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The AAPG/Datapages Combined Publications Database

Showing 515 Results. Searched 190,739 documents.

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Abstract: LSPSM for Pre-and Poststack Time Lapse Studies; #90187 (2014)

Abdolnaser Yousefzadeh and John C. Bancroft

Search and Discovery.com

... migration artifacts for the same model. Dead receivers in permanently planted geophone surveys will also cause some artifacts in the Kirchhoff migration...

2014

Simultaneous Joint Inversion of Electromagnetic, Gravity and Seismic Data for Thrust Belt and Sub-Basalt Imaging

Virgilio Massimo, Stephen Hallinan, Marco Mantovani

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... as diving waves (pre-migration step) and common image gathers (post-migration step) using standard Kirchhoff migration pre stack algorithm. Figure 4 shows...

2009

2-D and 3-D Prestack Depth Migration for Complex Geologic Structures Offshore Indonesia

M. Murphy, R. Ottolini, R. Estill, E. Lumadyo, M. Mathias

Indonesian Petroleum Association

... visualization quality control. The 3-D migration algorithm is a Unocal proprietary Kirchhoff migration with ray - trace traveltimes and migration...

1996

Try Before You Buy!

Lars Zühlsdorff, Trond Haugland

GEO ExPro Magazine

... but also is most time consuming. Kirchhoff modelling can be limited to P-P reflections from the target zone and is good for migration and velocity...

2020

Improving Structural Imaging

Svein-Erik Sjulsen, Chris Stevens

GEO ExPro Magazine

... to be imaged on the Kirchhoff pre-stack time migration gathers. This enabled much more accurate velocity picking than had previously been achieved. Post...

2007

Application of VTI PSDM for imaging carbonate structures

Seyed Yaser Moussavi Alashloo, Deva Ghosh, Yasir Bashir, Amir Babasafari

Geological Society of Malaysia (GSM)

... Kirchhoff migration to obtain the image of the subsurface. A real dataset, from Sarawak Basin is used to test the algorithm. Finally, we analyze...

2018

ABSTRACT: DEMULTIPLE TECHNIQUES USED IN THE COLUMBUS BASIN FOR THE REMOVAL OF SHALLOW GAS RELATED REVERBERATIONS

Hydal Saeeda

Geological Society of Trinidad & Tobago

... Kirchhoff Pre Stack migration sequence, further obscuring the image of the primary reflections. This combination of problems presents not only...

2007

Geologically Constrained Seismic Imaging in Andean Thrust Belts, #42530 (2020).

Rob Vestrum,

Search and Discovery.com

... the different imaging algorithms: prestack time migration, Kirchhoff depth migration, and reverse-time migration (RTM). More accurate algorithms require...

2020

Abstract: Time Domain Least-squares Prestack Migration; #90172 (2014)

Ricardo C. Rebollo, Mauricio D. Sacchi

Search and Discovery.com

... followed by stacking. Figure 2. a) Prestack Kirchhoff migration. b) Un-regularized (minimum norm solution) prestack time least squares migration. 3...

2014

Optimización de Migración Pre-Apilado en Tiempo Tipo Kirchhoff para Datos Sísmicos 3D en los Llanos Orientales [PAPER IN SPANISH] Migration Optimization of Pre-Stack Kirchhoff Time Type of 3D Seismic Data in the Eastern Plains

María Isabel Prieto, José María Jaramillo

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

...Optimización de Migración Pre-Apilado en Tiempo Tipo Kirchhoff para Datos Sísmicos 3D en los Llanos Orientales [PAPER IN SPANISH] Migration...

2009

Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"

Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng

Indonesian Petroleum Association

.... We propose and demonstrate the use of the AAMO equation as a replacement for the hyperbolic assumptions in prestack Kirchhoff time migration (PrTM...

2000

Integrated Full Waveform Inversion and Dip Constrained Tomography for Complex Carbonate Imaging - Case Study from Indonesia

Yonghe Guo, Jun Wang, Pongga Wardaya, Riaz Alai, M Afiq B Mokhtar, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... resolution depth velocity model. Kirchhoff PSDM is a ray-based migration and has difficulty in handling sharp velocity boundaries. Multi-arrivals...

2018

Abstract: Navigating through the Red Sea Subsalt Structures: A Look-Ahead VSP Case Study from Saudi Arabia; #90319 (2018)

Ali A. Aldawood, Carlos Planchart

Search and Discovery.com

... Kirchhoff migration. The migrated image is remarkable as it better delineates the subsalt reflectors. It also predicts their dip direction, which...

2018

High Resolution Diffraction Imaging of Small Scale Fractures in the Eagle Ford Unconventional Shale Play

A. M. Popovici¹, I. Sturzu¹, I. Musat¹, N. Tanushev¹, and T. J. Moser²

Houston Geological Society Bulletin

..., 2011; Dell and Gajewski, 2011). Figure 1: Details on a fault from a synthetic model. (a) Kirchhoff migration stack using the exact velocity model. (b...

2012

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