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The AAPG/Datapages Combined Publications Database
Showing 5,188 Results. Searched 200,357 documents.
Comparison of seismic resolution enhancement techniques: Spectral extrapolation vs spectral balancing
Charles I. Puryear
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Introduction wavelet extraction, spectral inversion with sparsity constraints, and targeted broadband filtering (Puryear et al, 2023) to extend the spectrum...
2023
Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta
Jeffrey F. Tan
Search and Discovery.com
.... Frequency-filtering, event-length detection, and statistical analysis techniques are developed. An interactive MATLAB graphical user interface (GUI...
Unknown
Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta
Jeffrey F. Tan
Search and Discovery.com
.... Frequency-filtering, event-length detection, and statistical analysis techniques are developed. An interactive MATLAB graphical user interface (GUI...
Unknown
Abstract: Monte Carlo Markov Chain Methods in Seismic Deconvolution; #90174 (2014)
Andres Medina and Mirko van der Baan
Search and Discovery.com
... of a linear filter. Wiener filtering is one of the most commonly applied techniques for wavelet removal as it can be shown to be optimal in a least squares...
2014
Abstracts: Ground Roll Attenuation Using LWD; #90173 (2015)
Ken Kocon and M. Sacchi
Search and Discovery.com
... reconstruction as an inverse problem that enforces sparsity in the coefficients needed to reconstruct the data. We discuss a strategy to automatically...
2015
Some Seismic Instantaneous Bandwidth Attribute Applications; #42515 (2020)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... the seismic amplitudes, one might use inverse Q-filtering, spectral decomposition-based methods and thin bed reflectivity inversion. We have...
2020
Abstract: Point Receiver Acquisition and Processing for Arctic Near Surface Challenges; #90171 (2013)
C. Strobbia, A.Glushchenko, A. Laake, P.L.Vermeer, S. Papworth, and Y. Ji
Search and Discovery.com
... has a low velocity (200m/s to 400m/s) and strong inverse dispersion, peak energy between 10 and 20 Hz, and a short wavelength (down to 10m at 20Hz...
2013
Abstract: Acquiring Low Frequencies : Sweeps, Sensors, Sampling and Stories; #90224 (2015)
Olivier Winter, Anna Leslie, and Forest Lin
Search and Discovery.com
... 300 m/s ground roll, which helps the linear noise attenuation through velocity-filtering. Statics do not prove as destructive as they can be for higher...
2015
Optimum Deconvolution for Seismic Inversion Purposes
M. Suprajitno, L. Nutt, P. Busono
Southeast Asia Petroleum Exploration Society (SEAPEX)
..., a specific technique has been developed using a combined approach of Homomorphic and Optimum-lag deconvolution filtering. The Homomorphic method...
1988
Thin Layer Imaging by Wavelet Transform Enhancement
Randy Condronegoro, Woro Sutjiningsih, Herlan Setiadi, Khairul Ummah, Dythia Prayudhatama
Indonesian Petroleum Association
... processing has sought to overcome this earth filtering effect. In this study, a thin layer hydrocarbon reservoir was identified by petrophysical data...
2013
Advances in Seismic Fault Interpretation Automation, by Randolph Pepper and Gaston Bejarano, #40170 (2005).
Search and Discovery.com
2005
Wave-equation based amplitude versus offset inversion in long time windows, with time-variant wavelets
Dries Gisolf, Peter R. Haffinger
International Meeting for Applied Geoscience and Energy (IMAGE)
... from AVO inversions based on the primary reflectivity model. From WEB-AVO we get directly the compressibility , which is the inverse of the bulk...
2022
Imaging of multiwell and multifiber walkaway DAS-VSP datasets in a CCUS demonstration project onshore Japan
Yuji Yamada, Shotaro Nakayama, Takuji Mouri, Manish Lal Khaitan, Philip Armstrong, Olga Podgornova
International Meeting for Applied Geoscience and Energy (IMAGE)
... value in performing inverse-Q filtering, so we decided not to apply this process in our case. Figure 5: Q analysis: (a) multi-spectral ratio result...
2024
Abstract: Inverse Techniques and Geologic Models, by I. Lerche; #91004 (1991)
Search and Discovery.com
1991
ABSTRACT: Reservoir- and Exploration-Scale Stratigraphic Prediction Using a 3-D Inverse Carbonate Model, by Taizhong Duan, Timothy A. Cross, and Margaret A. Lessenger; #90906(2001)
Search and Discovery.com
2001
Multichannel seismic deconvolution via 2D K-SVD and convolutional sparse coding
Guiqian Zhang, Xiayu Gao, Bangli Zou, Yaojun Wang, Yingzhu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... deconvolution aims to improve the resolution of seismic data by compressing the filtering effect of wavelets (Robinson, 1967). However, the existence...
2023
ABSTRACT: DECOMPRESSION OF ROCKS AS A RESULT OF FLUIDS OPERATING UNDER HIGH PRESSURE IN THE EARTHS CRUST; #90011 (2002)
A. А. Orlov, V. G. Omelchenko, A. M. Karpenko, M. V. Lakhy, A. M. Trubenko
Search and Discovery.com
... the operating of static pressure is sufficiently investigated and is reviewed in the literature. The opportunity in the nature of passing the inverse...
2002
Seismic resolution enhancement with self-supervised learning
Shijun Cheng, Tariq Alkhalifah, Haoran Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... & Engineers, 1–5, doi: https://doi.org/10.3997/ 2214-4609.202113262. Berkhout, A. J., 1977, Least-squares inverse filtering and wavelet deconvolution...
2024
Understanding the Seismic Wavelet; Steven G. Henry; Search and Discovery Article #40028 (2001)
Search and Discovery.com
2001
Transport and Deposition of Resedimented Conglomerates: The Cap Enrage Formation, Cambro-ordovician, Gaspe, Quebec
Ian C. Davies, Roger G. Walker
Journal of Sedimentary Research (SEPM)
... exposures of the Cap Enrage Formation. The cobble-boulder, and cobble facies are characterized by a lower zone of inverse grading, followed...
1974
Integrated Geocellular Static Model for Geomechanical and Dynamic Simulations in the Vaca Muerta Formation
Felipe A. Lozano, Juan P. Palacio, Victoria Lazzari, Carolina Bernhardt, Damian E. Hryb
Unconventional Resources Technology Conference (URTEC)
... in the property distribution. Figure 4 shows the direct correlation trend between the upscaled seismic acoustic impedance and the Young’s modulus and the inverse...
2018
Operator chains and seismic data decomposition
Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
... approach amounts to the application of the inverse Hessian operator. Conventionally, the inverse Hessian is approximated using iterations...
2022
3D inversion of electromagnetic logging-while-drilling data
David Marchant, Nigel Clegg, Luke Rawsthorne, Jari Kunnas
Petroleum Exploration Society of Australia (PESA)
... shelf is presented. METHODOLOGY In this section, we discuss the methods applied in the solution of the forward and inverse problems. Forward Modeling...
2019
The Geophysicists' Bane: Multiple Suppression on the North West Shelf
C. R. T. Ramsden, M. R. Hobson, R. Cooper
Petroleum Exploration Society of Australia (PESA)
... west. "Standard" multiple attenuation techniques e.g., predictive deconvolution and F -k filtering, have had only limited success in attenuating...
1988
VSP: Lessons from Numerical Simulation
M. Suprajitno, S. A. Greenhalgh
Indonesian Petroleum Association
... and downgoing waves in VSP by contour-slice filtering, Geophysics (in press). Suprajitno, M., and Greenhalgh, S.A., 1984b, Offset VSP seismograms...
1985