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The AAPG/Datapages Combined Publications Database
Showing 1,541 Results. Searched 200,630 documents.
Development of offshore microtremor array exploration
Yoshikazu Matsubara, Mikihiro Imai, Akeshi Hiraide
International Meeting for Applied Geoscience and Energy (IMAGE)
... installation method was found to be appropriate. Figure 3 a) shows the fourier spectra obtained by 200 m array measurement. The spectra of all OBSS were...
2022
Designing alternative 3D seismic surveys for reduced environmental footprints using the seismic trace density parameter
Mostafa Naghizadeh, Andrea Crook, Alyson Birce, Stephanie Ross
International Meeting for Applied Geoscience and Energy (IMAGE)
... densities of 6.0, 1.5, respectively. Double weave geometries provide optimal trace distributions for sparse Fourier reconstruction algorithms (also...
2023
Abstract: Sources and Distribution of Silt, South Texas Shelf
Jim Mazzullo , Jeffrey Crisp
GCAGS Transactions
...Abstract: Sources and Distribution of Silt, South Texas Shelf Jim Mazzullo , Jeffrey Crisp 1984 Vol. 34 (1984), Fourier grain shape...
1984
ABSTRACT: Evolution of the Chemical Structure of Hat Creek Resinite During Oxidation: A Combined FT-IR Photoacoustic, NMR and Optical Microscopic Study
T Gentzis, F. Goodarzi, R.A. McFarlane, A.M. Vassallo
The Society for Organic Petrology (TSOP)
... of Fourier transfonn infrared (Ff-IR) photoacoustic and carbon-l:3 nuclear magnetic resonance spectroscopies. The determined changes in molecular...
1991
Patterns of Quartz Sand Shape Variation, Long Island Littoral and Shelf
Debra D. Riester , R. Craig Shipp , Robert Ehrlich
Journal of Sedimentary Research (SEPM)
.... (December), Fourier analysis of quartz grain shapes across the shelf and adjacent beach-littoral system off Long Island reveals a pattern of variation...
1982
1993
Abstract: Milankovitch Climate Cyclicity and its Effect on Relative Sea Level Changes and Organic Carbon Storage, Late Cretaceous Black Shales of Colombia and Venezuela, by T. Villamil and E. G. Kauffman; #90988 (1993).
Search and Discovery.com
1993
Abstract: Cyclic Architecture of a Carbonate Sequence, Early Aptian Shuaiba Formation, Al Huwaisah Field, Oman, by J. Grotsch; #90990 (1993).
Search and Discovery.com
1993
Reference-Rotated Eigenshape Analysis of Sands and Sandstones: ABSTRACT
James M. Parks
AAPG Bulletin
... objects, reference-rotation may not be necessary. Unlike Fourier shape analysis, which as currently used involves only small-scale irregularities...
1983
Sources and Distribution of Silt, South Texas Shelf: ABSTRACT
Jim Mazzullo, Jeffrey Crisp
AAPG Bulletin
...Sources and Distribution of Silt, South Texas Shelf: ABSTRACT Jim Mazzullo, Jeffrey Crisp 1984 1215 1215 68 9. (September) Fourier grain shape...
1984
Extraction and Analysis of Complex Geobodies in Faulted Deposits Using Relative Geological Time Model Attributes and Spectral Decomposition: Exmouth Sub-Basin, Australia
Search and Discovery.com
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Geologically Driven Joint Inversion of Gravity, Seismic and Well Data: A Step Forward in Understanding of Geological Structure and Reducing E&P Risks
Search and Discovery.com
N/A
Micro-FTIR Imaging and Confocal Microscopy for Quantitative Characterization of Organic Rich Mudstones
Search and Discovery.com
N/A
Abstract: A Nuclear Norm Minimization Algorithm with Application to Five Dimensional (5D) Seismic Data Recovery; #90187 (2014)
N. Kreimer, A. Stanton, and M. D. Sacchi
Search and Discovery.com
... to the representation of the signal. Techniques under this category often adopt Fourier basis and seek an expansion in terms of a sparse collection of coef...
2014
Abstracts: Recent Airborne EM System (helicopter VTEM and fixed-wing ZTEM) Development for Near-surface and Regional Applications for Oil and Gas Exploration; #90173 (2015)
Jean Legault, Alexander Prikhodko, Harish Kumar and Jim Genereux
Search and Discovery.com
..., between 30-730Hz, using Fourier-based, digital signal processing. The new Fixed-Wing ZTEM for 2011 employs a newly designed receiver coil deployed from...
2015
Abstract: 3D OBC sesimc data processing to overcome sampling sparseness and irregularity; #90254 (2016)
Shotaro Nakayama, Mark A. Benson, Kamal Belaid, Tarek Matarid, Mikael Garden, Dimitry Zarubov
Search and Discovery.com
... and scattered Scholte waves are effectively attenuated without suffering a lack of spatial sampling. Matching Pursuit Fourier Interpolation (MPFI...
2016
Abstract: Geothermal Assessment of the Northeastern Gulf of Gabes Based on New Borehole Temperature and Thermal Conductivity Corrections: Petroleum Generation Fallout; #91202 (2022)
Insaf Mraidi, Amina Mabrouk El Asmi, Ahmed Skanji, and Moncef Saidi
Search and Discovery.com
... conductivity and porosity. After heat flow calculation with the Fourier law, three different scenarios were tested, using the BasinMod software in order...
2022
Abstract: Processing of Land Seismic Data Acquired Via Compressive Sensing: Latest Update; #91209 (2025)
Mohammad S. Farooqui
Search and Discovery.com
... the effectiveness of the new data reconstruction technique compared to other methods such as multi-dimensional Fourier regularization, especially...
2025
Geologically Driven Joint Inversion of Gravity, Seismic and Well Data: A Step Forward in Understanding of Geological Structure and Reducing E&P Risks; #70282 (2017)
Oleksandr Petrovskyy, Tetyana Fedchenko
Search and Discovery.com
... techniques. Thus filtration, regional-residual separation, analytical upward-downward continuation, Fourier and wavelet transforms are still used...
2017
Reservoir Properties: Mineralogy, Porosity, and Fluid Types
Alberto César Ortiz, Luisa Crousse, Carolina Bernhardt, Dolores Vallejo, Laurent Mosse
AAPG Special Volumes
... matrix. Quantification of the mineralogy in terms of weight fractions was provided by x-ray diffractometry (XRD), infrared Fourier transform...
2020
Anomalías Gravimétricas y Estimación de Espesor Elástico Efectivo de la Litosfera en Cuencas Antepaís: Cuenca Barinas Apure [PAPER IN SPANISH] Gravity Anomalies and Effective Elastic Thickness Estimates of the Lithosphere in Foreland Basins: Basin Bari
O. Medina, C. Izarra
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... Sun Choi, and Houze Xu, 2006, Threedimensional forward and inverse models for gravity fields based on Fast Fourier Transform, Computer & Geosciences...
2009
Upper Proterozoic Tidal Rhythmites, South Australia: Sedimentary Features, Deposition, and Implications for the Earth’s Paleorotation
George E. Williams
CSPG Special Publications
... (synodic) monthly cycles. Hence, at ∼650 Ma there were 400±7 solar days per year and 21.9±0.4 hours per day. Figure 14. Fast Fourier transform smoothed...
1991
Evaluation and Insights from Instantaneous Shut-in Pressures
Nicolas Roussel, Herbert Swan, Jon Snyder, Dung Nguyen, David Cramer, Annie Ouk
Unconventional Resources Technology Conference (URTEC)
... of the Discrete Fourier Transform (the black dots in Figure 18b). Figure 18 – (a) Location of highest-magnitude DFT sample and (b) interpolated resonant...
2021
Current Uses of Computers by Exploration Geologists
J. M. Forgotson, Jr. , C. F. Iglehart
AAPG Bulletin
...., v. 46, p. 2229-2245. Krumbein, W. C., 1966, A comparison of polynomial and Fourier models in map analysis: Office of Naval Research, Geogr. Branch...
1967