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The AAPG/Datapages Combined Publications Database
Showing 17,632 Results. Searched 195,452 documents.
Abstract: Multiple aliasing problems in marine data
Peter Chia, Kuek Chiaw Oi, Peter Ward, Lee King Sim
Geological Society of Malaysia (GSM)
... Geology Seminar 1991 Multiple aliasing problems in marine data PETER CHIA, KUEK.CHIAW 01, PETER WARD & LEE KING SIM Sarawak Shell Berhad Linear noise...
1991
Calibration of Double-Ended Distributed Temperature Sensing System for Production Logging
Ge Jin, Kyle Friehauf, Baishali Roy
Unconventional Resources Technology Conference (URTEC)
... to be smaller than 0.05 °F. DTS measurements suffer the error due to differential attenuation and instrument instability, which cannot be eliminated...
2019
Abstract: White Noise Suppression in the Time Domain Part II; #90174 (2014)
Patrick Butler
Search and Discovery.com
... analysis after removal of strong Figure 7: example of non-linear add back white noise As shown in Figure 7, we can clean up the section but where the data...
2014
A graph-space optimal transport FWI approach based on κ-generalized Gaussian distribution
Sérgio Luiz E. F. da Silva, Giorgio Kaniadakis
International Meeting for Applied Geoscience and Energy (IMAGE)
... of conventional full-waveform inversion (FWI) approaches is commonly associated with Gaussian statistics. However, errors are rarely Gaussian in non-linear problems...
2023
New insights into the Exmouth Sub-basin: Seismic acquisition, processing and imaging
Alexander Karvelas, Bee Jik Lim, Lianping Zhang, Haryo Trihutomo, Oliver Schenk, Sugandha Tewari
Petroleum Exploration Society of Australia (PESA)
... assumptions and noise attenuation techniques targeting the additional cross-flow noise generated when the cable is towed in a circular fashion...
2019
Abstract: Seismic Data Decomposition into Spectral Components Using Regularized Nonstationary Autoregression; #90187 (2014)
Sergey Fomel
Search and Discovery.com
.... Potential applications of the proposed technique include noise attenuation, seismic data compression, and seismic data regularization. Introduction...
2014
Abstract: Robust Surface-Consistent residual Statics and Phase Correction Part 1; #90224 (2015)
Nirupama Nagarajappa and Peter Cary
Search and Discovery.com
... then the phase spectrum will be incorrect. One can reduce the bias by noise attenuation. However, deconvolution is commonly applied at a stage where residual...
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
X-ray computerised tomography for fracture and facies characterisation and slab orientation in cores stored within aluminium tubes
Lionel Esteban, Ishtar Barranco, Joel Sarout
Petroleum Exploration Society of Australia (PESA)
... or 3D linear X-ray attenuation pixel matrix, where the attenuation is a function of the density and atomic number of the material being analysed...
2019
Abstract: Cost Efficient Acquisition to Reduce Coarse Land 3D Line Spacings Through Beyond Nyquist Interpolation and Wavefield Reconstruction for Signal and Noise; #90187 (2014)
Bill Goodway
Search and Discovery.com
... that primarily dealiases signal as pre-conditioning for PSTM, but in some cases for linear noise attenuation that is more challenging due to its...
2014
Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014)
P. B. Wills and K. De Meersman
Search and Discovery.com
... operational changes as well as The basic processing steps used were: 1. Vector fidelity QC and orientation analysis 2. Pump noise attenuation: Linear...
2014
Enhance Seismic Quality With A Fast, Robust and Economic Solution Using Broadband Technology
Munji Syarif, Vania Iqsora, Adde Avrino, Agus Abdullah
Indonesian Petroleum Association
... is broader, yet dominant frequency improves 40% to the original. REFERENCES Bagheri, M., M.A. Riahi, 2016, Seismic data random noise attenuation usoing DBM...
2020
Maximum-Likelihood-Estimation Stacking; #41575 (2015)
Stewart Trickett
Search and Discovery.com
... as “mean stacking”. It is still commonly used today since it's simple, intuitive, linear, and optimal when the noise across each time point behaves like...
2015
Kutei Basin: Feasibility Study of a Broadband Acquisition
Gilbert Del Molino, Fabri Ikhlas Gumulya, Dedy Sulistiyo Purnomo, Paolo Battini, Bonita Nurdiana Ersan, Francesca Brega, Ferdinando Rizzo, Giorgio Cavanna, Buia Michele
Indonesian Petroleum Association
... the amount of attenuation becomes comparable with the background noise. Different strategies to measure the interval Q factor of the formations have been...
2013
Enhancing the Quality of Seismic Impedance Data; #41961 (2016)
Satinder Chopra, Ritesh Kumar Sharma, Rebecca Daniels, Brian Schulte, Jim Pllishy, Tammy Chow
Search and Discovery.com
... seismic data. But sometimes the low-frequency linear dipping noise is present in the final processed seismic data, and yet goes unnoticed. When...
2016
Seismic Interpretation I and II--Recent Advances in Seismic Exploration: ABSTRACT
Ray L. Sengbush
AAPG Bulletin
... upon (1) a linear filter model and (2) a geometric model, with statistical communication theory unifying these two viewpoints. Convolution of the source...
1973
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... and everything: CSEG National Convention. Wang, X., 1996, Random noise attenuation of pre-stack seismic data by surface consistent prediction...
Unknown
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... and everything: CSEG National Convention. Wang, X., 1996, Random noise attenuation of pre-stack seismic data by surface consistent prediction...
Unknown
Abstract: Q Estimation by a Match-filter Method; #90174 (2014)
Peng Cheng and Gary F. Margrave
Search and Discovery.com
... method, more robust to noise and more suitable for the Q estimation from reflection data, and has the potential to indentify a localized low Q zone...
2014
Petrophysical Evaluation of Carbonates from the Weyburn Oil Field Using Synchrotron X-Ray Computed Microtomography
Chad Glemser, Tom Kotzer, , Steve Whittaker, and Chris Hawkes
Saskatchewan Geological Society
...) are improving the understanding of the relationship between the Linear Attenuation Coefficient (LAC), phase density and mineral identification. Additionally...
2006
Abstract: Reduction of Noise Effects from Low Frequency Passive Seismic Data, by Brad Artman, Tung Nguyen, Marc Lambert, Stefan M. Schmalholz, and Erik H. Saenger; #90105 (2010)
Search and Discovery.com
2010
Fullband imaging
Zhengmin Zhang, Jiwei Jia, Geping Fu, Hao Zhang, David Chow, Barry Hung, Ian Anstey, Wai Leong Lai
Petroleum Exploration Society of Australia (PESA)
..., iterations may be needed in updating Q fields and velocity consecutively; here we depict a linear approach for the sake of simplicity. Noise 3D...
2016
Quantitative Interpretation in the Bedout Sub-basin: The value of seismic inversion in areas of sub-optimal seismic data quality
M. Kongawoin, A. Pauli, A. Locke, L. Hansen
Petroleum Exploration Society of Australia (PESA)
... most of the reservoir sections are thick and high net-to-gross packages. Each processing iteration included shot de-blending, linear noise attenuation...
2019
Open and Closed Number Systems in Stratigraphic Mapping
W. C. Krumbein
AAPG Bulletin
... with the Permian example, and leads to a tentative flow chart of map selection based on computation of summary statistics, of all linear correlations...
1962
Full-Waveform Inversion Application on 2D Slanted Streamer Data - A Case Study
Andreas Waluyo
Indonesian Petroleum Association
... migration workflow that includes designature to zero phase, random and linear noise attenuation, multiple elimination, Kirchhoff prestack depth...
2014