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The AAPG/Datapages Combined Publications Database
Showing 11,298 Results. Searched 197,449 documents.
Seasonal Groundwater Withdrawal in Southwestern Louisiana: Implications for Land Subsidence and Resource Management
Jeffrey A. Nunn
GCAGS Transactions
... Figure 3A shows computed water level (hydraulic head) for the bottom edge of a confining layer during a one year seasonal cycle. Initial condition...
2010
PTTC Network News - Vol. 7, No.2 - 2001
Susan Jackson, Peter Robers, Ernie Majer
PTTC
.... The calculation procedure is feedforward, from input layer through hidden layers to output layer. During training, the calculated outputs are compared...
2001
Weather Patterns and Coastal Processes
William T. Fox, Richard A. Davis Jr.
Special Publications of SEPM
... of the central Oregon coast were studied to develop coastal process response models Time series analysis Waves to construct the models waves and current data...
1987
Annual Layers Revealed by GPR in the Subsurface of a Prograding Coastal Barrier, Southwest Washington, U.S.A.
L.J. Moore,,, H.M. Jol, S. Kruse, S. Vanderburgh, G.M. Kaminsky
Journal of Sedimentary Research (SEPM)
... of heavy mineral placer deposits on Oregon Beaches: Journal of Sedimentary Petrology, v. 56, p. 67-77. ROBINSON, D.A., AND FRIEDMAN, S.P., 2001, Effect...
2004
The Bouma Division A and the Possible Duration of Turbidity Currents
J. R. L. Allen
Journal of Sedimentary Research (SEPM)
... of the turbulent boundary layer: Sed. Geol., v. 39, p. 227-242. ALLEN, J.R.L., 1985, Principles of Physical Sedimentology: London, Allen and Unwin, 272 p. ARNOTT...
1991
Sonic Log Analysis from Isotropic and Anisotropic Media In Carbonate Reservoir, the Case Study at Stella Alpina Field
Wahyu Tri Sutrisno, Septian Prahastudhi, Ari Teguh Sugiarto, Ayi Syaeful Bahri, Dwa Desa Warnana, Yulia Putri Wulandari
Indonesian Petroleum Association
..., the propagation of compressional and shear waves at difference velocities through anisotropic shale can have a pronounced impact on sonic log readings...
2014
Numerical Modeling of Groundwater Flux through a Low-Level Radioactive Waste Repository for Performance Assessment
Abel Porras, Changbing Yang, Kan Tu, Brad Broussard, Alex Sun
GCAGS Transactions
... zone is a confined sandstone layer with a range of 60 ft (18 m) to 150 ft (45 m) of hydraulic head above the bottom of the sand layer. The 180-ft zone...
2012
Sedimenit Gravity Flows
Gerard Middleton, John B. Southard
Special Publications of SEPM
... (1983). If the flow rate is suddenly increased, solitary waves are formed behind the head, and eventually overtake it. one geometry of flow that may...
1984
Building of Mississippi Delta
Arthur C. Trowbridge
AAPG Bulletin
... of the maintained levees there are three distributaries: Batiste Colet's Bayou, the Jump, and Cubit's Gap. At Head of Passes the river breaks up finally...
1930
Wave Processes and Geologic Responses on the Floor of the Yellow Sea
James S. Booth, William J. Winters
Special Publications of SEPM
... of winter Larger and elevate pore pressures thus common in the shallow Yellow storm scale waves have a or typhoon generated demonstrable effect...
1991
The application of a new machine-learning paradigm based on pretraining and fine-tuning, StorSeismic, on field seismic data
Randy Harsuko, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... then apply layer normalization to the embedded traces, followed by splitting them evenly along the hidden dimension H, across the number of attention heads...
2022
Analysis of Water-Level Rise Effects on Littoral Transport
C. R. Berquist , W. F Tanner
GCAGS Transactions
.... "WAVENRG: A computer program to determine the distribution of energy dissipation in shoaling water waves, with examples from coastal Florida," pp. 22-80...
1974
Recent Advances in Borehole Seismic
W. L. Nutt
Indonesian Petroleum Association
...; the downgoing waves and the upgoing i.e. the reflected waves (Fig. 1). The technique of recording both wavetrains simultaneously is a major advantage when...
1984
Connections Between Fluvial To Shallow Marine Environments and Submarine Canyons: Implications For Sediment Transfer To Deep Water
Michael L. Sweet, Michael D. Blum
Journal of Sedimentary Research (SEPM)
... canyons that suggest this link to be very sensitive to the distance between the canyon head and the shoreline, and, to a lesser extent, wave energy...
2016
A Fiber-optic Assisted Multilayer Perceptron Reservoir Production Modeling: A Machine Learning Approach in Prediction of Gas Production from the Marcellus Shale
Payam Kavousi Ghahfarokhi, Timothy Carr, Shuvajit Bhattacharya, Justin Elliott, Alireza Shahkarami, Keithan Martin
Unconventional Resources Technology Conference (URTEC)
... measurements along the lateral of the well MIP-3H for each day and upscaled to a stage scale by an averaging method. A multi-layer perceptron neural network...
2018
Abstract: A Ray+Waveform Inversion for the Potency Tensor; #90187 (2014)
Scott Leaney and Chris Chapman
Search and Discovery.com
...orption-dispersion model is used. The sum over rays may include mode conversions, reflections, internal multiples and head waves in addition ...
2014
Fluid Processes and Sea-Floor Response on a Modern Storm-Dominated Shelf: Middle Atlantic Shelf of North America. Part I: The Storm-Current Regime.
Donald J. P. Swift, Gregory Han, Christopher E. Vincent
CSPG Special Publications
... the wave orbital component or the mean flow component by themselves (Grant and Madsen, 1979). In effect, the mean flow boundary layer experiences...
1986
Shelfbreak Circulation, Fronts and Physical Oceanography: East and West Coast Perspectives
Leonard J. Pietrafesa
Special Publications of SEPM
... extent of the bottom frictional layer Consequently near bottom lower period range or with edge waves which have periods on the order of hours and which...
1983
Recent Sediments of the St. Lawrence Middle Estuary
B. d'Anglejan, M. Brisebois
Journal of Sedimentary Research (SEPM)
.... Numerous sand dunes and ripples develop there. Over the central regions, a thin layer of inhomogeneous sandy sediments unconformably covers a deposit...
1978
Mass-Spring-Damper System as the Mathematical Model for the Pattern of Sand Movement for an Eroding Beach Around Digha, West Bengal, India
A. Chakrabarti
Journal of Sedimentary Research (SEPM)
... the two movements. The net effect of these movements on foreshore topography was very similar to the result of superposition of two large sand waves...
1977
Geochemical Indices of Fine Sediment Transport, Northwest Gulf of Mexico
Charles W. Holmes
Journal of Sedimentary Research (SEPM)
... and Ross, p. 225-248. MCGRAIL D. W., AND REZAK, R., 1977, Internal waves and the nepheloid layer on the continental shelf in the Gulf of Mexico: Trans...
1982
Fold Development in Zagros Simply Folded Belt, Southwest Iran
S. P. Colman-Sadd
AAPG Bulletin
.... 97-173. Blanford, W. T., 1872, Notes on the geological formations seen along the coasts of Baluchistan and Persia, from Karachi to the head of the Persian...
1978
Sedimentary Processes and the Distribution of Tsunami Deposits On a Narrow Coastal Lowland Backed By a Cliff in Flume Experiments
Naofumi Yamaguchi, Tomohiro Sekiguchi
Journal of Sedimentary Research (SEPM)
..., An experimental study of changes of beach profile and mean grain size caused by tsunami-like waves: Journal of Coastal Research, v. 28, p. 1303–1312. Choowong...
2018
Groundwater Modeling
Uriel Oko
Special Publications of SEPM
..., Neumann and head dependent boundary conditions in each layer cannot exceed 80. Upper bands cannot exceed 25. Number of wells in any aquifer layer cannot...
1994
Palo Duro Canyon
Floyd V. Studer
Panhandle (Texas) Geological Society
... or ice action, nor by volcanic action. Its strata are built up like a giant layer cake, each layer telling its story. The irregular succession of sands...
1955