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The AAPG/Datapages Combined Publications Database

Showing 1,338 Results. Searched 195,452 documents.

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Process-Response Patterns in Beach and Nearshore Sedimentation: I. Mustang Island, Texas

Richard A. Davis, Jr., William T. Fox

Journal of Sedimentary Research (SEPM)

.... (December), Two time-series studies of coastal processes were conducted along the coast of Mustang Island, Texas during October-November, 1971...

1975

ABSTRACT: THE VARIATION OF ORGANIC MATTER IN THE WEATHERING OF COAL GANGUE AND PROCESS SOIL FORMING

Juan-juan Li, Yuegang Tang, Jintao Ma, Xiaole Shi

The Society for Organic Petrology (TSOP)

... analysis, Fourier transform infrared spectroscopy and cross-polarization with magic angle spinning 13 C nuclear magnetic resonance (CP-MAS 13C NMR...

2006

Grain Size-Frequency Distributions from Thin-Section Data: NOTES

N. H. Gray

Journal of Sedimentary Research (SEPM)

... Crofts, N.Y. 549 p. STOKES, A. R., 1948. A numerical Fourier-analysis method for the correction of widths and shapes of lines on X-ray powder photographs...

1969

POCS Method for Seismic Data Reconstruction of Irregularly Sampled Data

Elwyn J. Galloway

Search and Discovery.com

... is the fourier transform operator, T k is a threshold operator, and B is a band-limiting operator. The threshold operator acts to remove any points below...

Unknown

POCS Method for Seismic Data Reconstruction of Irregularly Sampled Data

Elwyn J. Galloway

Search and Discovery.com

... is the fourier transform operator, T k is a threshold operator, and B is a band-limiting operator. The threshold operator acts to remove any points below...

Unknown

Abstract: Making FX Interpolation More Robust by Spectrum-guided Reconstruction; #90171 (2013)

Mostafa Naghizadeh and Mauricio Sacchi

Search and Discovery.com

... is a combination of a Fourier reconstruction method (Sacchi and Liu, 2004) and f-x interpolation (Spitz, 1991). MSAR can be summarized as follows: 1) The low...

2013

Abstract: Time-Frequency Polarization Analysis and Filtering; #90211 (2015)

Robert Pinnegar

Search and Discovery.com

... to understand if we start by thinking of the whole seismogram in terms of the Fourier transforms of its orthogonal components (Pinnegar, 2006). The Fourier...

2015

Abstract: Characterizing Spatial Deformation Patterns in a Laramide Rocky Mountain Basin; #90301 (2017)

Cody W. Bomberger, Brianna Berg, Jenica Andersen, Michael H. Hofmann

Search and Discovery.com

... that are important to hydrocarbon exploration. Using techniques from Fourier analysis, expanded into two dimensions, we identify characteristic scales of structural...

2017

Thickness Prediction of Tectonically Deformed Coal Using Calibrated Seismic Attributes: A Case Study

Tongjun Chen, Xin Wang

Petroleum Exploration Society of Australia (PESA)

... the fitting of cross-plotted correlations with a Fourier series, we estimate the calibration functions of the attributes. Finally, true attributes...

2016

A Pressure Transient Technique for Monitoring Waterfloods

Jeff Spath

Indonesian Petroleum Association

... SPE 12130 presented the 58th Annual Technical Conference and Exhibition, San Francisco, CA., October 5-8, 1983. Fruchting, H.: "Fourier Coefficients...

2000

Revealing a Shaly (Tight) Sand Reservoir's Distribution by Applying an Untapped Sub-Frequency Combination Method: A Case Study in the West Jambi II Block, South Sumatra Basin

Indra Luthfiana, C. Maya Resha Tuhar, Endi Erfanto, Randy Condronegoro, Hendra Niko Saputra, Abghia Dini Fanzuri, Yan Wijaya, Totok Parafianto

Indonesian Petroleum Association

...- PEP EJI). West Jambi Block II contains three main structures that are delineated by a series of Northwest-Southeast trending, inverted faults, namely...

2018

Time Series Analysis II

Gerard V. Middleton

Special Publications of SEPM

... components ness and periodicity, such as correlated phase distortion given by of the Fourier series fitted to the original data, but these phases are known...

1995

Roughness of Limestone and Quartzite Pebbles by the Modified Fourier Method

Eliza Czarnecka, J. E. Gillott

Journal of Sedimentary Research (SEPM)

...Roughness of Limestone and Quartzite Pebbles by the Modified Fourier Method Eliza Czarnecka, J. E. Gillott 1980 Vol. 50 No. 3. (September), Gravel...

1980

The Effects of Eolian Sorting and Abrasion Upon the Shapes of Fine Quartz Sand Grains

Jim Mazzullo, Donald Sims, David Cunningham

Journal of Sedimentary Research (SEPM)

...), and Beal and Shepard (1956), but in this case to use the more precise and objective Fourier series in closed form (Ehrlich and Weinberg 1970) to measure...

1986

Fourier and Autocorrelation Analysis of Estuarine Tidal Rhythmites, Lower Breathitt Formation (Pennsylvanian), Eastern Kentucky, USA

Ronald L. Martino, Dewey D. Sanderson

Journal of Sedimentary Research (SEPM)

... to the sensitivity of autocorrelation and the Fourier methods to relative amplitudes in a series. GEOLOGIC SETTING Roadcut exposures at five locations over a 1.9 km...

1993

Uncovering Seismic HTI Anisotropy of the Cooper Basin

Stephanie Tyiasning, Dennis Cooke

Petroleum Exploration Society of Australia (PESA)

... logs, borehole breakout, and fractures interpreted from image logs. The AVO anisotropy is inverted using Rüger AVO algorithm and Fourier Coefficient...

2016

Analysis of Fracture Injection Tests using Signal Processing Approach

I. Eltaleb, A. Rezaei, F. Siddiqui, M. M. Awad, M. Mansi, B. Dindoruk, M. Y. Soliman

Unconventional Resources Technology Conference (URTEC)

... the unwanted frequency. The main objective of signal processing is to extract relevant information from a signal by transforming it. Fourier and wavelet...

2020

Inference of Induced Fracture Geometries Using Fiber-Optic Distributed Strain Sensing in Hydraulic Fracture Test Site 2

Stephen Bourne, Kees Hindriks, Alexei A. Savitski, Gustavo A. Ugueto, Magdalena Wojtaszek

Unconventional Resources Technology Conference (URTEC)

... to estimate fracture-fiber intersection times (Jin et al., 2019), and fracture width time series (Liu et al., 2021; Liu et al., 2021; Liu et al., 2021b...

2021

Hierarchy of Controls on Cyclic Rhythmite Deposition: Carboniferous Basins of Eastern and Mid-Continental U.S.A.

A. W. Archer

Special Publications of SEPM

..., there are muddy rhythmites with very thin a few sand- series of series ofrhythmites can be decomposed using Fourier or similar rhythmites can be decomposed...

1998

Improvement of inverse scattering angle-domain common image gathers using optical flow

Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale

International Meeting for Applied Geoscience and Energy (IMAGE)

... a frequency-wavenumber Fourier transform. Then, a local plane wave decomposition is used to apply the imaging condition for each angle estimated...

2023

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

Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique

Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu

Unconventional Resources Technology Conference (URTEC)

... means of high frequency compensation, which is based on time-frequency decomposition method, carrying out by convolving seismic data with a series...

2015

Spectral Decomposition: Extending the Limits of Seismic Resolution for Reservoir Delineation

Sunu H. Praptono, Bambang Murti, Dylan Mair

Indonesian Petroleum Association

... in the data. Methodology The spectral decomposition transforms the seismic data into the frequency domain via a DFT (Discrete Fourier Transform) or via a MEM...

2003

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