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The AAPG/Datapages Combined Publications Database
Showing 60 Results. Searched 195,354 documents.
Abstract: A Phase Shift Plus Interpolation Extrapolation for Two-way Wave Equation Migration; #90172 (2014)
Jianhua Pan
Search and Discovery.com
... performs downward continuation in the frequency-wavenumber domain through phase shift plus interpolation. The difference from one-way PSPI...
2014
High Performance Seismic Data Migration for High Resolution Interpretation
C. N. Chernoff
Indonesian Petroleum Association
... are required from finite difference migration. Theoretically, frequency-wavenumber (F–K) migration can work with trace spacings at the maximum distance...
1983
Amplitude and Phase Accuracy for x-t DMO, by Craig J. Beasley; #91024 (1989)
Search and Discovery.com
1989
Abstract: Fracture Detection in the Migrated Domain: Practical Aspects of Prestack Time Migration of Azimuthally-limited 3D Land Data Volumes; #90171 (2013)
Mike Perz, Juefu Wang, and Ye Zheng
Search and Discovery.com
... distribution in the frequency-wavenumber domain based on a priori model information. Because our implementation synthesizes data on a regular CMP grid...
2013
High-resolution imaging in the Campos Basin using legacy seismic acquisition
David Brookes, Darrell Armentrout, Milos Cvetkovic, Terry Johnson, Trish Sullivan
International Meeting for Applied Geoscience and Energy (IMAGE)
... at each iteration in contrast to the conventional POCS method that uses a single frequency-wavenumber combination. Dip-POCS can produce data...
2023
Antialiasing 5D Interpolation; #41497 (2014)
Stephen K. Chiu
Search and Discovery.com
... with a minimum weighted norm (MWNI) to recover missing data. |Pk |-2 represents the spectral weights in frequency and wavenumber domains on the fully...
2014
Seismic Migration: Part 7. Geophysical Methods
Ken Larner, David Hale
AAPG Special Volumes
... operates via Fourier transforms in the frequency wavenumber (f-k) Fig. 2. Schematic depth section (top) and zero offset time section (bottom) for a dipping...
1992
Extended Abstract: What is Wave Equation Pre-stack Depth Migration? An Overview
Andrew Long
Petroleum Exploration Society of Australia (PESA)
... (data moves from the space and time domain to the wavenumber and frequency domain, where many process in g operations are easiest to implement) cannot...
2004
Abstract: Using Phase Sequencing and Marine Vibrators for Residual Shot Noise Removal and Simultaneous-Source Separation; #90310 (2017)
Robert Laws, David Halliday, Ali Özbek, Jon Fredrik Hopperstad
Search and Discovery.com
... into the empty quarter from where it can be removed by simple frequency-wavenumber filtering. The signal is not affected. Removal of the residual shot noise...
2017
Abstract: DMO Accuracy Requirements for AVO Analysis
Craig J. Beasley
Geological Society of Malaysia (GSM)
... an accurate, but computationally intensive, algorithm cast in the frequency-wavenumber if - k) domain. For efficiency, particularly when DMO is done in 3-D...
1990
Seismic Interpretation I and II--Recent Advances in Seismic Exploration: ABSTRACT
Ray L. Sengbush
AAPG Bulletin
... traveling noise and random noise are additive processes that complete the filter model. Analysis of signal and noise in f-k (frequency-wavenumber) space leads...
1973
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
... nature and large amplitude. We show comparisons of the polarization filtering results to those of the frequency-wavenumber (F-k) filtering approach...
2023
Abstracts: Making New with Old: Reprocessing Vintage Seismic Data from the Western Arctic Islands using Modern Methods; #90173 (2015)
Mathieu J. Duchesne, Virginia I. Brake, and Tom Brent
Search and Discovery.com
... Kirchhoff time migration for hyperbola present at greater time depths (>3 secs) (Figure 1). Frequency content of the sections has been harmonized to limit...
2015
Abstract: Can Interpolation Help Reduce Acquisition Costs? A Case Study; #90187 (2014)
Ye Zheng, Balazs Nemeth, Christian Escalante, Andrea Crook, Keith Millis, and Laurie Ross
Search and Discovery.com
...). The interpolation method used for the tests is the Anti-Leakage Fourier Transform (ALFT) (Xu et al, 2004), which works in 5D frequency-wavenumber domain...
2014
Time-Lapse Imaging of a Hydraulic Stimulation Using 4-D Vertical Seismic Profiles and Fiber Optics in the Midland Basin
Robert Meek, Kevin Woller, Mark George, Robert Hull, Hector Bello, Jed Wagner
Unconventional Resources Technology Conference (URTEC)
... the direct arrival, true amplitude recovery, frequency-wavenumber filtering to remove the down-going waves, frequency wavenumber decon to enhance the up...
2017
Abstracts: Prestack Interpolation of a Sparsely Acquired and Heavily Structured 3D Land Data Set; #90173 (2015)
Dan Negut, Dave Ganley, Muyi Kola-Ojo, Dennis Quinn, Juefu Wang, Angela Truong, and David Emery
Search and Discovery.com
... properties of coherence in the frequency-wavenumber domain, where “wavenumber” is understood to comprise multiple spatial dimensions. At each temporal...
2015
Accurate seismic data interpolation based on multiband intelligent training
Xueyi Sun, Benfeng Wang, Tongtong Mo
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Figures 4(a) and 4(b) are the frequency wavenumber (F-K) spectra of the complete data and its corresponding sparse data. The F-K spectra...
2023
Abstract: Highest Possible Resolution Seismic Attributes, by Norman S. Neidell, Andy Cuttel, and Bill Kamps; #90078 (2008)
Search and Discovery.com
2008
Abstract: Signal Apparition Simultaneous Source Separation; #90310 (2017)
Johan Robertsson, Dirk-Jan van Manen, Fredrik Andersson, Kurt Eggenberger, Lasse Amundsen, Åsmund Pedersen, Mark Thompson
Search and Discovery.com
... the wavenumber axis in the frequency-wavenumber (f-k) domain that would otherwise not be occupied by any signal. In the non-overlapping diamond...
2017
VSP Survey in the Thonex Geothermal Well New Characterization of Potential Carbonatic Geothermal Reservoirs, #80646 (2018).
Luca Guglielmetti, Andrea Moscariello, Flavio Poletto,, Piero Corubolo,, A. Scheifer,, B. Farina, Fabio Meneghini, Francois Martin, Carole Nawratil de Bono,, Michel Meyer, Chrystel Dezayes, Adnand Bitri
Search and Discovery.com
... bonding. DW UP Tube Analysis of wavefields in the time-depth and frequency-wavenumber F-K domains, with downgoing waves, upgoing waves and tube...
2018
Time-lapse impedance variations using DAS VSP data during CO2 injection at the CMC Newell County Facility, Alberta, Canada
Yichuan Wang, Donald C. Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
... wavefields through the application of a median filter followed by a frequency-wavenumber filter. Stacked seismic records can thus be obtained from...
2023
Understanding Holographic Imaging of Seismic Data— Contrast with Signal Processing Imaging Methods
Norman S. Neidell
GCAGS Transactions
... note that such an image has no restrictions on its frequency or wavenumber character. It is what we decide. Should we choose to work digitally, our...
2023
Abstract: Prestack Depth Migration with the Gabor Transform; #90211 (2015)
Yongwang Ma and Gary Margrave
Search and Discovery.com
... with thickness Δz . Equation (4) extrapolates wavefields at depth z down to depth z + Δz in the frequency-wavenumber domain. To develop a Gabor approximation...
2015
Improvement of inverse scattering angle-domain common image gathers using optical flow
Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
... a frequency-wavenumber Fourier transform. Then, a local plane wave decomposition is used to apply the imaging condition for each angle estimated...
2023
Subsurface seismic imaging using drill bit noise
Mehdi Asgharzadeh, Ashley Grant, Andrej Bona, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
... of passive seismic data recorded along receiver line 5 and while drilling well BH001. (b) The same data as in (a) shown in frequency-wavenumber (FK) domain...
2019