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The AAPG/Datapages Combined Publications Database
Showing 17,641 Results. Searched 196,367 documents.
Abstract: Antialiasing 5D Interpolation; #90187 (2014)
Stephen K. Chiu
Search and Discovery.com
... to constrain the least-squares inversion in MWNI, frequency by frequency, to overcome the aliasing artifacts. This new interpolation scheme expands...
2014
Some Fundamental Issues on the Effect of Sampling on Wavefield Imaging
Peter W. Cary
Search and Discovery.com
... introduced with an explanation of some very basic notions (Lines et al., 2001). For example, the concepts of minimal sampling, the Nyquist frequency...
Unknown
Some Fundamental Issues on the Effect of Sampling on Wavefield Imaging
Peter W. Cary
Search and Discovery.com
... introduced with an explanation of some very basic notions (Lines et al., 2001). For example, the concepts of minimal sampling, the Nyquist frequency...
Unknown
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)
...Anti-aliasing seismic data interpolation by dip-informed self-supervised learning Shirui Wang, Xuqing Wu, Jiefu Chen Anti-aliasing seismic data...
2023
Antialiasing 5D Interpolation; #41497 (2014)
Stephen K. Chiu
Search and Discovery.com
... initial model are typically not aliased and can be used to constrain the least-squares inversion in MWNI, frequency by frequency, to overcome the aliasing...
2014
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
5-D Interpolation Compensates for Poor Sampling, by Daniel Trad; #41504 (2014).
Search and Discovery.com
2014
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
... operates on P and Vz components in the time-frequency domain using Continuous Wavelet Transform (CWT) to attenuate these coherent noise arrivals...
2023
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
Mini Seismic Processing System for Training and Research Purposes
Suprajitno Munadi, Bambang Triharjanto
Indonesian Petroleum Association
.... If spatial aliasing happens the seismic data above a certain frequency must be filtered out to avoid ambiguitie in representing dipping events. Figure 5...
1993
Seismic Frequency Bandwidth Constraints in Deepwater Locations
Andrew Long, Iain Buchan
Indonesian Petroleum Association
... only causes aliasing of steeply-dipping energy for shallow arrival times below the water bottom, and the dominant constraint upon recoverable frequency...
2004
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
Amplitude and Phase Accuracy for x-t DMO, by Craig J. Beasley; #91024 (1989)
Search and Discovery.com
1989
Abstract: Comparison of 3D Interpolation Methods and Validation through Post Stack Inversion: A Case Study from 3D North Amer Oil Field, Gulf of Suez, Egypt; #90254 (2016)
Mohamed Afia, Michel Schonewille, Krishna Ramani, Abdallah Ibrahim, Tarek El Melegy, Tarek Nafie, Christoph Koeninger, Gamal Khedr, Tarek Dahrog, Mostafa El Meihy
Search and Discovery.com
... interpolator (3D-TDRI) with 3D frequency-domain matching pursuit Fourier interpolation (3DMPFI) using marine seismic data. 3D-MPFI and the similar anti-leakage...
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
..., down to at least 500 ms. High frequencies have been boosted by whitening, so aliasing of the higher frequency components of residual noise is now...
2013
-- no title --
user
Search and Discovery.com
.... Single sensor acquisition systems are preferred over receiver array systems in areas where higher frequency content of the signal is demanded. 3C...
Unknown
-- no title --
user
Search and Discovery.com
.... Single sensor acquisition systems are preferred over receiver array systems in areas where higher frequency content of the signal is demanded. 3C...
Unknown
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
A High-Resolution VSP in the Oil Sands for Improved Reservoir Characterization; #41521 (2015)
Mark Morrish, Laurie Bellman
Search and Discovery.com
.... The requirements were: Record high quality 3-component (3C) data; Have a tight receiver interval to avoid spatial aliasing of the data...
2015
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
Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)
Peter W. Cary, Albert Zhang
Search and Discovery.com
... and anisotropy parameterization, anti-aliasing, reflection amplitude preservation, random noise attenuation and 5D interpolation prior to converted wave...
2015
Exploiting Autogenic Sedimentary Processes to Synchronize Geologic and Modern Timescales of Environmental Change
Search and Discovery.com
N/A
Abstracts: A New f-p Domain Weighting Function in Minimum Weighted Norm Interpolation of Seismic Data; #90173 (2015)
Zhengsheng Yao, Mike Galbraith, and Randy Kolesar
Search and Discovery.com
... on the assumption of linear events and the un-aliased portion of spatial spectra at low temporal frequency can be linearly extrapolated to that at high...
2015
Abstract: Event-directed Spectrum Extrapolation for Upsampling Seismic Traces; #90172 (2014)
Zhengshong Yao, Elvis Floreani
Search and Discovery.com
... to predict the spectrum component at high frequency, the requirement of data length can be in excess of practical data length, and the aliasing...
2014
Synthetic Seismograms: Part 7. Geophysical Methods
Kari Rekoske, David Hicks
AAPG Special Volumes
... sample intervals to reduce computation time and to smooth them without aliasing the log values. 3. The resulting acoustic impedance curve is then used...
1992