience and Energy (IMAGE)
... dependent on the choice of the de-migration operator. In practice, if only image-domain LSRTM is intended, simple derivations below show...
2022
Geological Principles of Imaging Permian Salt Bodies in the North Sea and Irish Sea, #40779 (2011)
Gavin H. Ward
Search and Discovery.com
... to match Reverse Time Migration frequency range 3D Depth migrated Reverse Time Migration shown with gain to match Kirchhoff amplitude decay Back...
2011
Multiple attenuation using 3D SRME with targeted demigration
Marin Petkovic, Ahmed Abouserie, Zhen Wang, Brad Wray
International Meeting for Applied Geoscience and Energy (IMAGE)
..., the WB-BOS peg-leg residual multiples persisted (Figure 1c). Introduction Conventional SRME limitations Most migration techniques are based on a single...
2024
Abstracts: General Anisotropic Travel Times A Purpose Built Solution; #90173 (2015)
R. Phillip Bording
Search and Discovery.com
..., Banff, Canada, May 2008. [12] L. He, and R. P. Bording, A Monte Carlo method based travel-time calculation in Kirchhoff modeling and migration, CGU...
2015