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The AAPG/Datapages Combined Publications Database
Showing 493 Results. Searched 195,364 documents.
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
... particularly when seismic data has poor signal-to-noise ratio (SNR) with complex geologic settings where no clear reflector is present. Considering...
2022
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
Abstract: AVO Compliant Spectral Balancing; #90171 (2013)
Nirupama Nagarajappa and Jon Downton
Search and Discovery.com
... the amplitude versus offset relationship introducing systematic error into subsequent AVO analysis. Further, spectral balancing is often performed after NMO...
2013
All that wobbles isnt necessarily azimuthal anisotropy
Helen Debenham, Jennifer Badry, Mohamed Megebry
Petroleum Exploration Society of Australia (PESA)
... are shown in Figure 7. It is noticeable that the bright event on the gathers, which is the Nura-Nura reflector, shows a pattern where, as the azimuth...
2019
Seismic Processing in the Papua New Guinea Fold Belt - Recent Experience
N. J. Fisher, F. R. Nicholson
Papua New Guinea (PNG) Petroleum Convention Proceedings
..., Deconvolution, Initial Statics, Velocity Analysis, Residual Statics, NMO, Mute, Stack with velocities and residual statics usually iterated a second time...
2000
The Role of Regional Seismic Surveys in the Exploration of the North West Shelf
J. Ostby, C. Johnston
Petroleum Exploration Society of Australia (PESA)
...'). The result is best illustrated on combined velocity analyses (Figs 3-6), showing normal-moveout (NMO) corrected gathers, constant velocity stacks...
1994
Confirming Reservoir Geometry and Exploration Opportunity through 5D Interpolation PSDM in The Sub-ophiolite Zone, Banggai Sula Basin, Central Sulawesi
Mufied Ahmad, Dadang Ramdan, Yudi Herdiana, Abdullah Nurhasan, Arif Budi Mulyawan
Indonesian Petroleum Association
... ahead of schedule. Reflector’s depth is confirmed using not only velocity data from well W-20 but also from the neighboring field. New interpretation...
2021
3.2 Basement Involved: 3.2.1 Crustal Profiles: The Moine and Outer Isles Seismic Traverse (MOIST)
J. A. Brewer and D. K. Smythe
AAPG Special Volumes
... data, from its outcrop on the Isle of Lewis to its intersection with MOIST, at about SP 3400-3500 (Figure 2). Westerly-dipping sedimentary rocks...
1983
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
Combined P and S Waves Survey for Hydrocarbon Exploration
Basuki Puspoputro
Indonesian Petroleum Association
... seismic data acquisition. Generated P-waves are reflected by reflector (R) as P-waves and S-waves (converted waves P/SV). Vp/Vs Ratio Laboratory...
1990
Section 3: Displays of Seismic Sections: Forearc Margin, Central Aleutian Ridge
David W. Scholl, Jill McCarthy, and Holly Ryan
AAPG Special Volumes
... University. This work consisted of demultiplexing, sorting, trace editing, velocity analysis, NMO correction, bandpass filtering, 24-fold common depth...
1986
Abstract: Robust Surface-Consistent residual Statics and Phase Correction Part 1; #90224 (2015)
Nirupama Nagarajappa and Peter Cary
Search and Discovery.com
... and receivers. The proposed method can converge to a local maximum. To avoid this, it is necessary to have good NMO velocities and have a starting...
2015
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
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
... were produced of reflector coherency as a function of stacking velocity and two-way travel time (Figure 6). These coherency plots were used...
1985
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
Processing the KTK 3D seismic Survey for Azimuthal Information: San Joaquin Basin, California; #41649 (2015)
M. Lee Bell and Gary Myers
Search and Discovery.com
... mapped. The Antelope Member is in light blue. It is underlain by the McDonald Shale Member (approximated by the high amplitude continuous reflector). Note...
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
Acquisition, Processing, and Analysis of Shallow, High-Resolution Seismic Data from the Outer Continental Shelf and Upper Slope, Offshore Louisiana
Susan E. Nissen , Janet M. Combes , Anthony G. Nekut
Journal of Sedimentary Research (SEPM)
... arrival resulted from the use of inaccurate source and receiver depths during processing, and in particular, not correcting for the dipping streamer...
1999
Determination of Velocity Model by Using NIP-Wave Tomographic Inversion: Application to Synthetic and Real Data
A. Hendriyana, R. Sule, Y. Akbar, L.A. Poerwaka, T.A. Sanny, Sardjito, Waluyo, Adriansyah
Indonesian Petroleum Association
... response of a segment curved reflector. This operator depend on three as can kinematic wavefield attributes be seen in the following equation (Houcht et al...
2009
Abstract: Predicting Free Surface Multiples without the Water: SRME on Land; #90224 (2015)
Keith Wilkinson, Richard Bale, and Ken Gray
Search and Discovery.com
... data, multiples are often easy to spot on a stack because of their similarity to the multiplegenerating reflector; this is usually the water bottom...
2015
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)
...) describieron la ecuación de tiempo de viaje de la onda P, para un reflector plano en un medio anisotrópico a través de la ecuación (5) 2 t 2 = t0 + y2 V 2 NMO...
2009
Acoustic and Elastic Modeling of Seismic Time-Lapse Data from the Sleipner CO2 Storage Operation
R. J. Arts, M. Trani, R. A. Chadwick, O. Eiken, S. Dortland, L. G. H. van der Meer
AAPG Special Volumes
... velocity changes. TUS = top Utsira sand; BUS = base Utsira sand; TWT = two-way traveltime.Two normal moveout (NMO)-corrected common-midpoint (CMP) gathers...
2009
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