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The AAPG/Datapages Combined Publications Database
Showing 547 Results. Searched 200,357 documents.
Revealing the discontinuities by 3D prestack diffraction separation and imaging
Chuangjian Li, Suping Peng, Xiaoqin Cui, Peng Lin
International Meeting for Applied Geoscience and Energy (IMAGE)
... is to provide a feasible and effective separation method in the 3D shot domain. At first, we parameterize the local slope through the normal moveout (NMO...
2022
Seismic Velocity Anisotropy in Chimore Area, Bolivia
Michael Fry, Eloy Martinez, James Baker, Mark Wallace
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... reflector degradation is seen as a set of time shifts associated with changing velocity with azimuth. This sinusoidal azimuthal variation in NMO velocity...
2008
A Comprehensive Approach to Depth Imaging in Thrust Belt Environments
Ron Schmid, Brian Link, Patrick Butler
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... violates our traditional NMO and CDP assumptions. Added to these subsurface challenges are the additional considerations of rapid elevation changes (up...
1997
Abstract: AVO Analysis of a 2D Seismic Line in the Malay Basin (Paper 9)
Dashuki Mohd, Idrus Mohd Shuhud
Geological Society of Malaysia (GSM)
... at every 1 km interval, Radon velocity filtering and NMO correction. The NMO corrected CMP gathers were used for AVO analysis. The AVO analysis...
1995
Abstract: Non-First-Break Solution for Shallow Velocity Anomaly Problem; #90211 (2015)
Emil Blias
Search and Discovery.com
...-density automatic non-hyperbolic NMO picking, (ii) Analytical NMO inversion to estimate shallow velocity structure, (iii) Non-linear horizonbased traveltime...
2015
Anisotropy
Search and Discovery.com
N/A
Fundamental 3-D Seismic Survey Design
Stuart Wright
Rocky Mountain Association of Geologists
... size and aperture size. Fast rocks have less stretching of far offset traces due to normal moveout corrections than slow ones. Therefore, the range...
1995
The Effects of Seismic Data Conditioning on Pre-Stack Simultaneous Impedance Inversion
Scott W. Singleton
GCAGS Transactions
..., Tutorial: Good practice in well ties: First Break, v. 21, p. 75-83. Xu, Y., and S. Chopra, 2007, Improving AVO fidelity by NMO stretching...
2008
NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers
E. Blias
Search and Discovery.com
...NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers E. Blias NMO Inversion for Multilayer Subsurface with Horizontal...
Unknown
NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers
E. Blias
Search and Discovery.com
...NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers E. Blias NMO Inversion for Multilayer Subsurface with Horizontal...
Unknown
Abstract: Static Corrections Via Raypath Interferometry: Recent Field Experience; #90224 (2015)
David C. Henley
Search and Discovery.com
... conventional statics correction methods, is a set of NMO-corrected source or receiver gathers. Each gather is transformed to the radial trace (RT) domain...
2015
Velocity Analyses of Near Seafloor Strata Based on Multichannel Seismic Data from the Tonga Platform
Jeffrey E. Cole, Dennis M. Mann
Circum Pacific Council Publications
... by compiling 24 traces has been somewhat compromised by stretching and distorting the outer trace arrivals. These distortions were commonly severe enough...
1985
Abstract: Multi-Vintage, Pre-Stack Calibration of 3-C 3-D Time-Lapse Seismic Data; #90171 (2013)
Igor B. Morozov and Le Gao
Search and Discovery.com
..., coherency-filtered, and migrated, after which time stretching and wavelet calibration is performed with the migrated datasets. As one can see, most...
2013
Abstracts: Time-Lapse VSP Data Analysis from Weyburn CO2 Project; #90173 (2015)
Amin Baharvand Ahmadi, Igor Morozov
Search and Discovery.com
... and calibrate the NMO-corrected VSP data to the surface seismic records, the VSP to CDP transformation was conducted by using the same CDP binning...
2015
An automatic velocity picking method based on object detection
Ce Bian, Weifeng Geng, Ping Yang, Pengyuan Sun, Guiren Xue, Haikun Lin
International Meeting for Applied Geoscience and Energy (IMAGE)
... gathers through NMO correction, which requires professional technicians with rich seismic processing experience and geological background to spend...
2022
A depth uncertainty estimation method using interval-domain anisotropic VTI velocity and travel time detectability criterion
Andrey H. Shabelansky, Cory J. Hoelting, Min Yang, Sizhuang Deng, Jinsong Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... transverse isotropy (VTI) medium that is based on normal moveout (NMO) travel-time calculations and a detectability criterion. We provide the mathematical...
2024
Abstracts: CDP Noise Attenuation Using Local Linear Models; #90173 (2015)
Todor I. Todorov and Gary F. Margrave
Search and Discovery.com
... attenuation has been successfully applied on seismic volumes. In this publication we look at the problem of noise attenuation on CDP NMO-corrected...
2015
Abstract: Automatic High-Density Constrained Velocity Picking; #90211 (2015)
Emil Blias
Search and Discovery.com
... and NMO functions (travel times) have been calculated via ray tracing. These time arrivals have been approximated by hyperbolas using a spread length...
2015
Marine Statics
Chiem Boon Hong
Geological Society of Malaysia (GSM)
.... Normal moveout (NMO) correction can then be easily done to correct for such effect in later stage of processing. The variation in transit time through...
1987
ABSTRACT: North Sumatra Basin Organic Content Estimation Using Anisotropic Rock Physics Modeling Based On Core, Log And Seismic Data
R. Ryacudu, T. S. Priantono, P. M. O. Iriana, G. W. Purnama, D. Risdianto
The Society for Organic Petrology (TSOP)
... seismic gather, whereby the isotropic normal moveout (NMO) reveals the phenomenon called the hockey...
2015
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
ABSTRACT: Enhanced-Semblance-Weighted High Resolution Radon Transform in T-X Domain, by Wang, Tang; #90142 (2012)
Search and Discovery.com
2012
Abstract: Ground Roll Noise Attenuation Using the Analytical Mode Decomposition; #90255 (2017)
Ahmed Zegadi, Khalil Kheir-eddine, Leila Naili Douaouda
Search and Discovery.com
... for data where coherent events can be aligned laterally as NMO (normal move out) corrected CMP (common-midpoint) gathers. This new filtering approach...
2017
Abstract: Dip-Dependent Corrections for Data Reconstruction in True-Azimuth 3D Srme (Geophysics Paper 18)
Peter Aaron, Roald van Borselen, Rob Hegge, Simon Barnes, Maz Farouki
Geological Society of Malaysia (GSM)
... conventional differential NMO reconstruction, with no additional corrections. Results show that the new method is capable of correcting for primaries...
2011
ABSTRACT: Velocity Inversion Using Geological Constraints, by Jos Van Trier; #91035 (2010)
Search and Discovery.com
2010