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The AAPG/Datapages Combined Publications Database

Showing 3,289 Results. Searched 195,354 documents.

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Fractured Continuum Approach to Stochastic Permeability Modeling

S. A. McKenna, P. C. Reeves

AAPG Special Volumes

... of effective continuum representations of fracture permeability. Observations of fracture orientation, length, frequency, and transmissivity from...

2006

An Evaluation of Offshore and Beach Changes on a Tideless Coast

Lee L. Weishar, William L. Wood

Journal of Sedimentary Research (SEPM)

... limit of active profile adjustment was at a depth of approximately 5 m. Beyond this depth they observed only slight net accretion. Hands (1976, 1979...

1983

Abstract: Attenuation, Velocity Dispersion and the Fate of the Vibroseis Signal; #90211 (2015)

Bernd Milkereit, Flora Sun, Wei Qian, and Thomas Bohlen

Search and Discovery.com

... generated harmonic distortions. These time-frequency decomposition displays provide us with complete information regarding the frequency dependence...

2015

Hydrofracturing and Episodic Fluid Flow in Shale-Rich Basins-A Numerical Study

Chi-yuen Wang and Xinong Xie

AAPG Bulletin

.... The mechanism for hydrofracturing, its effects on fluid migration, and its dependence on sediment permeability, sedimentation rate, and sedimentary sequences have...

1998

The Challenge of Multiples

Search and Discovery.com

N/A

Gas Hydrates Exploration Using Continuous Wavelet Transform Based on Spectral Decomposition

Hafidz Dezulfakar, Muhazzib, Yulia Nur Fajrina

Indonesian Petroleum Association

... attribute that can help delineating underlying free gas and finding the position of BSR. Spectral decomposition is used in time-frequency domain based...

2016

Jurassic Chronology and History of Atlantic Basins: ABSTRACT

Felix Gradstein, John Exton, Jim Ogg

AAPG Bulletin

... Micropaleontologic zonations largely have stage-level resolution. Facies-dependence and provincialism limit universal application, and calibration to ammonite...

1981

Attributes of Key Surfaces

Henry W. Posamentier

Special Publications of SEPM

... can be a function of frequency of avulsion (Bridge and Leeder, 1979) and variations in subsidence rates and style of sedimentation (i.e., suspended...

1999

Abstract: Novel Processing and Facies and Tectonic Results from North Louisiana Seismic Data

Valentin Makarov , Iosif A. Musbin , Eugeniy A. Kozlov , Chris J. Krotzer , Allen Lowrie

GCAGS Transactions

..., with its dependence on digital data processing, frequency-based analysis, and seismic unit determination, in an excellent compliment to the visually...

1997

Abstract: Influence of mineralogical composition and texture on induced polarization (IP) effects in gold-bearing rocks from the Herbert-Brent gold showing, Yellowknife Greenstone Belt, Canada

Mark Richardson

Atlantic Geology

... apparatus to measure IP effects both in the frequency domain (measuring resistivity as a function of frequency), and in the time domain (determining...

2016

Abstract: Comparison of Low-Frequency Data from Co-Located Receivers Using Frequency Dependent Least-Squares-Subtraction Scalars; #90172 (2014)

Kevin W. Hall, Gary F. Margrave, Malcolm B. Bertram

Search and Discovery.com

... autocorrelation. In order to investigate amplitude dependence on frequency, data traces were band-pass filtered before calculating the LSSS with a series of 1 Hz...

2014

Depth distribution of benthic foraminifera in the middle and deeper sublittoral to uppermost bathyal zones northwest of Okinawa, Japan

Wan Nurzalia Wan Saelan, Johann Hohenegger

Geological Society of Malaysia (GSM)

... of the tests in the middle and deeper sublittoral zones is related to dependence on either coarse sand, medium sand or no dependence on specific substrate...

2018

Determination of the Lower Limit of Porosity of Production Reservoirs

V. A. Ivanov, V. G. Khramova

Petroleum Geology: A Digest of Russian Literature

...Determination of the Lower Limit of Porosity of Production Reservoirs V. A. Ivanov, V. G. Khramova 1965 628 630 Vol. 9 (1965) No. 11. (November) 1...

1965

What is Horizontal Resolution?

L. R. Denham, R. E. Sheriff

Indonesian Petroleum Association

.... LEVIN, F.K., 1978, The reflection and diffraction of waves in media with an elliptical velocity dependence. Geophysics v. 43 pp. 528-537. LOEWENTHAL, D...

1981

Measures for Describing the Size Distribution of Sediments

Douglas L. Inman

Journal of Sedimentary Research (SEPM)

... frequency distribution curve as described by equation 10 has one finite end at x = 0, while the other tail approaches zero as a limit as x becomes...

1952

Improving three-dimensional high-order seismic-stratigraphic interpretation for reservoir model construction: An example of geostatistical and seismic forward modeling of Permian San Andres shelf–Grayburg platform mixed clastic–carbonate strata

Yawen He, Charles Kerans, Hongliu Zeng, Xavier Janson, and Samuel Z. Scott

AAPG Bulletin

... heterogeneity and seismic frequency suggest this fundamental assumption is model dependent. Thus, in this study, we further test the model dependence...

2019

A Novel Database-Driven Approach to Shallow Marine Classification: Towards Building a Knowledge Base, #40621 (2010)

Boyan K. Vakarelov, R. Bruce Ainsworth, Rachel A. Nanson

Search and Discovery.com

... of separate classification schemes for basin-scale and local deposition deals poorly with the often existing co-dependence between the two. We propose a new...

2010

Fracture Geometry Measurements by Analyzing Multiwell Communications

Sofya Sizova, Roman Korkin

Unconventional Resources Technology Conference (URTEC)

..., and the frequency of a wave. That is why the wave's attenuation during propagation from an active to an offset well allows estimating the fracture's geometry...

2021

Abstract: Rock Physics Models for the Seismic Velocity of Cracked Media; #90171 (2013)

Zimin Zhang and Robert R. Stewart

Search and Discovery.com

... of the aligned cracks is anisotropic. Both models assume no fluid flow between spaces, thus they simulate high-frequency, saturated-rock behavior. At low...

2013

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