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The AAPG/Datapages Combined Publications Database

Showing 584 Results. Searched 195,448 documents.

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An automated cost-effective 3D surface-related multiple elimination workflow

Zhimei Yan, Scott Slaton, Massimiliano Vassallo, Will Sanger

International Meeting for Applied Geoscience and Energy (IMAGE)

... pairs at the regularly spaced DRP locations within the aperture area. The second step is to perform Kirchhoff summation (stacking) of the MCG...

2023

Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations

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

Geological Society of Malaysia (GSM)

... is implemented using either (a) Fourier transform methods, usually with some logarithmic stretch formulation; or (b) Integral or summation (Kirchhoff-style...

1996

Imaging of Fractures and Faults inside Granite Basement Using Controlled Beam Migration (Geophysics Paper 5)

Don Pham, Jason Sun, James Sun, Qingbing Tang, Graeme Bone, Nguyen Truong Giang

Geological Society of Malaysia (GSM)

.... In 2002, a study was carried out in the area using Kirchhoff prestack depth migration, which included horizon-based model building up to the basement...

2008

Abstract: Kirchhoff Prestack Time Migration with Angle Domain Common Image Gathers; #90174 (2014)

Jianhua Pan, Robert Tilson, Gerry Schlosser, and Elvis Floreani

Search and Discovery.com

...Abstract: Kirchhoff Prestack Time Migration with Angle Domain Common Image Gathers; #90174 (2014) Jianhua Pan, Robert Tilson, Gerry Schlosser...

2014

Abstract: Locating the Base of Salt at the K-2 Field, Green Canyon Block 562, Deepwater Gulf of Mexico

John O’Brien, Arnold Rodriguez, David Sixta, Mark Davies, and Phillip Houghton

Houston Geological Society Bulletin

... a prominent structural peak immediately west of this flank. Prestack depth migration using a Kirchhoff algorithm fails to image the base of salt and the subsalt...

2005

Abstract: Beam Migration of Canadian Foothills Datasets; #90171 (2013)

Tianfei Zhu, Terrence Krishnasamy, and Daniel Trad

Search and Discovery.com

... the limitations of Kirchhoff migration in imaging multipathing arrivals, while retaining its flexibility with input geometry and its capability...

2013

Beam Migration for Imaging of Complex Structures

Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki

Indonesian Petroleum Association

... overburden and poor signal to noise, Kirchhoff migration, which cannot handle multi-arrivals, often fails to produce good images of the subsurface...

2009

Reef Delineation by Multiple Offset Borehole Seismic Data Collection: A Case Study

D. E. Miller and L. Dupal

AAPG Special Volumes

..., volume 1: Atlas of Seismic Stratigraphy A new imaging method, closely related to prestack Kirchhoff migration, has recently been proposed for use...

1987

Seismic Migration: Part 7. Geophysical Methods

Ken Larner, David Hale

AAPG Special Volumes

.... The earliest form, Kirchhoff summation migration, intuitively follows the situation depicted in Figure 1. In essence, recorded amplitudes on CMP traces...

1992

High-EffortŽ Seismic Acquisition: Improving Image Detail; #41568 (2015)

David C. Henley, Kevin Hall, Henry Bland, Eric Gallant, Gary Margrave, Malcolm Bertram

Search and Discovery.com

... can be greatly improved, and various multi-channel processing tools, in addition to conventional horizontal summation, can be employed for noise...

2015

Pre-Stack Imaging: Time or Depth? (Paper 25)

Carl Notfors, Peter Whiting, Geoff Mansfield

Geological Society of Malaysia (GSM)

..., with NMO and DMO, only does this approximately. Prestack Kirchhoff imaging avoids approximation and can image seismic data more precisely. Real & synthetic...

2000

Least Square Q-Kirchhoff Migration: Implementation and Application

Xiaodong Wu, Yi Xie, Joe Zhou, Dechun Lin, Yu Wang

Petroleum Exploration Society of Australia (PESA)

...Least Square Q-Kirchhoff Migration: Implementation and Application Xiaodong Wu, Yi Xie, Joe Zhou, Dechun Lin, Yu Wang Least Square Q-Kirchhoff...

2018

Abstract: Hybrid Domain Parallel Algorithm for 3d Kirchhoff Prestack Depth Migration; #90255 (2017)

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

Search and Discovery.com

...Abstract: Hybrid Domain Parallel Algorithm for 3d Kirchhoff Prestack Depth Migration; #90255 (2017) Changhai Zhao, Jianlei Zhang, Guoan Luo, Quanshun...

2017

Pseudo 3D Seismic Generation From Multi-Vintage 2D and 3D Seismic Data for Hydrocarbon Exploration at Eastern Indonesia Basin

Agus Abdullah, Syaiful Basyuni

Indonesian Petroleum Association

... geostatistical method. Pseudo 3D seismic generation utilized Nearest Neighbor Algorithm combined with the Kirchhoff Demigration and Remigration guided by seismic...

2022

Abstract: ENHANCED STRUCTURAL IMAGING USING TTI REVERSE TIME MIGRATION A CASE STUDY OVER THE DHOK SULTAN BLOCK; #90138 (2012)

Syed Firasat Shah, Musharraf Sajjad, Erick Zubay

Search and Discovery.com

... of this study was to apply an advanced TTI anisotropic PSDM workflow with both RTM and Kirchhoff final migrations to minimize these structural...

2012

Abstract: Improved Subsurface Imaging through Reverse Time Migration: A Synthetic Case Study; #90255 (2017)

Pradeep Mahadasu

Search and Discovery.com

... the two fields. The present research work compares the results of the Kirchhoff Prestack Depth Migration (Kirchhoff PSDM) and Reverse Time Migration...

2017

Abstract: Influence of Error in Estimating Anisotropic Parameters on VTI Depth Imaging; #90255 (2017)

S. Y. Moussavi Alashloo, D. P. Ghosh, W. Y. Wan Ismail

Search and Discovery.com

... in isotropic and anelliptic VTI concept to obtain seismic traveltimes required for Kirchhoff depth migration algorithm. Another objective is to study...

2017

Extended Abstract: What is Wave Equation Pre-stack Depth Migration? An Overview

Andrew Long

Petroleum Exploration Society of Australia (PESA)

..., several advances have been made during recent years in the area of data regularisation, thereby all owing the successful implementations of non-Kirchhoff...

2004

Seismic Imaging Improvements in the Bolivian Fold-and-Thrust Belt Through Psdm

A. Rocha, J. Subia

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... propagation time will appear at the A position. Post stack time migration (Kirchhoff summation) will tend o take that as the hyperbola apex, collapsing...

2006

Hybrid 3D Marine Towed-Streamers and Ocean-Bottom Nodes Survey - Challenges and Solutions for Seismic Data Processing and Imaging

Wai Leng Cheah, Wong Li Ming Joyce, Evonne Hooi Rong Yu, Artem Sazykin, Gavin Menzel-Jones

Indonesian Petroleum Association

... are well populated with consistent coverage, thereby resulting in proper summation of the migration operators and an improved migration image. A comparison...

2019

Validating Conductive Fracture Imaging With Cross-well Strain and Permanent Fiber Optic Flow Profiling

Scott Taylor, Anton Reshetnikov, Anna Nazarova

Unconventional Resources Technology Conference (URTEC)

... complete isochrone. The right panel of Figure 1 shows imaging process of Fresnel Volume Migration. Dotted line represents Kirchhoff summation surface, blue...

2023

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