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The AAPG/Datapages Combined Publications Database

Showing 767 Results. Searched 195,354 documents.

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Coal Identification Using Neural Networks with Real-Time Coalbed Methane Drilling Data

Ruizhi Zhong, Raymond Johnson Jr, Zhongwei Chen, Nathaniel Chand

Australian Petroleum Production & Exploration Association (APPEA) Journal

... activation functions in the nodes. The backward propagation algorithm is a commonly used technique to obtain weights between nodes in the ANN...

2019

EXTENDED ABSTRACT: Kinematics of Regional Salt Flow in the Northern Gulf of Mexico

Xavier Fort, Jean-Pierre Brun

GCAGS Transactions

... of Mexico Frontal Salt Nappe and Backward Salt Extrusion Recent seismic imaging in the slope area helped to understand the extrusion processes...

2011

Ripple Marks: DISCUSSION

D. M. Baird

Journal of Sedimentary Research (SEPM)

... of curren types appears and depends entirely on the relative imbalance of forward and backward components of the wave oscillation in both time...

1962

Extended Abstract: Kinematics of Regional Salt Flow in the Northern Gulf of Mexico

Xavier Fort, Jean-Pierre Brun

GCAGS Transactions

... Nappe and Backward Salt Extrusion Recent seismic imaging in the slope area helped to understand the extrusion processes of allochtonous salt. Sections...

2012

Projecting Cores into the Time Dimension; #41663 (2015)

Helen Lewis, Jim Buckman, Alessandro Mangione, Zeyun Jiang, Jingsheng Ma, Gary D. Couples

Search and Discovery.com

... textures, core observations and measured properties can be extended into the time domain, in both backward and forward directions. The backward...

2015

Seismic Imaging of Gas Hydrate Distribution - A Case Study; #80441 (2015)

Jun-Wei Huang

Search and Discovery.com

..., i.e., scatters’ scale is much larger than the wave length, small-angle scattering or forescattering is much stronger than backward scattering, leaving...

2015

Fault-related Folding in the Deep Waters of the Equatorial Margin of Brazil

Pedro Victor Zalan

AAPG Special Volumes

... onlapping the passive forelimb (because, as discussed later, the style of deformation is break-backward) of the GFTB and in stratigraphic concordance...

2011

Structural Modification of Corals in Relation to Waves and Currents: Reef Biota

Richard R. Graus , John A. Chamberlain Jr. , Alexa M. Boker

AAPG Special Volumes

... a generally bimodal distribution of branch azimuths, with the modes corresponding approximately to the forward and backward directions of wave thrust (Fig. 11...

1977

Early Compressional Deformation in a Shelf Salt Mini-Basin Setting: Pre-Stack Depth-Migration Imaging and Palinspastic Reconstruction of the Mozart Structure, South Marsh Island South Additions, Offshore Louisiana

David J. Hall, Scott N. Opdyke, Richard L. Nagy

GCAGS Transactions

... by the backward rotation of the basin due to gravity loading updip. In Figure 8 we have diagrammatically suggested the mechanism of basin rotation and sea-floor...

2006

Density-Modified Grain-Flow Deposits From an Early Paleozoic Passive Margin

Gary G. Lash

Journal of Sedimentary Research (SEPM)

.... This is probably related to either backward shearing of sediment and water in front of the moving sediment mass, creating turbulence on top of the flow, or expulsion...

1984

Abstract: Multi-Scale 2D Acoustic Full Waveform Inversion with High Frequency Impulsive Source; #90187 (2014)

Vladimir N. Zubov, Michael P. Lamoureux, and Gary F. Margrave

Search and Discovery.com

..., the mathematical model we use in here consists of three key modules:  Forward wave propagation with unconditionally stable factorization  Backward...

2014

Scolecodonts: I. Descriptive Terminology and Revision of Systematic Nomenclature; II. Lectotypes, New Names for Homonyms, Index of Species

J. Jansonius, J. H. Craig

CSPG Bulletin

... backward or posteriorly. Individual scolecodonts or fossil jaws are best described in similar positions and should be illustrated with the anterior...

1971

Subduction in the Indonesian Region*

Warren Hamilton

Southeast Asia Petroleum Exploration Society (SEAPEX)

... of the underlying oceanic plate, represent a dynamic equilibrium between the thickening of the wedge as it is pushed backward by the undersliding...

1975

Paleohydrographic History of the Great Basin Region

William Lee Stokes

Rocky Mountain Association of Geologists

... of energetic streams working backward from the steep west face of the range. The fact that streams working in zones of soft rock have not crossed...

1979

The Cementation Process in Sandstone

Roswell H. Johnson

AAPG Bulletin

.... These oscillations are especially important, because the expansion of the gas leads to movement backward and forward, facilitating the segregation...

1920

New Insights into the Piedemonte License Triangle Zone in the Llanos Foothills - Colombia

Roberto Linares P., Héctor H. Aguirre A., Juan C. Alzate D., Pedro A. Galindo A.

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... of the intercutaneous wedge. The structural analysis is based on “backward” modeling (cross section restoration) and on forward modeling of the area using...

2009

ABSTRACT: TRINIDAD … VENEZUELA 11-0 Ma SUPRAOROGEN BASINS FORMED BY BURIED … HALITE DISSOLUTION

Roger Higgs

Geological Society of Trinidad & Tobago

... stepped backward. Prior to Miocene time, the active thrust was at the front of the Slope Nappe, which has been entirely eroded off the top of the Shelf...

2007

Morphology and Sediments of Redondo Submarine Fan Southern California

Barbara E. Haner

Pacific Section of AAPG

... and forth within a narrow zone. The present channel is partly filled by a backward tilted slump block. Relict channels are present on the western...

1988

Restoration of a Franklin 25 HP Valveless Engine

Scott Van Diepenbos

Petroleum History Institute

... backward, the lower ring passes the port shutting off the air-fuel mixture - a process that takes the place of the intake valve. When the piston reaches...

2007

Desert Day

M. Dane Picard

Utah Geological Association

... recall that eagles have trouble taking off from the ground. The eagle moves backward across the small clearing and up onto a ledge of basalt. Bennet, his...

1980

Memorial: Thomas Gregory Perry (1919-1972)

Alan S. Horowitz

AAPG Non-Technical and Memorials

... that it really was locked) before going home. After the issue was mailed, he could walk out of the office without a backward glance. Tom had many facets and his...

1973

Drainage

W. B. Creath

Tulsa Geological Society

... by this false sense of security in the "protected" areas, the flood program may actually be taking one step backward for each two or three steps...

1972

Memorial: Don Earl Perryman (1934-1985)

A. Darryl James

AAPG Non-Technical and Memorials

... job," which turned into 3 weeks. Brad says, "He bent over backward to help, and I'll always remember that." For recreation, Don loved to ski...

1986

Graphic Treatment of Folds in Three Dimensions

A. J. Eardley

AAPG Bulletin

... of the construction backward for the determination of the intersection of the two planes, B and C, form the assumed intersection, a new or corrected dip...

1938

A Silurian Graptolite Zone in Crane County, Texas: GEOLOGICAL NOTES

Charles E. Decker

AAPG Bulletin

... in text Figure 16. Both are slender, widening gradually, and both have the proximal end bent backward giving a gentle curve to that end...

1942

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