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The AAPG/Datapages Combined Publications Database

Showing 47 Results. Searched 189,922 documents.

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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...


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...


A Comparative Study of 3-D Noise Attenuation Techniques

Daniel Wheaton, Yendri, Kusnarya

Indonesian Petroleum Association

... simultaneously over a group of inline and crossline seismic traces. f-k (frequency-wavenumber) filters that are designed to attenuate linear coherent...


A Case Study of Seismic Exploration in the Offshore Bonaparte Basin

J. Durrant, A. Young

Petroleum Exploration Society of Australia (PESA)

..., frequency-wavenumber (F I K) demultiple and common-mid-point (CMP) stack. These conventional methods acheived a partial solution to the multiple problem...


Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing

R. Malcolm Lansley

AAPG Special Volumes

... in the velocities and thicknesses of the near-water bottom layers. Frequency-wavenumber (f-k) noise-attenuation algorithms work well for attenuating coherent source...


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...


Attenuation of Marine Coherent Noise – A Processing Case History in the East China Sea

Huaien Wang, Liu Guangxin, Curtis E. Hinz, Fred F. C. Snyder

Southeast Asia Petroleum Exploration Society (SEAPEX)

... to use frequency-wavenumber filtering to remove all the low time dip noise events without attenuating the good reflections as well. It is also unacceptable...


Abstract: Application of Acoustic Waveform Tomography to Marine Seismic Reflection Data Contaminated with Strong Guided Waves; #90187 (2014)

Rajesh Vayavur and Andrew. J. Calvert

Search and

... #90187 © CSPG/CSEG/CWLS GeoConvention 2013, Integration: Geoscience Engineering Partnership, 6-12 May 2013, Calgary, AB, Canada Frequency-Wavenumber (F...


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

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... 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...


Q Marine

PESA Staff

Petroleum Exploration Society of Australia (PESA)

...-k filter that is adaptive in those parts of the frequency-wavenumber space that co ntain noise, but fixed in the regions of the f-k space that co...


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...


Abstract: Signal Apparition Simultaneous Source Separation; #90310 (2017)

Johan Robertsson, Dirk-Jan van Manen, Fredrik Andersson, Kurt Eggenberger, Lasse Amundsen, Åsmund Pedersen, Mark Thompson

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... the wavenumber axis in the frequency-wavenumber (f-k) domain that would otherwise not be occupied by any signal. In the non-overlapping diamond...


Abstract: Application of Surface-wave Modeling and Inversion in Cordova Embayment of Northeastern British Columbia; #90187 (2014)

Antoun Salama, Niranjan Banik, Mona Cowman, Kevin Roberts, Anna Glushchenko, Mark Egan, Alfonso Gonzalez, Eric von Lunen, and Jennifer Leslie-Panek

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... the fundamental mode Rayleigh wave is used. The wavenumber and frequency values are automatically picked. Quality control checks and required editing...


Abstract: Prestack Depth Migration with the Gabor Transform; #90211 (2015)

Yongwang Ma and Gary Margrave

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... 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...


Application of Lift Technique before Spectral Decomposition to Re-Model Channel Distribution in the Sungai Gelam Field, Jambi

Agi Robby Rizaldi, Firman Fauzi

Indonesian Petroleum Association

... noise attenuation, Frequency wavenumber (FK) for linear noise attenuation, simulated geophone arrays for removing ground-roll, Radon transform...


Microtremor Studies in Roosevelt and Beowawe Geothermal Areas

Alfred L. Liaw, Wayne Suyenega

Circum Pacific Council Publications

... state-of-the-art seismic array data acquisition and frequency-wavenumber processing techniques. T h e purpose of our study is to investigate...


Abstract: A Phase Shift Plus Interpolation Extrapolation for Two-way Wave Equation Migration; #90172 (2014)

Jianhua Pan

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... performs downward continuation in the frequency-wavenumber domain through phase shift plus interpolation. The difference from one-way PSPI...


Abstract: Data Interpolation by Angular Weighted MWNI; #90187 (2014)

Mark Ng and Dan Negut

Search and

... weights are derived from an angular search of the input amplitude spectrum in the frequency-wavenumber domain before the inversion begins. Introduction...


From trash to treasure: Three-dimensional basement imaging with “excess” data from oil and gas explorations

Doyeon Kim, and Larry D. Brown

AAPG Bulletin

...) normal moveout correction, and (5) CRP stack (25 × 25 m [82 × 82 ft] binning). Poststack 3-D frequency–wavenumber migration was applied to the final...


Abstracts: Fractional Fourier Transform in Coherent Noise Attenuation; #90173 (2015)

K. H. Miah and M. D. Sacchi

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... for every frequency. Thus, this realization corresponds to the traditional frequency-wavenumber (f-k) domain representation. Then a conventional fan...


Reprocessing the East Coast Canada Stonehouse Survey with 3D SRME and Hybrid Layer Tomography PreSDM; #41549 (2015)

Todd Mojesky, Ali Karagül, Bill Goodway, Chris Szelewski, Martin Dashwood

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... are densely sampled. Within these limitations, the 2D algorithm worked well on this survey in tandem with de-aliased Radon demultiple. Standard frequency...


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...


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