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The AAPG/Datapages Combined Publications Database

Showing 1,541 Results. Searched 200,673 documents.

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5D Interpolation Using Orthogonal Matching Pursuit (OMP) Algorithm to Recover and Reconstruct Damaged Seismic Data, a Case Study in Jb Field, North West Java Basin

Andreas Wasi Kuncoro Kaissagara, Aji Rahmat Ginanjar, Arrie Kurniawan, Dimas Pramudito

Indonesian Petroleum Association

... the data in a Fourier expansion and using data expansion coefficient, the algorithm reconstructed the data at particular spatial locations. Kirchhoff...

2017

Geologic Use of the Computer

Daniel F. Merriam

Wyoming Geological Association

... of regional and residual components of geologic structure in Kansas: Kansas Geol. Survey Sp. Dist. Publ. 11, 27 p. FOURIER ANALYSIS Preston, F. W...

1966

Fractal Structure of Stylolites

Carl N. Drummond, Damon N. Sexton

Journal of Sedimentary Research (SEPM)

... visually suggestive of fractal form. Traces of stylolites, viewed in vertical section, have been studied by standard Fourier spectral analysis...

1998

Abstract: Short-time Wavelet Estimation in the Homomorphic Domain; #90174 (2014)

Roberto H. Herrera and Mirko van der Baan

Search and Discovery.com

... by Ulrych (1971). The implementation was conceptually simple and elegant requiring only a forward Fourier transform, then logarithm, followed...

2014

Antialiasing 5D Interpolation; #41497 (2014)

Stephen K. Chiu

Search and Discovery.com

... transpose of x, F is a multi-dimensional forward Fourier transform, F-1 is a multi-dimensional inverse Fourier transform, and x’ is a least-squares solution...

2014

Velocity continuation with Fourier neural operators for accelerated uncertainty quantification

Ali Siahkoohi, Mathias Louboutin, Felix J. Herrmann

International Meeting for Applied Geoscience and Energy (IMAGE)

... as a double linearized PDE solve. The main components of FNOs are the Fourier layers, which involve a Fourier transform over the spatial dimensions...

2022

The emergence and impact of scientific machine learning in geophysical exploration

Umair bin Waheed

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the field of geophysical modeling and inversion using emerging SciML paradigms, including physics-informed neural networks (PINNs), Fourier neural...

2023

Quantifying Roundness of Detrital Minerals By Image Analysis: Sediment Transport, Shape Effects, and Provenance Implications

Alberto Resentini, Sergio AndÒ, Eduardo Garzanti

Journal of Sedimentary Research (SEPM)

... to the profile Fourier coefficients: Powder Technology, v. 18, p. 19–25. Blatt, H., 1978, Sediment dispersal from Vogelsberg Basalt, Hessen, West Germany...

2018

Abstract: Identification of Deltaic Facies with 3-D Seismic Coherency and the Spectral Decomposition Cube: A Study From South Marsh Island Area, Gulf of Mexico

John A. Lopez, Greg Partyka, Norm L. Haskell, and Susan E. Nissen

Houston Geological Society Bulletin

... is useful for mapping stratigraphy or reservoir delineation. The spectral decomposition cube is a Fourier transform applied to individual traces within...

1998

Differentiating Sediments from Different Sources in the Gulf Basin by Grain Shape Analysis: An Example from Late Pleistocene-Holocene Sediments of the Northwestern Gulf of Mexico Continental Shelf

K.D. Withers , Jim Mazzulo

GCAGS Transactions

... sands grains from two sources in the northwest Gulf of Mexico (the Rio Grande and Western Gulf Province) were analyzed with the Fourier grain shape...

1983

On 5D interpolation suitability of slant seismic acquisition geometries

Mostafa Naghizadeh, Andrea Crook, Rob McGrory

International Meeting for Applied Geoscience and Energy (IMAGE)

... interpolation methods that utilize sparse Fourier recovery algorithms (Naghizadeh and Sacchi, 2010). Real Data Example Figures 3a and 3b show Common-Offset...

2024

Characterization of Alluvial Sources in the Owens Valley of Eastern California Using Fourier Shape Analysis

J. L. Wagoner, J. L. Younker

Journal of Sedimentary Research (SEPM)

...Characterization of Alluvial Sources in the Owens Valley of Eastern California Using Fourier Shape Analysis J. L. Wagoner, J. L. Younker 1982 Vol. 52...

1982

ABSTRACT: Well-log Feature Extraction Using Wavelets and Genetic Algorithms; #90007 (2002)

Rivera, Nestor, Shubhankar Ray, Andrew Chan, Jerry Jensen

Search and Discovery.com

... The Fourier transform is perhaps the best known method for spectral analysis.2 This transform has the limitation that it can be evaluated at only one...

Unknown

Abstract: Optimum Aperture Length for Improving Dispersion Curve Analysis in CMP Cross-Correlation of Surface Waves; #90187 (2014)

Roohollah Askari, Robert J. Ferguson, and Helen Isaac

Search and Discovery.com

... to surface wave data, then if h1(t) is the signal recorded at station 1, and h2(t) is the recorded signal at station 2, the Fourier spectra of h2 can...

2014

Abstracts: Prewhitening with Matrices; #90173 (2015)

C. Robert Pinnegar

Search and Discovery.com

... autocorrelations are replaced by triple correlations in the normal equations. Theory In frequency-domain deconvolution, the Fourier transform of the filter...

2015

Chapter 4: The Thermal Effects of Sedimentation and Compaction on the Maturation of Hydrocarbons in Badger Basin, Wyoming

Nick Visser, Henry P. Heasler

Montana Geological Society

.... 2These values are for compacted rock (k, in Equation (2)) and are used in the Fourier's Law with compaction and rapid sedimentation...

1997

Atenuación Q y Métodos de Descomposición Tiempo-Frecuencia para la Detección Directa de Hidrocarburos en Datos Sísmicos [PAPER IN SPANISH] Q Attenuation and Methods of Time-Frequency Decomposition for the Direct Detection of Hydrocarbons in Seismic Data

Pedro Ayala, Jesús Sierra, Dan El Montoya

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

...Atenuación Q y Métodos de Descomposición Tiempo-Frecuencia para la Detección Directa de Hidrocarburos en Datos Sísmicos [PAPER IN SPANISH] Q...

2009

Absorción a Bajas Frecuencias como Indicador de Hidrocarburos [PAPER IN SPANISH] Low Frequency Absorption and Hydrocarbon Indicator: Abstract

Eduard Medina, Luis Montes

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., Bogotá, Colombia.   Las bases teóricas de la descomposición espectral se remontan a los orígenes de la transformada de Fourier, pero su aplicación...

2009

Interpretation of the AŽ and BŽ Reflectors in the Eastern Part of the Colombian Caribbean Offshore. An Approach to the Seismic Stratigraphy of the Southern Caribbean: Abstract

Emilio Torres, Heidy Rodriguez, Mario García-Gonzalez

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... means of using seismic data and the Discrete Fourier Transform (DFT). By transforming the seismic data into the frequency domain via the DFT...

2009

ABSTRACT: Molecular weight distribution analysis of kerogen using MALDI-TOF and FTIR

Hyeonseok Lee, Mehdi Ostadhassan, Mohammadreza Shokouhimehr, Thomas Gentzis

The Society for Organic Petrology (TSOP)

... spectrometry, Fourier Transform Infrared (FTIR) was employed as a qualitative chemical and structural investigation technique. The MWD of four samples...

2019

ABSTRACT: Organic matter in the Upper Devonian New Albany Shale of the Illinois Basin: From basin scale to nanometer scale

Bei Liu, Maria Mastalerz, Juergen Schieber

The Society for Organic Petrology (TSOP)

... petrography, scanning electron microscopy, and micro-Fourier transform infrared spectroscopy were employed to document the stratigraphic variations...

2019

Sources, Distribution and Mixing of Late Pleistocene and Holocene Sands on the South Texas Continental Shelf: Abstract

J. M. Mazzullo, K. D. Withers

CSPG Special Publications

... found in the sands using the Fourier grain shape technique. One type, associated with sands rich in igneous and metamorphic rock fragments and quartz...

1986

Abstracts: Clay Minerals from Some Upper Cretaceous Bentonites, Southwestern Alberta

W. R. Maiklem

CSPG Bulletin

... chlorite. Fourier transforms of the mixed-layer clays show three component interstratifications which in three of the bentonites are within...

1965

ABSTRACT: A PARAMETER FOR ORGANIC MATURATION BASED ON A FTIR SPECTRUM OF ONE POLLEN GRAIN OF PINU

Takehiro Aizawa, Yoshihiro Ujiié

The Society for Organic Petrology (TSOP)

... and exinite fluorescence). We attempt to propose a new parameter measured on one pollen grain of Pinus by Fourier transform infrared spectroscopy...

2006

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