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The AAPG/Datapages Combined Publications Database
Showing 16,210 Results. Searched 195,372 documents.
Some Fundamental Issues on the Effect of Sampling on Wavefield Imaging
Peter W. Cary
Search and Discovery.com
... under-sampled, and aliased, at half the Nyquist sample rate. The concepts of 2-D aliasing, often called spatial aliasing, are often explained...
Unknown
Some Fundamental Issues on the Effect of Sampling on Wavefield Imaging
Peter W. Cary
Search and Discovery.com
... under-sampled, and aliased, at half the Nyquist sample rate. The concepts of 2-D aliasing, often called spatial aliasing, are often explained...
Unknown
Abstract: Getting Something for Nothing: Noise Attenuation in an Aliased World; #90174 (2014)
David C. Henley
Search and Discovery.com
... spatial sampling small enough to avoid aliasing the highest frequency components of the lowest-velocity surface wave energy. The offending noise can...
2014
Getting Something for Nothing: Noise Attenuation in an Aliased World; #41291 (2014)
David C. Henley
Search and Discovery.com
... the data in the field using spatial sampling small enough to avoid aliasing the highest frequency components of the lowest-velocity surface wave...
2014
Antialiasing 5D Interpolation; #41497 (2014)
Stephen K. Chiu
Search and Discovery.com
... solutions. In addition, if the data were aliased in one spatial dimension, the multi-dimensional interpolation did not eliminate the aliasing issue...
2014
Anti-aliasing seismic data interpolation by dip-informed self-supervised learning
Shirui Wang, Xuqing Wu, Jiefu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... interpolation: the significant aliasing issue due to insufficient spatial sampling and the risk of network overfitting stemming from limited availability...
2023
5-D Interpolation Compensates for Poor Sampling, by Daniel Trad; #41504 (2014).
Search and Discovery.com
2014
Mini Seismic Processing System for Training and Research Purposes
Suprajitno Munadi, Bambang Triharjanto
Indonesian Petroleum Association
... in the f-k space. (See Figure 5, on the right hand side). This folding of the f-k spectra signifies the existence of the spatial aliasing in the data...
1993
Abstract: Multiple and Noise Attenuation with Tau-P Seismic Data Processing
Leong Lap Sau, Ng Tong San
Geological Society of Malaysia (GSM)
... along ray parameters with semblance reduces non-coherent noise and suppresses spatial aliasing. This is desirable for poor quality data with low SIN...
1990
Abstract: Engineering Acquisition and Processing: An Integrated Design Approach for Optimal Seismic Data (Poster 2)
A. Easton Wren
Geological Society of Malaysia (GSM)
... of acquisition. His "design on the signal" and "STACKARRAY" ideas were followed by Ongkiehong (1988) who advocated spatial aliasing of the noise...
1993
Multiple, Diffractions and Diffracted Multiples in the South China Sea: How Dense Does Our Acquisition Geometry Need to be? (Geophysics Paper 16)
Rosemary K Quinn, Lynn B Comeaux
Geological Society of Malaysia (GSM)
... by the application of 3D SRME. SPATIAL ALIASING Diffractions are often recorded aliased. They are typically spatially aliased because of the steep diffraction tails...
2011
Abstract: Wave Equation Solutions to Complex Near Surface Challenges, by L.L. Hu, S. Saleh, J.W. Jiao, R. Ley, and L. Wong, #90188 (2014)
Search and Discovery.com
2014
ABSTRACT: I have a Footprint on my Seismic Data, now what ? New Workflows for Improving Post-Stack Seismic Data; #90133 (2011)
Oswaldo Davogustto and Kurt J. Marfurt
Search and Discovery.com
... are constraints on survey design, backscattered noise, lateral variations of fold, offset, and azimuth distributions, and spatial aliasing. Faced...
2011
Abstract: Attenuation of Scholte Waves from OBC Data Using Polarization Filtering; #91204 (2023)
Yong Qing Chen, Mamadou Diallo, Mustafa A Marzooq, Faisal M Qahtani
Search and Discovery.com
... wave noise and subtract from the input. The results are effective as it is working on each multicomponent traces independently without spatial aliasing...
2023
Multiple Aliasing Problems in Marine Data
P. Chia, C. O. Kuek, P. Ward, K. S. Lee
Geological Society of Malaysia (GSM)
...Multiple Aliasing Problems in Marine Data P. Chia, C. O. Kuek, P. Ward, K. S. Lee Geol. Soc. Malaysia, Bulletin 32, November 1992; pp. 247 - 260...
1992
Abstract: Reservoir Description Using 3-D Seismic Data, by M. P. Curtis; #91011 (1991)
Search and Discovery.com
1991
Abstract: A 32,000 Channel 3D Vibroseis Field Test - Where Is the Signal?, by Rienk H. Lakeman, Peter I. Pecholcs, Nader N. Nakhla, Muneer A. Sannaa, and Turki Al-Ghamdi; #90105 (2010)
Search and Discovery.com
2010
Seismic Modelling in 3D for Migration Testing
Search and Discovery.com
... testing. Such an exhaustive dataset, defined as having no spatial aliasing in either source or receiver gathers, can be extremely large and the efficiency...
2013
Abstract: Virtual Sensors in Seismic Acquisition; #90254 (2016)
Ibrahim Alhukail, Luc Ikelle
Search and Discovery.com
... are generally non- Gaussian. The virtual sensors can be used, to fill up gaps in the receiver distributions and hence reduce spatial aliasing. In seismic...
2016
Abstract: Increasing Seismic Resolution by Decreasing Receiver Spacing; #90171 (2013)
David C. Henley, Kevin W. Hall, Malcolm Bertram, and Eric Gallant
Search and Discovery.com
... techniques which accurately record the coherent noise, with no significant aliasing, thus enabling its effective removal. Our 2D survey imaged the near...
2013
ABSTRACT: Model-Based Coherent Noise Attenuation for Complex Dispersive Waves, by Strobbia, Claudio L.; Zarkhidze, Alexander; May, Roger; Quigley, John; Bilsby, Phillip; #90141 (2012)
Search and Discovery.com
2012
Improving 3D Images
Andrew Long, Constantine Tsingas
GEO ExPro Magazine
... of the subsurface geology. This goal can be achieved by acquiring seismic surveys with dense and uniform sampling in both spatial domains. This article...
2004
ABSTRACT: Near-Surface Epigenetic Magnetic Indicators of Buried Hydrocarbons and Separation of Spurious Signals, by Terrence J. Donovan, Douglas P. O'Brien, J. Gregory Bryan, and Mark A. Shepherd; #91043 (2011)
Search and Discovery.com
2011
Abstract: Seismic Imaging of Steeply Dipping Salt Ridges in the Mississippi Interior Salt Basin, by K. J. Kaufmann, R. Ianniello, and O. Carroll; #91014 (1992).
Search and Discovery.com
1992
Seismic Reflection and Mineral Prospecting: ABSTRACT
R. G. Nelson
AAPG Bulletin
... one seeks to avoid spatial aliasing problems in areas of steep dip and structural complexity. Processing techniques suitable for a particular area may...
1982