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The AAPG/Datapages Combined Publications Database
Showing 28,831 Results. Searched 196,763 documents.
Seismic Foldout: FWI Imaging Under Complex Geological Anomalies
Adriana Citlali Ramirez, Simon Baldock, Stuart Fairhead, TGS
GEO ExPro Magazine
... of shallow collapsed mass transport complexes (MTCs) with a highly variable velocity structure cause Figure 3: Sleipner OBN for CCS (Carbon Capture...
2023
Prediction and Analysis of Geomechanical Properties of the Upper Bakken Shale Using Artificial Intelligence and Data Mining
George K. Parapuram, Mehdi Mokhtari, Jalel Ben Hmida
Unconventional Resources Technology Conference (URTEC)
... velocity is first predicted by linear methods and neural networks. Shear wave velocity is crucial in making reliable calculations, especially...
2017
Full waveform inversion of simultaneous long-offset data
Nizar Chemingui, Alejandro A. Valenciano, Andrew Long
Petroleum Exploration Society of Australia (PESA)
... Perth, WA, 6005, Australia [email protected] SUMMARY The standard workflow for velocity model building (VMB) in complex regimes is an interpretive...
2019
Statistical Mitigation of Depth Structure Uncertainty Using Multiple Realizations for the Ujung Pangkah Field
Donald Easley, Ferry Yustiana, Willy Brianno
Indonesian Petroleum Association
... predictions. However, there are still areas with uncertainty due to lack of well velocity information. The second major variable is the velocity field...
2011
Application of Seismic Surveying to Direct Exploration for Oil and Gas
A. M. Ivanchuk, L. F. Tarkhova
Petroleum Geology: A Digest of Russian Literature
... and velocity of propagation of waves and density of rocks in comparison with actual time sections obtained with variable frequency analysis. Prognostic...
1974
Abstract: Detailed structure of a magma-poor continent-ocean transition offshore northeastern Nova Scotia, Canada based on an along-strike wide-angle seismic profile (OCTOPUS)
K. W. Helen Lau, Mladen R. Nedimović, Keith E. Louden
Atlantic Geology
... section resulted in a detailed P-wave velocity model. This model shows a mostly laterally uniform sedimentary section except for the Valanginian...
2018
Characterization of a Carbonate Mudrock Reservoir by Integrating Sequence Stratigraphy, Sonic Velocity and Macro to Micropore Architecture
Search and Discovery.com
N/A
Automatic, Geological Layer-Constrained Seismic-Well Tie Through Blocked Dynamic Warping
Search and Discovery.com
N/A
ABSTRACT Shear-Wave Velocity Anomalies and High Vp/Vs Ratios at Shallow Depths Below a Distressed Artificial Levee Marrero Louisiana USA, #90104 (2010)
Lorenzo Juan M.; Hicks Jason; Vera Emilio E.
Search and Discovery.com
...ABSTRACT Shear-Wave Velocity Anomalies and High Vp/Vs Ratios at Shallow Depths Below a Distressed Artificial Levee Marrero Louisiana USA, #90104...
2010
Abstract: Subsalt Seismic Modeling and Illumination Analysis in Red Sea Transition Zone; #90254 (2016)
Ewenet Gashawbeza, Hongwei Liu, Saleh AL-Saleh
Search and Discovery.com
... velocity field, acquisition geometry, and a high fidelity algorithm. In this study, two modeling techniques were used: (1) ray-based that is fast...
2016
Effects of near Surface Lithology on Velocity Modelling and TimeDepth Relationships in the CooperEromangaLake Eyre Basin
Anna Manka, Glen Buick, Rob Menpes, Luke Gardiner, Cameron Jones, Khalid Amrouch
Australian Petroleum Production & Exploration Association (APPEA) Journal
.... The velocities derived from the sonic log were highly variable through the formation, aside from an upper section which showed a consistent velocity profile...
2018
Structural and Tectonic Evolution of Oceanic Crust within the Jurassic Quiet Zone, Offshore Morocco: Chapter 14: African and Mediterranean Margins
James S. Holik, Philip D. Rabinowitz
AAPG Special Volumes
... velocity spectra analysis define a velocity inversion between the UCF (4.7 km/sec) and the underlying sediments (3.1 km/sec). A deep crustal layer...
1992
Synthetic Seismograms from Vibracores: A Case Study in Correlating the Late Quaternary Seismic Stratigraphy of the New Jersey Inner Continental Shelf
Dominic Esker , Robert E. Sheridan , Gall M. Ashley , Jeffrey S. Waldner , David W. Hall
Journal of Sedimentary Research (SEPM)
..., we use median grain size as the primary independent variable for calculating acoustic properties (proxy for density and velocity) in siliciclastic...
1996
Interferometry derived S-wave velocity model with geological constrains for induced seismicity monitoring
Galina Simeonova, Dmitry Alexandrov, Toufik Chtouki, Petr Kolnsk, Leo Eisner, Tijmen Jan Moser, Umair Waheed, Sherif Hanafy, Barbara Cox
International Meeting for Applied Geoscience and Energy (IMAGE)
...Interferometry derived S-wave velocity model with geological constrains for induced seismicity monitoring Galina Simeonova, Dmitry Alexandrov, Toufik...
2022
Pore Pressure Modeling Using Multivariate Geostatistics, #42299 (2018).
Flavia Braz Ponte, Francisco Fabio de Araujo Ponte, Adalberto da Silva, Alberto Garcia de Figueiredo Jr.,
Search and Discovery.com
... information from wells as predicted variable as well as a pore pressure volume estimated from seismic interval velocity, as secondary information...
2018
How distinctive are flood-triggered turbidity currents?
Catharina J. Heerema, Matthieu J.B. Cartigny, Ricardo Silva Jacinto, Stephen M. Simmons, Ronan Apprioual, Peter J. Talling
Journal of Sedimentary Research (SEPM)
... to identify river-flood-triggered turbidite deposits, which are largely based on the assumption that a characteristic velocity structure of the flood...
2022
Xu and White Revisited (Paper C8)
M. Sams, T. J. Focht, N. Azuairi Che Sidik
Geological Society of Malaysia (GSM)
...-plots of measured S-velocity versus modelled S-velocity using (a) fixed aspect ratio for quartz and clay and (b) variable aspect ratio for total...
2012
Diffusion and Settling of Sediments at River Mouths: A Computer Simulation Model
G. F. Bonham-Carter, Alex J. Sutherland
GCAGS Transactions
... the velocity field and the rates of sediment diffusion. By adjusting the input parameters, a variety of "delta" deposits may be created. The shape...
1967
Geophysical Log Responses to Variatons in Lithology in Borings Clino and Unda, Great Bahama Bank
E. Robert Warzeski, Leslie A. Melim, Robert N. Ginsburg
Special Publications of SEPM
... The reef has much higher and more water variable density and sonic velocity Some of the peaks coincide available for the upper 200 m of Clino...
2001
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
...Diving wave tomography: Velocity modelling using first arrival traveltime Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu Bulletin...
2022
A Phase Diagram for Turbulent, Transitional, and Laminar Clay Suspension Flows
Jaco H. Baas, James L. Best, Jeffrey Peakall, Mi Wang
Journal of Sedimentary Research (SEPM)
... (approximated by the horizontal components of flow velocity and turbulence intensity) and cohesive forces (approximated by the suspended clay...
2009
Hydraulic Factors Controlling the Shape of Laminae in Laboratory Deltas
Alan V. Jopling
Journal of Sedimentary Research (SEPM)
... to eliminate the effect of this variable. Increase in velocity at constant depth of flow.--The relationship between velocity and depth of streamflow...
1965
High-Resolution Anisotropic Earth Model Building on Conventional Seismic Data Using Full-Waveform Inversion: an Offshore Australia Case Study
Bee Jik Lim, Denes Vigh, Stephen Alwon, Saeeda Hydal, Martin Bayly, Chris Manuel, Dimitri Chagalov, Gary Hampson, Dimitri Bevc
Indonesian Petroleum Association
... the complexity of the overburden consists of several thin multilevel channel systems filled with a combination of anomalously high or low velocity sediments...
2014
Machine Learning Prediction and the Impact of CO₂ Injection on S-Wave in 20 Years in the Legacy Well Field
Sharif Morshed, Shafiqul Alam Khan, Wu Hao
Unconventional Resources Technology Conference (URTEC)
... velocity designated as the dependent variable for prediction (Figure 1). Initialization of the model involves its training on the MW01, MW02, and MW03 zero...
2024
Bed Configurations in Steady Unidirectional Water Flows. Part 2. Synthesis of Flume Data
John B. Southard, Lawrence A. Boguchwal
Journal of Sedimentary Research (SEPM)
.... (September), Data from 39 flume studies that report equilibrium bed configuration as well as water temperature, flow depth, flow velocity...
1990