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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 18,799 Results. Searched 200,357 documents.

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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: 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

Search and Discovery.com

... 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

Search and Discovery.com

...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: Seismic Time-Frequency analysis by Empirical Mode Decomposition; #90187 (2014)

Jiajun Han and Mirko van der Baan

Search and Discovery.com

...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

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