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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 1,537 Results. Searched 200,357 documents.

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Determination of Relative Provenance Contributions in Samples of Quartz Sand Using Q-mode Factor Analysis of Fourier Grain Shape Data

Carolyn Brauer Hudson, Robert Ehrlich

Journal of Sedimentary Research (SEPM)

...Determination of Relative Provenance Contributions in Samples of Quartz Sand Using Q-mode Factor Analysis of Fourier Grain Shape Data Carolyn Brauer...

1980

Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT

J. A. Long

AAPG Bulletin

... to produce a diffraction pattern which is the two-dimensional Fourier transform of the section itself. By using suitable lenses, the diffraction...

1965

Estimation of Heat Flow in Oil Wells Based on Relation Between Heat Conductivity and Sound Velocity: ABSTRACT

J. J. H. C. Houbolt, P. R. A. Wells

AAPG Bulletin

... with formation temperature for most sedimentary rocks. End_Page 1360------------------------------ Combination of this assumption with Fourier's heat...

1981

Tuscarora Sandstone (Silurian), Central Pennsylvania: Preliminary Quantitative Grain Shape Analyses of Cotter's (1982) Facies--Fluvial, Estuarine, Beach, and Marine(?) Shelf: ABSTRACT

James M. Parks, Robert A. Gallagher, Edward Cotter

AAPG Bulletin

... unmodified. Preliminary results comparing the Fourier Analysis (FA) methods of Ehrlich and colleagues (1970 to 1982) and Boon (1982) with the Rotat d...

1982

Relationship of Morphologic Variation and Environment in Recent Bolivina (Foraminiferida) from Northwestern Gulf of Mexico: ABSTRACT

Anthony C. Gary, Nancy Healy-Williams

AAPG Bulletin

..., was quantified by an automated video digitizer using closed-form Fourier series anal ses. Significant variations in shape outline components were tested...

1984

Morphostratigraphy of Foraminifera Via Automated Image Analysis: ABSTRACT

N. Healy-Williams, L. Robbins, R. Ehrlich

AAPG Bulletin

... specimens per hour. The subsequent analysis of shape changes is via closed-form Fourier se ies and multivariate statistical techniques. Through...

1984

COGS--Computer Oriented Geological Society: ABSTRACT

James A. Thomson

AAPG Bulletin

... statistics, interactive geophysical modeling, double-Fourier analysis, and telecommunications, among others. Future presentations will include expert systems...

1984

Distinction of Glacial and Interglacial Cycles in Feni and Gardar Drifts, North Atlantic: ABSTRACT

Margaret R. Eggers, Robert Ehrlich

AAPG Bulletin

.... Fourier shape analysis on quartz silts, augmented by SEM, showed that each sample consists of a mixture of 3 grain populations. One grain type...

1985

-- no title --

user

Search and Discovery.com

... Fourier transform (SWFT) (Partyka, 1999), Morlet wavelet based wavelet transform (MWT) (X. Miao & W. Moon, 1994, Casatagna, 2003), and Matching Pursuit...

Unknown

ABSTRACT: Improving Curvature Analyses of Deformed Horizons Using Scale-Dependent Filtering Techniques; #90013 (2003)

Stephan Bergbauer, Tapan Mukerji, Peter H. Hennings

Search and Discovery.com

... the suitability of four numerical techniques (Fourier analysis, wavelet transform filtering, singular value decomposition, factorial kriging...

2003

ABSTRACT: Petroleum Inclusions: Markers of Tectonic and Diagenetic Evolution of a Foreland Petroleum Basin (Columbia); #90013 (2003)

Jacques Pironon, Jorg O. W. Grimmer, Frederic Walgenwitz

Search and Discovery.com

... Evolution of a Foreland Petroleum Basin (Columbia) The petroleum inclusions of two oil fields from Columbia have been investigated. Fourier transform...

2003

-- no title --

user

Search and Discovery.com

... Fourier transform (SWFT) (Partyka, 1999), Morlet wavelet based wavelet transform (MWT) (X. Miao & W. Moon, 1994, Casatagna, 2003), and Matching Pursuit...

Unknown

Abstracts: A New f-p Domain Weighting Function in Minimum Weighted Norm Interpolation of Seismic Data; #90173 (2015)

Zhengsheng Yao, Mike Galbraith, and Randy Kolesar

Search and Discovery.com

... to the other by some transform – e.g. a double Fourier Transform). In this paper, we will describe the f-p domain approach and show its advantages over...

2015

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