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The AAPG/Datapages Combined Publications Database
Showing 20,858 Results. Searched 200,616 documents.
Wave Climate and Littoral Sediment Transport, Northeast Gulf of Alaska
Dag Nummedal, Michael F. Stephen
Journal of Sedimentary Research (SEPM)
... by an eight point compass rose (i.e. 45° sectors). The wave power is defined as total wave energy per unit area of the sea surface times the velocity...
1978
Multi-conditional seismic velocity synthesis using an autoregressive transformer network
Randy Harsuko, Shijun Cheng, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
...Multi-conditional seismic velocity synthesis using an autoregressive transformer network Randy Harsuko, Shijun Cheng, Tariq Alkhalifah Multi...
2024
Abstract: Structurally-Consistent Interval Velocity Variation with Azimuth; #90187 (2014)
Darren Schmidt, Alicia Veronesi, Chris Davison, and Jeff Durand
Search and Discovery.com
...Abstract: Structurally-Consistent Interval Velocity Variation with Azimuth; #90187 (2014) Darren Schmidt, Alicia Veronesi, Chris Davison, and Jeff...
2014
Pyseis: A high-performance, user-friendly Python package for GPU-accelerated seismic modeling and subsurface imaging
Stuart Farris, Guillaume Barnier, Ettore Biondi, Robert Clapp
International Meeting for Applied Geoscience and Energy (IMAGE)
... advanced algorithms such as full waveform inversion, least-squares reverse time migration, and wave equation migration velocity analysis. Temporal...
2023
Seafloor elastic parameters estimation using a regression neural network
Moacyr de Souza Bezerra, James Simmons, James Gaiser
International Meeting for Applied Geoscience and Energy (IMAGE)
... Figure 8: Velocity models comparison for P-wave results. Agreement between the neural network model and the observations from Hamilton (1979...
2022
Near-Shore Ripples: Some Hydraulic Relationships
A. S. Trenhaile
Journal of Sedimentary Research (SEPM)
... well explained of the ripple parameters investigated, although velocity was shown to be related to water depth and wave height. BAGNOLD, R. A., 1946...
1973
Fractured Bedrock Hydrogeologic Characterization Using Digital Rock Physics, #42398 (2019).
Eric Goldfarb, Logan Shmidt, Ken Ikeda, Omar Alamoudi, Daniella Rempe, Nicola Tisato,
Search and Discovery.com
... velocity for each unit https://criticalzone.org/national/blogs/post/seeing-the-subsurface-with-a-sledgehammer-instead-of-a-shovel/ P Wave velocity...
2019
ABSTRACT: Converted Shear-Wave Anisotropy Attributes for Fractured-Reservoir Management; #90013 (2003)
JAMES E. GAISER, RICHARD R. VAN DOK
Search and Discovery.com
... with the engineering data. P-wave AVO/AVA and azimuthal velocity anisotropy analyses can be important for inferring fracture properties (e.g., Hall et al., 2000...
2003
Localized wavefield inversion (LWI): An adaptation of multi-block ADMM for localized FWI
Hossein S. Aghamiry, Ali Gholami, Stephane Operto, Alison Malcolm
International Meeting for Applied Geoscience and Energy (IMAGE)
... wavefield of 1 for homogeneous velocity model using (c) wave-equation, (d) Eq. (5). (e) The extracted wavefield in 2 with Eq. (7) when wavefield (b...
2022
The Threshold of Sediment Movement Under Oscillatory Waves: A DISCUSSION
Ole S. Madsen, William D. Grant
Journal of Sedimentary Research (SEPM)
..., F. M., 1966, Open Channel Flow, Macmillan, New York, 521 p. JONSSON, I. G., 1966, Wave boundary layers and friction factors, 10th Conf. on Coastal...
1975
Three-Dimensional Depth Imaging of Seismic Data to Help Delineate Petroleum Reservoirs in the Williston Basin
Alvin K. Benson
Williston Basin Symposium
..., z, t) for a three-dimensional earth, where P could be pressure, displacement, velocity, etc. Thus, the acoustic wave equation can...
1995
Abstract: Time-Lapse FullWaveform Inversion Application To Seismic Monitoring Of CO2 Sequestration; #90224 (2015)
Wubshet Alemie
Search and Discovery.com
... parameters from known reservoir conditions. The the P-wave velocity generated by the fluid substitution model at different saturation level is used to build...
2015
The SDP Dip Plotter
W. S. Hawes
Oklahoma City Geological Society
... that the curvature of the wave front does not change in the constant velocity part of the section below the Q point.) If the system is employed...
1958
Seismic Refraction Measurements of Crustal Structure in Oklahoma
E. Tryggvason, B. R. Qualls
Oklahoma City Geological Society
..., 1962], and the mean P-wave velocity in the crust, 6.6 km/sec, is very high, well above estimated values [Pakiser and Steinhart, 1964...
1970
ABSTRACT: Feasibility Studies for Using Seismic Methods to Monitor Steamflooding, by Danny R. Melton and P. David Carmichael; #91035 (2010)
Search and Discovery.com
2010
ABSTRACT: Deep Structure of the North Aoba Intra-Arc Basin, Vanuatu, by B. Pointoise, P. Charvis, J. Y. Collot; #90097 (1990).
Search and Discovery.com
1990
ABSTRACT: Imaging and Interpretation in Fold and Thrust Belts, by E. D. Bowering, A. J. Fox, R. Gonzalez, A. K. Mathur, M. P. Thornton, R. W. Wiener; #91020 (1995).
Search and Discovery.com
1995
Abstract: Petrophysical Properties of Deformation Band Fault Zones in the Entrada Sandstone, Utah, by Fredericks, Kyle; #90163 (2013)
Search and Discovery.com
2013
Extraction of Seismic Attributes for Reservoir Characterization in Subsalt Environments, Keathley Canyon and Walker Ridge Areas, Gulf of Mexico
Search and Discovery.com
N/A
Abstract: Least Square Migration in Image domain (LSMi) along with Better Velocity Modeling Improves Subsalt Imaging, Offshore Mediterranean, Case Study; #90319 (2018)
Ivica Mihaljevic, Mohamed Afia, Mahmoud M. Shabana, Mohamed Sheneshen, Hany M. Hussein, Mahmoud Ouda, Amr Ghanem, Refaat Zaki, Satyendra Rana, Maud Maud Cavalca, Laurence Letki
Search and Discovery.com
...Abstract: Least Square Migration in Image domain (LSMi) along with Better Velocity Modeling Improves Subsalt Imaging, Offshore Mediterranean, Case...
2018
Abstract: Seismic Refraction Tomography and Stratigraphic Variability of Upper Holocene Coastal Deposits Along the Al Qahmah Coast, Red Sea, Saudi Arabia; #91204 (2023)
Abdullah Nabhan, Wan Yang
Search and Discovery.com
.... The data was interpreted as a regressive surface at the top of the limestone with an average P-wave velocity of 3000 m/s. The limestone base...
2023
Seismic Weathered or Aerated Surface Layer
O. C. Lester, Jr.
AAPG Bulletin
... with a low velocity characteristic has been recognized in seismic work for several years, and has been generally referred to as the "weathered layer...
1932
Elastic FWI application to a land data set in the Middle East
Anna Sedova, Olivier Leblanc, Thibaut Allemand, Gilles Lambar, Stphane Pellerin, Daniela Donno
International Meeting for Applied Geoscience and Energy (IMAGE)
... velocity inversion at approximately 400 m, due to the limited portion of the diving-wave train that it can interpret (Figure 2d). Our analysis shows...
2022
Well Log Analysis and Seismic Attenuation in a Heavy Oilfield: Ross Lake, Saskatchewan; #20294 (2015)
Zimin Zhang, Robert Stewart
Search and Discovery.com
... frame is shear-wave impedance). Well log data were smoothed using a 15m window. Figure 4. Crossplot between Qp and P velocity (left) and Qp vs. shear...
2015
Time-Lapse Seismic and Geomechanics
Martin Landrø, Lasse Amundsen
GEO ExPro Magazine
... that such stretching will reduce the P-wave velocity of the rock, and hence will introduce an overburden time shift. Guilbot and Smith (2002) used 4D...
2017