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The AAPG/Datapages Combined Publications Database
Showing 756 Results. Searched 200,293 documents.
Abstract: Reservoir and Fault Delineations Using Spectral Decomposition in West Patricia Field, Offshore Sarawak (Poster 2)
Mohd Khalid Jamiran
Geological Society of Malaysia (GSM)
... of these is the use of frequency and phase domain interpretation using Spectral Decomposition (SpecDecompTM) technology. SpecDecompTM works by transforming...
2002
Evaluation of Geophysical Techniques in the Determination of a Salt Contaminated Environment
Search and Discovery.com
N/A
Abstract: Evaluation of Geophysical Techniques in the Determination of a Salt Contaminated Environment; #90250 (2016)
W. Reed, H. Lehto, W. Bond, D. Bagnall, J. W. Ward
Search and Discovery.com
..., and frequency domain conductivity. Galvanic resistivity surveys have been around for quite some time and have shown to be successful for effectively...
2016
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
Detection and suppression of strong energy interference waves within the black triangle using a data-driving self-adaptive frequency-decomposition approach
Haifeng Chen, Xiangyang Li, Zhongping Qian, Pengyuan Sun, Xiaoying Qin, Dingyu Xiong
International Meeting for Applied Geoscience and Energy (IMAGE)
... establish the robust boundaries for strong energy noise in the temporal domain. The frequency range and the number of frequency bands for strong energy...
2024
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
Mitigating cycle skipping in FWI through preconditioned multidimensional optimal transport
James McLeman, Tim Burgess, Tom Rayment, Victor Chua
International Meeting for Applied Geoscience and Energy (IMAGE)
...-dimensional frequency-domain full-waveform inversion with an iterative solver: Geophysics, 74, no. 6, WC149–WC157, doi: https://doi.org/10.1190/1.3211198...
2022
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
JAX acceleration of implicit FWI and field data application
H. V. Nguyen, A. Sekar, K. Wang, T. Zhang, T. Nemeth, U. Albertin, M. Eaid, K. Nihei, E. Wang, K. Innanen
International Meeting for Applied Geoscience and Energy (IMAGE)
...+NumPy programs: Github, http://github.com/google/jax. Brossier, R., S. Operto, and J Virieux, 2009, Robust elastic frequency-domain full-waveform...
2024
Upside down Rayleigh-Marchenko imaging: an application to the Volve ocean-bottom cable data
Ning Wang, Matteo Ravasi
International Meeting for Applied Geoscience and Energy (IMAGE)
...g functions. Here, ∗ corresponds to complex conjugation in the frequency domain (or time reversal in the time domain), and ∂z P+,+ and ∂z P+,− are mult...
2024
3D Radon transformation with axis dependent curvature
Faruq Akbar, Warren Ho, Sebastian Holland, Rodrigo Fuck
International Meeting for Applied Geoscience and Energy (IMAGE)
... tool in seismic data processing, imaging, and analysis. The Radon domain is used for deconvolution, multiple suppression, noise muting...
2024
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
Scalable, efficient, and adaptive simulation of frequency-domain wave propagation
Jacob Badger, Andrey Bakulin, Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
...Scalable, efficient, and adaptive simulation of frequency-domain wave propagation Jacob Badger, Andrey Bakulin, Sergey Fomel Scalable, Efficient...
2024
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