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The AAPG/Datapages Combined Publications Database
Showing 18,799 Results. Searched 200,357 documents.
Abstract: Joint Time-Frequency Analysis of Ground Penetrating Radar Signals Over Sedimentary Deposits, by S. Guha; #90087 (2009).
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2009
Abstract: Study on Characteristic Variability of Weak Signal in High Density Seismic Acquisition, by Chen Wujin and Wu Anchu, #90188 (2014)
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2014
Study on the Downhole Influence Factors of Radio Frequency Identification Technology
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N/A
Abstract: High Levels of Variation in Size-Frequency Distributions at Laminar and Intralaminar Levels Suggest Revision of Conventional Size-Frequency Data, by Brian T. Grothaus, James T. Grace, Robert Ehrlich; #90961 (1978).
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1978
ABSTRACT: High-Frequency Sequences and Parasequence Stacking Patterns Within the Cretaceous Blackhawk Formation, Book Cliffs, Central Utah, by John A. Howell, Diane L. Kamola, Stephen S. Flint; #91020 (1995).
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1995
Thin Bed Stratigraphy from Complex Trace Attributes: ABSTRACT
J. D. Robertson, H. H. Nogami
AAPG Bulletin
... the wavelet's amplitude spectrum. Peak instantaneous frequency thus is a physical meaningful measure of the spectral content of a zero-phase Ricker...
1982
Abstract: Thickness Delineation Using Frequency Dependent Principal Component Spectral Attribute, by Jian Zhou; #90182 (2013)
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2013
Study on the Efficiency of Radio-Frequency Electromagnetic Field for Heat Treatment of Heavy Oil and Bitumen
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N/A
ABSTRACT: Examples of Enhanced Spectral Processing in Direct Hydrocarbon Detection; #90007 (2002)
Sun, Shengjie, John P. Castagna, Robert W. Siegfried
Search and Discovery.com
.... a) The synthetic trace for modeling study. b) ESP timefrequency spectrum c) STFT time-frequency spectrum 2 .0 0 +30 H z at 220, 230 + 30 H z at 130, 135 +40 H z...
Unknown
Abstract: Using an Adaptive and Data Driven Signal Decomposition Technique to Delineate Structural Geology in Post-Stack Seismic Data; #90319 (2018)
Ahmed A. Aqrawi, Mats Ramfjord
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... driven by the seismic data to guide in the selection of the best operators for each frequency content extraction. We do this in a multitier system...
2018
Abstract: Frequency-dependent Elastic Moduli and Attenuation of Sandstone and Carbonate Rocks; #91204 (2023)
Andika Perbawa, Thomas Finkbeiner, Salma Alsinan, Juan Carlos Santamarina
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...Abstract: Frequency-dependent Elastic Moduli and Attenuation of Sandstone and Carbonate Rocks; #91204 (2023) Andika Perbawa, Thomas Finkbeiner, Salma...
2023
Late Neogene Palynomorph Diagrams, Northern Gulf of Mexico: ABSTRACT
William C. Elsik
AAPG Bulletin
... Neogene climate is reflected in the relative frequency diagrams of palynomorphs deposited in the northern Gulf of Mexico. A general cooling through...
1969
Abstract: Identifying Lithology Variation and Gas Occurrence in Deep Carbonate Reservoirs Using S Transform, by Zhao Zhang and Yuefeng Sun; #90124 (2011)
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2011
Abstract: Seismic Time-Frequency analysis by Empirical Mode Decomposition; #90187 (2014)
Jiajun Han and Mirko van der Baan
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...Abstract: Seismic Time-Frequency analysis by Empirical Mode Decomposition; #90187 (2014) Jiajun Han and Mirko van der Baan AAPG Search and Discovery...
2014
Application of Frequency-Dependent Attributes for Gas Prospect Identification
Vittorio De Tomasi, Alfonso Junio Marini, Maurizio Ferla, Francesca de Finis
International Meeting for Applied Geoscience and Energy (IMAGE)
...Application of Frequency-Dependent Attributes for Gas Prospect Identification Vittorio De Tomasi, Alfonso Junio Marini, Maurizio Ferla, Francesca de...
2023
Frequency-dependent seismic-stratigraphic and facies interpretation
Hongliu Zeng
AAPG Bulletin
... thickness, with wavelets varying with the frequency spectrum of similar band ratios and phase character (Figure 1B)frequency tuning (Zeng, 2010). Thickness...
2013
Utilizing Variably Integrated Spectral Frequency to Extract Entire Fluvial Systems
Pongthep Thongsang, Mirza Naseer Ahmad
Indonesian Petroleum Association
...Utilizing Variably Integrated Spectral Frequency to Extract Entire Fluvial Systems Pongthep Thongsang, Mirza Naseer Ahmad IPA13-G-107 PROCEEDINGS...
2013
Seismic Frequency Bandwidth Constraints in Deepwater Locations
Andrew Long, Iain Buchan
Indonesian Petroleum Association
...Seismic Frequency Bandwidth Constraints in Deepwater Locations Andrew Long, Iain Buchan 2004 39 49 Deepwater environments typically involve...
2004
Possible Effects of Active Faulting on Low Frequency Radio Propagation, Houston, Texas Metropolitan Area
Allen F. Mattis
Houston Geological Society Bulletin
... into the field. A variety of possible effects of earthquakes on the low frequency radio spectrum have been described, but these studies have generally...
1995
Gas Hydrates Exploration Using Continuous Wavelet Transform Based on Spectral Decomposition
Hafidz Dezulfakar, Muhazzib, Yulia Nur Fajrina
Indonesian Petroleum Association
... the same number of peak frequency cycles. Wavelet will be compressed, its peak frequency shift to a higher number and its spectrum dilates if the value...
2016
Abstract: Inversion Approach to Calculate Instantaneous Frequency; #90174 (2014)
Jiajun Han and Mirko van der Baan
Search and Discovery.com
... signals with different frequency distributions. Figure 2: Instantaneous spectrum obtained using the inversion approach after EMD. Both frequency...
2014
Derivation of a Size-Frequency Curve from the Cumulative Curve
James Bush
Journal of Sedimentary Research (SEPM)
...Derivation of a Size-Frequency Curve from the Cumulative Curve James Bush 1951 Vol. 21 No. 3. (September), A size-frequency curve is often...
1951
Abstracts: Empirical Mode Decomposition and Robust Seismic Attribute Analysis; #90173 (2015)
Jiajun Han and Mirko van der Baan
Search and Discovery.com
... the suitability of empirical mode decomposition (EMD) for the seismic attribute analysis and time-frequency analysis. EMD decomposes a seismic signal...
2015
ABSTRACT: Selected Topics in Seismic Dispersion
Christopher L. Liner
Houston Geological Society Bulletin
...ABSTRACT: Selected Topics in Seismic Dispersion Christopher L. Liner 2012 39 39 54 07 This presentation is a survey of selected frequency-dependent...
2012
Transmission Survey Using Seismic Guided Waves: Cadiz, Ohio: ABSTRACT
Timothy G. Holdeman
AAPG Bulletin
... is initiated within a coal seam, internally reflected S and P waves constructively interfere to form a seam wave. The seam wave is a high-frequency...
1981