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The AAPG/Datapages Combined Publications Database
Showing 36,589 Results. Searched 195,372 documents.
Hybridised Weighted Boot-Strap Differential Semblance
Hamish Wilson, Lutz Gross
Petroleum Exploration Society of Australia (PESA)
... of this final model is velocity analysis. Conventional normal moveout (NMO) velocity analysis is utilised to produce a move-out or stacking velocity field...
2016
Basic Seismic Processing: Part 7. Geophysical Methods
Peter M. Duncan
AAPG Special Volumes
... m on either end. The offset related curvature of the reflections is due to normal moveout. (b) Normal moveout correction (NMO) has been applied...
1992
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... also acknowledge Mark Ng for his help in Radon processing. References Grachka, V. and Tsvankin, I., 1998, 3-D description of normal moveout...
Unknown
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... also acknowledge Mark Ng for his help in Radon processing. References Grachka, V. and Tsvankin, I., 1998, 3-D description of normal moveout...
Unknown
Abstract: New Seismic Technology in Acquisition & Processing Re-Opens Areas for Pre-Tertiary Exploration in Eastern Indonesia
Andrew Cochran
Southeast Asia Petroleum Exploration Society (SEAPEX)
... normal moveout (NMO) and subsequently muted before stacking. The ability to use a full Kirchhoff algorithm in pre-stack time migration (PrSTM), or UTMOST...
2001
Abstract: Seismic Data Gather Conditioning for Prestack Seismic Data Inversion; #90319 (2018)
Gang Yu, Yusheng Zhang, Ximing Wang, Xing Liang, Benjing Liu, Scott Singleton, Maggie Smith
Search and Discovery.com
... signal/noise ratio, removing NMO stretch and aligning reflection events. Velocities from residual moveout (RMO) analysis on individual sectors were used...
2018
ABSTRACT: Crooked CDP Lines and Structure; Whose Fault Is It?; #90019 (2003)
Edward R. Tegland
Search and Discovery.com
... Moveout (NMO) and other time correctional processes. We will demonstrate the behavior of the data relative to the choice of traverse line orientation using...
2003
2-D Seismic Reflection Imaging of the Bennett Thrust Fault in the Indio Mountains of West Texas; #30519 (2017)
Alan Vennemann, Marianne Karplus, Galen Kaip, Steve Harder
Search and Discovery.com
... Analysis 4. Velocity Analysis 5. Normal Moveout Corrections (NMO) 6. Create Database Files 7. Dip Moveout Corrections (DMO) 8. PostStack Signal...
2017
Abstract: Structurally-Consistent Interval Velocity Variation with Azimuth; #90187 (2014)
Darren Schmidt, Alicia Veronesi, Chris Davison, and Jeff Durand
Search and Discovery.com
... Dix equation and analytic treatment of normal moveout velocity for anisotropic media: Geophysical Prospecting, 47, 117-148. Tsvankin, I., 1997...
2014
Abstract: AVAZ and VVAZ Practical Analysis to Estimate Anisotropic Properties; #90224 (2015)
Yexin Liu
Search and Discovery.com
... media, the offset normal moveout can be expressed without consideration of azimuthal variations: Ξπ‘ 2 π = 2π ππππππ‘ππ£π π 4 π2 πππ 2...
2015
All that wobbles isnΒt necessarily azimuthal anisotropy
Helen Debenham, Jennifer Badry, Mohamed Megebry
Petroleum Exploration Society of Australia (PESA)
... rotates, the isotropic normal moveout (NMO) correction is either overcorrecting or under-correcting the data, resulting in wobbles. This suggests...
2019
Abstract: A Comparison of Standard Migration with EOM for Hussar Data; #90174 (2014)
Thais A. Guirigay, John C. Bancroft, and J. Helen Isaac
Search and Discovery.com
... is the application of a simplified Kirchhoff migration on the CSP, that consists of scaling, filtering, normal moveout (NMO) and stacking. CSP gathers...
2014
Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field
Khaled Al Dulaijan, Gary Margrave
Unconventional Resources Technology Conference (URTEC)
...physical modeling for azimuthal variations of P-wave velocity: CREWES Research Report. CGGVeritas, 2014, Hampson-Rusell Software Manual: R...
2016
AAPG Memoir 76, Chapter 18: Velocity Estimation for Pore-Pressure Prediction
David W. Bell
AAPG Special Volumes
... with offset. The most common sorts the data into a common midpoint (CMP) gather and determines the best-fit normal moveout velocity, V nmo...
2001
A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods
Kriyanti Setiyono, Ken H. Matson
Indonesian Petroleum Association
... a normal moveout is applied to the CMP gathers with a velocity that flattens primary events and undercorrects the multiples. The NMO-corrected gather...
2000
Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations
Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau
Geological Society of Malaysia (GSM)
... 82/V 2 (3) The first term on the RHS of (equation 3) is associated with normal moveout (NMO) and the second term with dip moveout (DMO) since...
1996
Effects of Stacking Misaligned CRP Traces: ABSTRACT
James D. Morgan, T. H. Hollingsworth, Monroe Ashworth
AAPG Bulletin
... due to inexact datum and normal moveout corrections usually can be determined by visual or machine correlation within the common-point collection...
1968
Seismic Attenuation Analysis for Reservoir Description
Search and Discovery.com
... noise. This is the same as AVO super gather. The CMP gather used for Q estimation needs to be without NMO stretch, so that if normal moveout...
2013
Understanding Azimuthal P-Wave Anisotropy through Multiple Vendor and Attribute Comparisons
Jamie Rich, Breanne Kennedy, Marianne Rauch-Davies
Unconventional Resources Technology Conference (URTEC)
... amplitude variations as a function of angle. The easiest to observe are the effects contained in the βetaβ term for normal moveout due to anisotropy...
2016
Advanced Approach Toward Understanding Geologically Complex Area Using MDRS (Multi-Dip CRS): A Case Study
Naoshi Aoki, Shogo Narahara, Akihisa Takahashi, Tsukasa Nishiki
Indonesian Petroleum Association
... normal moveout (NMO) or dip moveout (DMO). We, however, commonly observe conflicting dipping events on zero-offset section. A conventional CRS stack...
2011
The Geophysicists' Bane: Multiple Suppression on the North West Shelf
C. R. T. Ramsden, M. R. Hobson, R. Cooper
Petroleum Exploration Society of Australia (PESA)
... in attenuating multiple events where minimal differential normal moveout exists between primary and multiple reflections. The paper considers the nature...
1988
The Use of Modern 3D Seismic Data Processing Techniques, 5D Interpolation, and Anisotropic PSTM to Improve Existing 3D Data in South Louisiana DataβPulling the Scales from our Eyes; New Truth from Existing Datasets
John Asma, John Stevens, Sukhdev Hyare, Dave Spaulding
GCAGS Transactions
... of the interpolation. Anisotropic PSTM The first normal moveout corrections were performed using well velocity functions and a mechanical apparatus...
2013
Amplitude Versus Offset (AVO) Analysis: Part 7. Geophysical Methods
Allan T. Long, R. C. Anderson
AAPG Special Volumes
.... Normal moveout (NMO) and residual statics corrections must be performed as accurately as possible, for any AVO analysis is degraded by inappropriate...
1992
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)
Lynn Burroughs and Stewart Trickett
Search and Discovery.com
.... Complicating this are residual statics, imperfect normal-moveout (NMO) correction, non-uniformly spaced traces, the need to preserve multiples (so...
2013
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)
Lynn Burroughs and Stewart Trickett
Search and Discovery.com
.... Complicating this are residual statics, imperfect normal-moveout (NMO) correction, non-uniformly spaced traces, the need to preserve multiples (so...
2013