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The AAPG/Datapages Combined Publications Database
Showing 1,537 Results. Searched 200,293 documents.
Variation in textural properties of aplitic kaolin from Kinta Valley
Khong Ling Han, Hareyani Zabidi, Kamar Shah Ariffin
Geological Society of Malaysia (GSM)
... by various techniques which X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR) and field emission scanning electron microscope (FESEM...
2020
Methodology for Enhancing and Evaluating Geologic Effects of Time Series Models: A Case of Ground Response in Santa Clara Valley, California, #41097 (2012)
Olusola Samuel-Ojo, Lorne Olfman, Linda A. Reinen, Arjuna Flenner, David D. Oglesby, Gareth J. Funning
Search and Discovery.com
... models are built. These models constitute threads, a computer executable unit that can concurrently be processed by server clusters to achieve high...
2012
Impact of Non-Linear Transport Properties on Low Permeability Measurements; #70299 (2017)
Yuan-Yun Lin, Michael T. Myers
Search and Discovery.com
... [cm3/s], k is intrinsic permeability [Darcy], µ is fluid viscosity [cP], dP/dz is the pressure drop per unit of distance in the direction of the fluid...
2017
Sequential Stage Development of Crescentic Bars: Hahoterim Beach, Southeastern Mediterranean
Victor Goldsmith, Dan Bowman, Kevin Kiley
Journal of Sedimentary Research (SEPM)
... was computed for each digitized wave record, twice a day for one year, using a Fast Fourier Transform algorithm described in Clairbout (1976...
1982
Optimized characterization workflow for naturally fractured reservoirs using seismic anisotropy attributes in the Middle Magdalena Valley basin, Colombia
Oscar Moreno, Enrique Casaña, Luis Figuera, Iván Higuera, Diego García, Jorge Acosta, Benjamin Roure
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Fourier Coefficient and Fourier Coefficient residuals, all of them, assume fractured formations are an HTI medium (Figure 1). Figure 1: Methods...
2023
ABSTRACT: Microanalyses of organic matter in coals and gas shales: A Review
Zhongsheng Li, Colin R. Ward, Neil Sherwood, Peter Fredericks
The Society for Organic Petrology (TSOP)
... of these processes. Numerous recent developments in electron microprobe, scanning electron microscope (SEM), Fourier transform infrared, and computerised...
2012
A Preliminary Study of the Relationship Between Test Morphology and Bathymetry in Recent Bolivina Albatrossi Cushman, Northwestern Gulf of Mexico
Anthony C. Gary
GCAGS Transactions
... Anthony C. Gary 1985 Vol. 35 (1985), An automated video digitizer and closed-form Fourier series analysis are used in this study to quantify benthic...
1985
Click to view abstract in PDF format
Search and Discovery.com
N/A
Abstract: Nonstationary Predictive Deconvolution; #90172 (2014)
Gary F. Margrave, Michael P. Lamoureux
Search and Discovery.com
... as an analysis tool. We then compare slicedecon with the more established Gabor deconvolution or gabordecon. When the prediction filtering is unit-lag, we show...
2014
Lithofacies and Cyclicity of the Yates Formation, Permian Basin: Implications for Reservoir Heterogeneity (1)
J. M. BORER and P. M. HARRIS
AAPG Bulletin
... that, on average, four small cycles occur before the pattern is repeated. Two additional methods, Fischer plots and Fourier transforms, were used...
1991
Three-dimensional kinematic modeling of reversible fault and fold development
Natacha Gibergues, Muriel Thibaut, Jean-Pierre Gratier
AAPG Bulletin
.../sedimentation et compaction: Ph.D. thesis, Universite Joseph Fourier, Grenoble, France, 221 p.Dunbar, J., and A. R. Cook, 2003, Palinspatic...
2009
Recovering the invisible signals for urban traffic monitoring using distributed acoustic sensing
Yangkang Chen, Hang Wang, Rui Min, Yunfeng Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... contains an interrogator unit that sends coherent laser pulses into the fiber-optic cable and uses the optical phase shift of the back-scattered light...
2024
Comparison of Ridge and Runnel Systems in Tidal and Non-Tidal Environments
Richard A. Davis, Jr., William T. Fox, Miles O. Hayes, Jon C. Boothroyd
Journal of Sedimentary Research (SEPM)
.... T., AND DAVIS, R. A., 1970a, Fourier analysis of weather and wave data from Lake Michigan: Tech. Report. ONR Contract 388-092, 47 p. FOX, W. T., 1970b, Profile...
1972
Migration Amplitude Recovery using Curvelets
Peyman P. Moghaddam
Search and Discovery.com
... the action of Fourier integral operators. They stated that under some condition a curvelet maps to another curvelet under the action of Fourier Integral...
Unknown
Migration Amplitude Recovery using Curvelets
Peyman P. Moghaddam
Search and Discovery.com
... the action of Fourier integral operators. They stated that under some condition a curvelet maps to another curvelet under the action of Fourier Integral...
Unknown
Abstract: Applying the Phase Congruency Algorithm to Seismic Data Slices A Carbonate Case Study; #90171 (2013)
Brian Russell, Dan Hampson, and John Logel
Search and Discovery.com
... that the individual terms in a Fourier series will be in-phase at a step, and (b) shows a polar plot of the real and imaginary Fourier used to compute phase...
2013
Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014)
Todor I. Todorov, Gary F. Margrave
Search and Discovery.com
... on the assumption that the seismic signal is stationary and employ an extensive use of Fourier analysis. However, due to various attenuation mechanisms...
2014
Multichannel compressive sensing for seismic data reconstruction using joint sparsity
Iga Pawelec, Michael Wakin, Paul Sava
International Meeting for Applied Geoscience and Energy (IMAGE)
... the aliasing. A large number of these techniques use the Fourier representation of seismic data. For instance, Liu and Sacchi (2004) develop a framework...
2022
Hybrid 3D Marine Towed-Streamers and Ocean-Bottom Nodes Survey - Challenges and Solutions for Seismic Data Processing and Imaging
Wai Leng Cheah, Wong Li Ming Joyce, Evonne Hooi Rong Yu, Artem Sazykin, Gavin Menzel-Jones
Indonesian Petroleum Association
... that challenge was interpolation using matching pursuit Fourier interpolation (MPFI) (Schonewille et al., 2013). A second significant challenge...
2019
Abstract: Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations (Paper 23)
Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau
Geological Society of Malaysia (GSM)
... "correct" velocity pick. DMO algorithms available sometime back in this region are essentially Fourier transform methods, usually with some logarithmic...
1995
Investigation of the Mineral Composition of Shales by Far Infrared Spectroscopy
Search and Discovery.com
N/A
Integrated Basinal-Scale Study on Potential Shale Plays in Abakaliki Fold Belt and Calabar Flank, Nigeria
Search and Discovery.com
N/A
Key Technologies for Processing of Seismic Data in Gas Cloud Area
Search and Discovery.com
N/A
Abstract: The Phase Shift Time Stepping Equation and the Marmousi Data Set; #90171 (2013)
Ben D. Wards, Gary F. Margrave, and Michael P. Lamoureux
Search and Discovery.com
... Fourier transform which is exact for constant velocity medium. Introduction Reverse-time migration (Baysal et. al., 1983, McMechan, 1983; Whitmore...
2013
Abstracts: FX Cadzow / SSA Random Noise Filter: Frequency Extension; #90173 (2015)
Alexander Falkovskiy, Elvis Floreani, Gerry Schlosser
Search and Discovery.com
... gathers. Here each is a complex Fourier coefficient for trace j from ensemble i. After matrix construction, rank reduction is performed using singular...
2015