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The AAPG/Datapages Combined Publications Database
Showing 1,537 Results. Searched 200,357 documents.
Fracture Analysis at St
Search and Discovery.com
N/A
Robust reconstruction via orthogonal matching pursuit with Fourier operators
Ji Li, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... data processing literature and include Minimum Weighted Norm Interpolation (MWNI) (Liu and Sacchi, 2004), Antileakage Fourier Transform (ALFT) (Xu et al...
2022
Seismic Time-Frequency Analysis by Empirical Mode Decomposition; #41513 (2015)
Jiajun Han, Mirko van der Baan
Search and Discovery.com
... Fourier transform. Application on field data thus offers the potential of highlighting subtle geologic structures that might otherwise escape...
2015
Automated velocity model building using Fourier neural operators
Guanghui Huang, Sean Crawley, Ramzi Djebbi, Jaime Ramos-Martinez, Nizar Chemingui
International Meeting for Applied Geoscience and Energy (IMAGE)
...Automated velocity model building using Fourier neural operators Guanghui Huang, Sean Crawley, Ramzi Djebbi, Jaime Ramos-Martinez, Nizar Chemingui...
2023
Residual noise attenuation of poststack seismic data using t-p-x decomposition
Sujith Swaminadhan, Shuvajit Bhattacharya, Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the domain is removed, and the data is returned to the original domain to recover the clean signals. Fourier transform for the F-K domain, f-x domain...
2024
Seismic Enhancement Resolution in Penobscot Field With Short-Time Fourier Transform Half Cepstrum Method
Taufiq Brilliant Askari, Intan Andriani Putri
Indonesian Petroleum Association
...Seismic Enhancement Resolution in Penobscot Field With Short-Time Fourier Transform Half Cepstrum Method Taufiq Brilliant Askari, Intan Andriani...
2022
Abstract: Azimuthal Fourier Coefficients: A Simple Method to Estimate Fracture Parameters; #90174 (2014)
Jon Downton and Benjamin Roure
Search and Discovery.com
... in azimuth, the properties of the Fourier transform allow these problems to be treated separately. If we calculate a Fourier transform of the AVAz PP...
2014
Finite Difference Modeling: Part II: How to clean numeric time dispersion
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... dispersion implies that the higher frequency components of the signal propagate at the wrong speed. Here we show how the Fourier transform can be used...
2018
Abstracts: Evaluation of a Fast Algorithm for the Eigen-Decomposition of Large Block Toeplitz Matrices with Application to 5D Seismic Data Interpolation; #90173 (2015)
Jianjun Gao, Vicente Oropeza, and Mauricio D. Sacchi
Search and Discovery.com
... that heavily rely on Fast Fourier Transforms and/or a fast implementation of the non-uniform Discrete Fourier Transform (Sacchi and Liu, 2004; Abma...
2015
Color Blending on Spectral Decomposition Method for Delineating Geological Features
Garda Erlangga, Kahvi Afafa, Sudarmaji
Indonesian Petroleum Association
... = √ ……………………………………….(2) FFT (Fast Fourier Transform) Fast Fourier Transform is an implemenation to obtain DFT (Discrete Fourier Transform) more precisely...
2013
Abstracts: Empirical Mode Decomposition and Robust Seismic Attribute Analysis; #90173 (2015)
Jiajun Han and Mirko van der Baan
Search and Discovery.com
... that obtained using traditional time-frequency analysis tools, such as Fourier transform and wavelet transforms. Also known as the Hilbert-Huang transform...
2015
Scanning Electron Micrographs of Quartz Sand Grains from Cold Environments Examined Using Fourier Shape Analysis
Julian A. Dowdeswell
Journal of Sedimentary Research (SEPM)
...Scanning Electron Micrographs of Quartz Sand Grains from Cold Environments Examined Using Fourier Shape Analysis Julian A. Dowdeswell 1982 Vol. 52...
1982
ABSTRACT: Application of True-Azimuth 3-D SRME to Onshore Data — A Case Study, by van Borselen, Roald; Barnes, Simon; Salazar, Humberto; Vázquez, Alfredo; Rubén Ronzón, Israel; #90141 (2012)
Search and Discovery.com
2012
First Breaks Picking: a Key Element to Improve Seismic Imaging through Full-Waveform Inversion on Land Data
Search and Discovery.com
N/A
Abstracts: Fourier Transform Ion Cyclotron Resonance Mass Spectrometry The Analytical Tool for Heavy Oil and Bitumen Characterization; #90173 (2015)
Thomas B. P. Oldenburg, Melisa Brown, Ben Hsieh, and Steve Larter
Search and Discovery.com
...Abstracts: Fourier Transform Ion Cyclotron Resonance Mass Spectrometry The Analytical Tool for Heavy Oil and Bitumen Characterization; #90173 (2015...
2015
PINNslope: Physics-informed neural network slope prediction and interpolation with positional encoding
Francesco Brandolin, Matteo Ravasi, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... the smaller one predicts the local slope field that simultaneously satisfies the differential equation. In the proposed work, four different encoding...
2023
Fold Geometry Within Part of Michigan Basin, Michigan
E. H. Timothy Whitten , Walter A. Beckman, Jr.
AAPG Bulletin
... values. These descriptors are calculated for the folded bedding planes simulated by a double Fourier series surface-fitting technique. The Dundee...
1969
Use of Computers by Geologists: Abstract
Daniel F. Merriam
Tulsa Geological Society
..., and cosine-theta) harmonic analysis (includes time series, Fourier and power-spectrum analysis) auto- and cross-association PCA (principal component...
1967
ABSTRACT: Effects of Fluvial Abrasion on Shapes of Quartz Sand Grains, by Mark Peterson and Jim Mazzullo; #91042 (2010)
Search and Discovery.com
2010
Sources and Nonsources of Beach Sand Along Southern Monterey Bay California--Fourier Shape Analysis
Gerald A. Porter, Robert Ehrlich, Robert H. Osborne, Rodney A. Combellick
Journal of Sedimentary Research (SEPM)
...Sources and Nonsources of Beach Sand Along Southern Monterey Bay California--Fourier Shape Analysis Gerald A. Porter, Robert Ehrlich, Robert H...
1979
The Origin of Shape Frequency Distributions and the Relationship Between Size and Shape
Robert Ehrlich, P. Jeffrey Brown , Jeffrey M. Yarus , Robert S. Przygocki
Journal of Sedimentary Research (SEPM)
... implication on contemporary shelf sedimentation--Fourier Grain Shape Analysis: Jour. Sed. Petrology, in press. EHRLICH, R., AND WEINBERG, B., 1970...
1980
Grain Shape Analysis--Application to Problems of Sediment Source and Transport: ABSTRACT
Jim Mazzullo
AAPG Bulletin
... of quartz grains contain a valuable record of their source and transport history. Grain shape can be measured with a Fourier series in closed form, which...
1982
Petroleum Exploration--Real World Examples Using Microcomputers: ABSTRACT
R. Mark Maslyn
AAPG Bulletin
... of double Fourier series to model oil-productive paleotopography in the eastern Powder River basin of Wyoming. Geophysicists are more accustomed...
1982
Sources and Distribution of Late Pleistocene Sand, Northern Gulf of Mexico Shelf: ABSTRACT
J. M. Mazzullo, C. Bates, D. Reutter, K. Withers
AAPG Bulletin
... paleogeography and alluvial identification. Techniques used to determine the sources of sand are: the Fourier technique (which differentiated sands...
1985
Lateral Variability in Coals in Western North Slope, Alaska: ABSTRACT
J. S. Youtcheff, P. D. Rao, J. E. Smith
AAPG Bulletin
... and to a lesser extent by rank characterization. Changes in the coal structure and its low temperature ash were also studied by means of Fourier transform...
1985