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The AAPG/Datapages Combined Publications Database
Showing 555 Results. Searched 195,452 documents.
Abstract: Constrained 3D VTI Full Waveform Inversion of Wide Azimuth Data from the Red Sea, Saudi Arabia; #90254 (2016)
Young Seo Kim, Constantine Tsingas
Search and Discovery.com
... for parameter estimation and updating were calculated in the frequency domain. The source wavelet was estimated by using l2-norm between frequency-domain modeled...
2016
Abstract: Estimation of the Quality Factor with Tomography Using the Complex Eikonal Equation; #90255 (2017)
Tatiana Espinosa, Carlos Piedrahita Escobar
Search and Discovery.com
... in the frequency domain, where is incorporated the attenuation to replace the elastic real parameters by visco-elastic complex parameters, frequency dependent...
2017
Attenuation of Residual Multiples and Coherent Noise in the Wavelet Transform Domain, by Tamara Pokrovskaia and Richard Wombell; #90037 (2005)
Search and Discovery.com
2005
True-Azimuth 3D Surface-Related Multiple Elimination
Roald van Borselen, Rob Hegge, Peter Aaron, Simon Barnes, Andrew Long
Petroleum Exploration Society of Australia (PESA)
.... In particular out in t he frequency domain w ithin an apert ure receiver pairs have a non-zero cross line offset for complex 3D geological areas, the zone...
2009
Phase Unwrapping: A Review of Methods and a Novel Technique
Sam T. Kaplan
Search and Discovery.com
... that either act on the phase itself, or on the complex, frequency domain signal from which the phase is derived. We introduce a further phase unwrapping...
Unknown
Velocity Dispersion and Attenuation in Vibroseis Data
L. Flora Sun
Search and Discovery.com
... in uncorrelated Vibroseis data is to precisely determine the t-f relation of the received sweep. Conventional frequency-domain t-f decomposition...
Unknown
Phase Unwrapping: A Review of Methods and a Novel Technique
Sam T. Kaplan
Search and Discovery.com
... that either act on the phase itself, or on the complex, frequency domain signal from which the phase is derived. We introduce a further phase unwrapping...
Unknown
Velocity Dispersion and Attenuation in Vibroseis Data
L. Flora Sun
Search and Discovery.com
... in uncorrelated Vibroseis data is to precisely determine the t-f relation of the received sweep. Conventional frequency-domain t-f decomposition...
Unknown
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Theory; #90171 (2013)
Stewart Trickett and Lynn Burroughs
Search and Discovery.com
... eigenimage filtering is applied in the time domain, which is why the frequency domain is much preferred. F-xy eigenimage filtering would appear to be ideal...
2013
Time-Domain High-Resolution Radon Transform (Geophysics Paper 4)
Michel Schonewille, Peter Aaron, Carl Notfors
Geological Society of Malaysia (GSM)
... is first transformed into the frequency domain and each frequency slice is transformed into the parabolic radon domain. Figure 1 shows the principle...
2008
3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction
Xishuo Wang
Search and Discovery.com
...3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction Xishuo Wang 3D Seismic Data Interpolation by Frequency Domain Local 2D...
Unknown
3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction
Xishuo Wang
Search and Discovery.com
...3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction Xishuo Wang 3D Seismic Data Interpolation by Frequency Domain Local 2D...
Unknown
Mapping of Rock Property Changes in Space and Time Using Microseismic Data through Full-Waveform Inversion
Jyoti Behura
Unconventional Resources Technology Conference (URTEC)
...) in frequency domain dsp( m) is given by dsp( m) = ds( m )dp( m) = is( m) I Gs( m)Gp( m), 2 = s( m)Gs( m)s* ( m )Gp( m) (2) where m is the frequency, ds...
2016
First Implementation of Hybrid Fiber Optic Cable in Indonesia - Carbon Reduction through Leading-Edge Technology
Marsha Sakina, Dinda Larasati Rahmani, Fajar Tri Prasetia, Cikko Majesta, Francesco Miranda
Indonesian Petroleum Association
... in the frequency domain. Amplitudes were considered anomalous if they exceeded a predetermined threshold, and a composite scaled version of adjacent...
2023
Improving Depth Prediction Accuracy of Quantified Drilling Hazards
W. Scott Leaney, William H. Borland
Geological Society of Malaysia (GSM)
... the data fit. Another inversion algorithm that is implicitly "sparse spike" uses autoregressive modeling in the frequency domain (Walker and Ulrych...
1996
Increasing The Resolution of Seismic Imaging With Spectral Blueing, Spectral Decomposition RGB And HSV Blending to Delineate The Fluvial Facies on Fluvio Deltaic Environment
Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria
Indonesian Petroleum Association
... surveys (Partyka et al., 1999). Spectral decomposition is carried out by converting seismic data into the frequency domain using time-frequency...
2022
Amplitude and Bandwidth Recovery Beneath Gas Zones Using Kirchhoff Prestack Depth Q-Migration
Jonathan Liu, Peter Traynin, J. M. Reilly
Indonesian Petroleum Association
... frequency-dependent traveltimes which is crucial in the Kirchhoff integral. In the viscoacoustic media the integral over the frequency domain cannot...
2007
Thickness Estimation Using Gradient of Spectral Amplitudes from Spectral Decomposition
Tri Wuri Asri Sulistyoati, Lita Novitasari, Sonny Winardhi
Indonesian Petroleum Association
... bed have characteristic signatures in the frequency domain. Thicker beds have shorter period spectral notches than thinner beds have. Consequently...
2012
A Comparison between Geostatistical Inversion and Conventional Geostatistical-simulation Practices for Reservoir Delineation
C. Torres-Verdn, A. Grijalba-Cuenca, H. W. J. Debeye
AAPG Special Volumes
... wells and from the seismic amplitude data acquired in their immediate vicinity. The time- and frequency-domain counterparts of the seismic wavelet...
2006
High Resolution Aeromagnetics as an Aid to Structural Interpretation Over the Muturi PSC, Irian Jaya
Neil A. W. Moig
Indonesian Petroleum Association
... wavelength features. In order to correct for this a reduction to pole algorithm is applied to the total magnetic field in the frequency domain...
1994
2009
2009
Abstract: Processing Methods for Extracting Subsurface Information from Ambient Seismic Noise, by Barbara Schechinger, Alexander V. Goertz, and Marc Lambert; #90105 (2010)
Search and Discovery.com
2010
Abstract: Identifying Lithology Variation and Gas Occurrence in Deep Carbonate Reservoirs Using S Transform, by Zhao Zhang and Yuefeng Sun; #90124 (2011)
Search and Discovery.com
2011
Abstract: Estimating the Elastic Properties of the Near Seabed Using Post-critical Energy; #91204 (2023)
Daniele Boiero, Claudio Bagaini
Search and Discovery.com
... the meaning of this, let us recall the decomposition operators in the frequency ray-parameter (ω,p) domain that relate Vz to P (F), Vx to P (Q), and Vx...
2023