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The AAPG/Datapages Combined Publications Database

Showing 583 Results. Searched 195,372 documents.

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Angle Gathers for Gaussian Beam Depth Migration, #41593 (2015).

Samuel Gray

Search and Discovery.com

... been the prevalence of Kirchhoff migration, which is flexible enough to produce such gathers very easily, and part of the reason is the analogy...

2015

Abstract: Duplex Wave Migration … Imaging Vertical Boundaries; #90211 (2015)

Brian Link and Naum Marmalevsky

Search and Discovery.com

... through KTI offices. Introduction to duplex waves Conventional Kirchhoff migration schemes assume that the kinematics of the ray path travel time...

2015

Improved Structural Imaging of the Karama Seismic Survey Using Anisotropy Kirchhoff and Beam Depth Migration

Zbigniew Ostapiuk, Bee Jik Lim, Martin Bayly

Indonesian Petroleum Association

...Improved Structural Imaging of the Karama Seismic Survey Using Anisotropy Kirchhoff and Beam Depth Migration Zbigniew Ostapiuk, Bee Jik Lim, Martin...

2012

Hybrid Domain Parallel Algorithm for 3D Kirchhoff Prestack Depth Migration; #10928 (2017)

Changhai Zhao, Jianlei Zhang, Guoan Luo, Quanshun Cui, Chengxiang Wang

Search and Discovery.com

...Hybrid Domain Parallel Algorithm for 3D Kirchhoff Prestack Depth Migration; #10928 (2017) Changhai Zhao, Jianlei Zhang, Guoan Luo, Quanshun Cui...

2017

Application of Anisotropic 3D Reverse Time Migration to Complex North Sea Imaging; #41573 (2015)

M. A. Hall, I. F. Jones, M. C. Goodwin, I. D. Berranger, H. Zhou, P. A. Farmer

Search and Discovery.com

... depth migration is usually performed using a Kirchhoff scheme for modest structural problems with steep dips. For structures where multi-valued ray-paths...

2015

Abstract: Full Waveform Inversion Algorithm using Time Imaging Methods; #90174 (2014)

Hassan Khaniani, John C. Bancroft, Gary F. Margrave, and Eric von Lunen

Search and Discovery.com

... in a solution of the inverse problem using Prestack Kirchhoff Time Migration (PSTM) for gradient calculation and a de-migration for updating process. Theory...

2014

Abstract: Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations (Paper 23)

Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau

Geological Society of Malaysia (GSM)

... by Geological Society of Malaysia (GSM) 409 The Dip Movement processor in seismic data processing, or partial migration before stack is an auxiliary...

1995

Abstract: Challenges in AVO Compliant Processing of Multiple Surveys; #90171 (2013)

Greg Cameron, Josef Heim, Frederik Horn, and Andy Dyke

Search and Discovery.com

.... A common offset Kirchhoff Pre-Stack Time Migration doesn’t require regularly sampled input data; but will show more footprint and amplitude...

2013

Abstract: Challenges in AVO Compliant Processing of Multiple Surveys; #90171 (2013)

Greg Cameron, Josef Heim, Frederik Horn, and Andy Dyke

Search and Discovery.com

.... A common offset Kirchhoff Pre-Stack Time Migration doesn’t require regularly sampled input data; but will show more footprint and amplitude...

2013

Abstract: Seismic Subsalt Imaging in a Complex Salt Basin; #90254 (2016)

Ricardo Bertolotti, Pedro Baptista, Alastair Beach, Radmila Tatalovic, John Aitken, Adnan O. Bu Fateem, Khalfan Almansoori

Search and Discovery.com

... sub-salt visualisation. These include seismic acquisition parameters and techniques through to innovative migration algorithms that have been tested...

2016

Abstract: Integrated Imaging of VSP and OBS Data in the Angle Domain; #90254 (2016)

Leon Hu

Search and Discovery.com

... features such as sand stringers. This paper illustrates a Kirchhoff-based prestack depth migration method for VSP and OBS data to produce angle domain...

2016

Abstract: Pre-Stack Depth Imaging in Complex Thrust-Belt Environment: A Case Study from Cohat Basin, Onshore Pakistan; #90319 (2018)

Hany M. Hussein, Mohamed Baioumy, Tamer Saleh, Olga Zdraveva, Moataz Soufy, Ghada Mohamed, Hossam Abdel Wahab, Sajid Mahmood, Muhammad Noor Asim, Shaukat Khan, Ivica Mihaljevic

Search and Discovery.com

...) Kirchhoff depth migration (KDM) depth images show the expected improvement over time-domain equivalents. Accurate velocity model building remains the key...

2018

II. Migration to Remedy Geometric Distortions

Robert E. Sheriff

AAPG Special Volumes

... and Kirchhoff migration wave-equation migration (finite-difference migration and frequency-domain migration of several kinds). This list is rather...

1981

Latest imaging advancements in Suriname shallow waters

Jing Yang, Zhihua Sun, Zhihua Su, Bei Hu, Nicolas Chazalnoel

International Meeting for Applied Geoscience and Energy (IMAGE)

... in Suriname shallow waters Figure 2: Kirchhoff migration: (a) before demultiple, (b) after MWD+SRME, (c) after IMA, and (d) Marchenko-based IMA model...

2023

Depth Imaging „ Seeing the Invisible

Vetle Vinje

GEO ExPro Magazine

... a solution of the wave equation using a ray approximation is used in Kirchhoff and Beam Migration. The main differences between these methods, which all have...

2010

Aplicación de la Migración por Haces Gaussianos 2D en Imágenes de Cinturones Plegados [PAPER IN SPANISH] Implementation of Gaussian Beam Migration from 2D images of the Folded Belt

César Agón, Flor Vivas, William Agudelo

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

.... 1992b, Migration by the Kirchhoff, slant stack, and Gaussian beam methods:Colorado School of Mines Center for Wave Phenomena Report 121. 9. Stockwell J...

2009

Abstract: 3D Seismic Imaging in the Pakistan Foothills: A Case History; #90172 (2014)

Victor Dolgov, Rob Vestrum, Jon Gittins, Géza Wittman

Search and Discovery.com

...) to 1500 m (red). The shooting geometry is spatially irregular and the elevation variation is large. Kirchhoff migration is the most robust seismic...

2014

Abstract: Near-surface Issues in TTI Wave Equation Migration from Topography; #90171 (2013)

Chuck Ursenbach, Richard A. Bale, and Samuel H. Gray

Search and Discovery.com

... [email protected] Summary Wave-equation migration, which uses more accurate wavefield extrapolation techniques than ray-based Kirchhoff...

2013

Abstract: Applying of high-technology algorithms for high-quality seismic and velocity products: Nile Delta, offshore Egypt; #90254 (2016)

Mahmoud M. Abu Shabana, Abdallah Ibrahim

Search and Discovery.com

... Inversion followed by reflection tomography to update the velocity model then depth migration using both Kirchhoff pre stack depth migration (KPSDM...

2016

Abstract: Revealing the True Subsurface Image of Nile Delta, Offshore Egypt; #90255 (2017)

Mahmoud Shabana

Search and Discovery.com

... both Kirchhoff pre stack depth migration (KPSDM) and Reverse Time Migration (RTM) algorithms. We have demonstrated a successful approach for building...

2017

Will Lebanon be the Next Oil Province?

Øystein Lie, Jörn Fürstenau, John Comstock, Petroleum Geo-Services

GEO ExPro Magazine

... modern noise attenuation, to provide consistent high quality data. All MC3D surveys will be available with pre-stack depth migration (PSDM...

2013

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