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The AAPG/Datapages Combined Publications Database

Showing 845 Results. Searched 187,807 documents.

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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

Application of Robust Noise Reduction on a Land 3D Seismic Data

Agus Abdullah, Jesse Shaw

Indonesian Petroleum Association

... of a spatial Fourier transform: (1) − Lxc ks r ∞ ~ GBj ( s, f ) = eikr ros ∫ ω + (ros − rd )... j −∞  λ λ  r  ... exp i 2π  n − n  d...

2012

Abstract: Seismic Data Decomposition into Spectral Components Using Regularized Nonstationary Autoregression; #90187 (2014)

Sergey Fomel

Search and Discovery.com

... components. The classic Fourier transform, Radon transform (Gardner and Lu, 1991), wavelet transform (Mallat, 2009), curvelet frame (Herrmann...

2014

AVO Modeling of Monochromatic Spherical Waves: Comparison to Band-Limited Waves; #41567 (2015)

Charles Ursenbach, Arnim Haase

Search and Discovery.com

... the reflection coefficient for a band-limited wavelet via an inverse Fourier transform, as has been carried out by Haase (2004). We have previously...

2015

Estimation of Seismic Attenuation (Q): More Insight from Zero-Offset VSP

Mohammad Risyad

Indonesian Petroleum Association

... stations and extract time series data of their respective depths, time-to-frequency conversion is performed using Fast Fourier Transform (FFT...

2018

ABSTRACT: A Multi 1-D Modeling Approach for Complex Basins: An Example from Taranaki Basin, New Zealand; #90061 (2006)

Rob Funnell, Phil Scadden, and Malcolm Geddes

Search and Discovery.com

...ABSTRACT: A Multi 1-D Modeling Approach for Complex Basins: An Example from Taranaki Basin, New Zealand; #90061 (2006) Rob Funnell, Phil Scadden...

2006

A 3-D ground-penetrating radar and wavelet transform analysis of the morphology of shoreface deposits in the Upper Cretaceous Ferron Sandstone Member, Utah

Keumsuk Lee, Robert Szerbiak, George A. McMechan, Namsoon Hwang

AAPG Bulletin

... followed by the analysis results.Two-Dimensional Continuous Wavelet DecompositionThe CWT is related to the Fourier transform but has the added advantage...

2009

Abstract: Estimating the Spectra of Small Events for the Purpose of Evaluating Microseismic Detection Threshholds; #90174 (2014)

N. Ackerley

Search and Discovery.com

... spectrum as: √ ( ) This is the Fourier transform with respect to time of the displacement of some point in the far field vs. time. Because computing...

2014

Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada

M. W. Lee, T. S. Collett, W. F. Agena

AAPG Special Volumes

... used for the Fourier transform. Using the spectral ratio such as shown in Figure 9b, the quality factor of the P wave (Qp) for non-gas-hydrate-bearing...

2009

Nature of a regional dogleg pattern in maturity profiles from Thrace basin, northwestern Turkey: A newly discovered unconformity or a thermal anomaly?

Ozkan Huvaz, Hasan Sarikaya, mr M. Nohut

AAPG Bulletin

... Bulletin, v. 75, no. 2, p. 241257.Platte River Associates Inc., 2003, BasinMod 1-D manual to accompany the June 2003 Release: 2790 Valmont Road...

2005

Fast Marching Method Based Rapid Simulation Accounting for Gravity

Tsubasa Onishi, Atsushi Iino, Hye Young Jung, Akhil Datta-Gupta

Unconventional Resources Technology Conference (URTEC)

... DTOF for the 3-D to 1-D coordinate transform, they introduced a new diffusive diagnostic function (DDF) which is also used to formulate a 1D flow...

2019

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

Structural imaging in the Rocky Mountain Foothills (Alberta) using magnetotelluric exploration

Wen Xiao, Martyn Unsworth

AAPG Bulletin

... the method of Jones and Jodicke (1984). This processing requires that a Fourier transform is taken of the electric and magnetic field variations, with many...

2006

Abstract: Quantitative 1-D Basin Modelling And Potential Source Rocks Analysis In Trutch Map Area And Adjacent Plains, Northeastern British Columbia And Northwestern Alberta; #90213 (2015)

A.Ibrahimbas and C.Riediger

Search and Discovery.com

...Abstract: Quantitative 1-D Basin Modelling And Potential Source Rocks Analysis In Trutch Map Area And Adjacent Plains, Northeastern British Columbia...

2015

Abstract: Interpretation of airborne electromagnetic data using 1-D inversion

Jessica Connors

Atlantic Geology

...Abstract: Interpretation of airborne electromagnetic data using 1-D inversion Jessica Connors atlantic geology . volume 45 . 2009 147 ploration...

2009

ABSTRACT: Target Detectability of Marine Controlled Source Electromagnetic Method … Insights from 1-D Modeling; #90118 (2011)

Souvik Sengupta

Search and Discovery.com

...ABSTRACT: Target Detectability of Marine Controlled Source Electromagnetic Method … Insights from 1-D Modeling; #90118 (2011) Souvik Sengupta Target...

2011

Abstracts: Automatic Time-picking of Microseismic Data Combining STA/LTA and the Stationary Discrete Wavelet Transform; #90173 (2015)

Ismael Vera Rodriguez

Search and Discovery.com

...Abstracts: Automatic Time-picking of Microseismic Data Combining STA/LTA and the Stationary Discrete Wavelet Transform; #90173 (2015) Ismael Vera...

2015

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