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The AAPG/Datapages Combined Publications Database
Showing 1,537 Results. Searched 200,357 documents.
Abstracts: Gabor Multipliers for Seismic Modeling and Wavefield Propagators; #90173 (2015)
Michael P. Lamoureux, Gary F. Margrave, and Peter C. Gibson
Search and Discovery.com
... by Gabor multipliers and generalized frame operators. These numerical algorithms are based on a localized version of the Fourier transform and share many...
2015
Target-Oriented Parameters for Curvature Attributes Computation; #42146 (2017)
Lee Hunt, Bahaa Beshry, Satinder Chopra, Cole Webster
Search and Discovery.com
... along horizontal wells. One of the methods of computing seismic volumetric curvature attribute involves Fourier filtering, and has gained widespread...
2017
New Techniques for Stratigraphic Analysis and Correlation--Fourier Grain Shape Analysis Louisiana Offshore Pliocene
John V. Mrakovich, Robert Ehrlich, Bernhard Weinberg
Journal of Sedimentary Research (SEPM)
...New Techniques for Stratigraphic Analysis and Correlation--Fourier Grain Shape Analysis Louisiana Offshore Pliocene John V. Mrakovich, Robert Ehrlich...
1976
Deep learning seismic full-waveform inversion and transient EM joint inversion for near surface velocity modeling
Daniele Colombo, Ernesto Sandoval-Curiel, Ersan Turkoglu, Weichang Li
International Meeting for Applied Geoscience and Energy (IMAGE)
...-Fourier domain. The Laplace-Fourier domain is chosen to transform the field data where the secondary arrivals, such ground roll, can be effectively...
2022
Simultaneous source acquisition, accuracy, and deblending
Ray Abma
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and when the inverse Fourier transform is applied, an estimate of the signal is obtained. This estimate of the signal is used to remove both...
2024
Abstract: Inversion Approach to Calculate Instantaneous Frequency; #90174 (2014)
Jiajun Han and Mirko van der Baan
Search and Discovery.com
.... The short-time Fourier transform with a 170ms time window (Figure 4) does not distinguish the two Ricker wavelets clearly at 1.1s due to its fixed time...
2014
Abstract: 5D Interpolation of Seismic Data with Combination of MWNI and POCs Algorithm; #90187 (2014)
Jianhua Pan, Gerry Schlosser, Elvis Floreani, and Robert Tilson
Search and Discovery.com
.... Each iteration consists of a 4D Fourier transformation of the data, an application of a threshold to the transformed data removing low amplitudes...
2014
Shape difference of mud clasts depending on depositional facies: application of newly modified elliptic Fourier analysis to hybrid event beds
Sojiro Fukuda, Hajime Naruse
Journal of Sedimentary Research (SEPM)
...Shape difference of mud clasts depending on depositional facies: application of newly modified elliptic Fourier analysis to hybrid event beds Sojiro...
2020
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
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Search and Discovery.com
N/A
Utilizing Variably Integrated Spectral Frequency to Extract Entire Fluvial Systems
Pongthep Thongsang, Mirza Naseer Ahmad
Indonesian Petroleum Association
.... Although it is not an absolute values as Fourier transform but it measures similarity between a mother wavelet and a seismic signal (relative frequency...
2013
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: Examples of Enhanced Spectral Processing in Direct Hydrocarbon Detection; #90007 (2002)
Sun, Shengjie, John P. Castagna, Robert W. Siegfried
Search and Discovery.com
... transform may even provide misleading frequency features. Although the short window Fourier transform has been employed to provide the localization...
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
... the traditional Gabor transform. The first steps in the 2D phase congruency algorithm are to transform the data to the 2D Fourier domain, then apply...
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
... decomposition, which improves the resolution of the Gabor transform. The variable-factor S-transform One drawback of the Fourier transform...
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)
... distances to reconstruct data with one varying spatial coordinate, while Xu et al. (2005, 2010) propose an antileakage version of the Fourier transform...
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
..., for each iteration, a discrete Fourier transform of the data is first computed. Then, the Fourier component with maximum energy is selected...
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
Optical Methods and Equipment for Processing Geophysical Data: ABSTRACT
Arthur L. Ingalls
AAPG Bulletin
... is a 2-dimensional filtering equipment in which 2 Fourier transforms are performed sequentially on the in-put transparency. The first transform produces...
1965
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