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The AAPG/Datapages Combined Publications Database

Showing 47 Results. Searched 189,727 documents.

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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

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

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

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

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

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

AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods

Alan R. Huffman

AAPG Special Volumes

... multiple reflection problems, a routine preprocessing stream might include a radon or frequency-wavenumber (f-k) demultiple step that removes...

2001

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...

2015

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...

2011

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...

1988

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...

1982

Reconstruction of the Subsurface Reflected Wavefield on a Dense Grid from Multisensor Streamer Data

M. Vassallo, K. Eggenberger, D.J. van Manen, P. Watterson, A. Raskopin, A. Özbek

Indonesian Petroleum Association

... vector, the temporal frequency, the inline wavenumber, the crossline wavenumber, the vertical wavenumber, obtained from the dispersion relation...

2013

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