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The AAPG/Datapages Combined Publications Database
Showing 47,307 Results. Searched 195,372 documents.
An Interpreter's Guide to Improvements in Depth Imaging through Model-Based Velocity Estimation and Refinement
Andy Furniss
Petroleum Exploration Society of Australia (PESA)
... predictions in the depth domain, from simply improving our initial velocity models using model-based ray-tracing techniques through to the ultimate...
1999
Joint VTI and Mud Slowness Inversion Using Multiple Modes and Adaptive Weighting
Mark Collins
Unconventional Resources Technology Conference (URTEC)
... .......................................................................................................................................................(2) where vSV is the velocity of the vertical shear wave. URTeC 1562145 2 Figure 1: VTI anisotropy from horizontal layering. VTI...
2013
ABSTRACT: Mantle heterogeneities under the Black sea-Crimean oil-gas province; #90109 (2010)
L. A. Shumlanska, T. A. Tsvetkova
Search and Discovery.com
..., Kiev, Palladin str. 32. [email protected] Model is a basic foundation of a prediction of the geological structure with using seismic and seismological...
2010
Dropstone deposition: Results of numerical process modeling of deformation structures, and implications for the reconstruction of the water depth in shallow lacustrine and marine successions
Małgorzata Bronikowska, Małgorzata Pisarska-Jamroży, A.J. Tom van Loon
Journal of Sedimentary Research (SEPM)
... in the present study. The velocity calculations were conducted using programs written by the authors in C language. These programs can be obtained from...
2021
Gas Hydrates in Ocean Bottom Sediments
M. K. MacLeod
AAPG Bulletin
... of the hydrate are converted to two-way travel time using three typical velocity functions for deep marine sediments containing gas hydrates (proprietary...
1982
ABSTRACT: Computer Simulation of Hanging Wall Deformation, by Sergio Gamaliel Perez; #90906(2001)
Search and Discovery.com
2001
Crustal thickness and velocity structure of southern Peninsular Malaysia
Abdul Halim Abdul Latiff, Amin Esmail Khalil
Geological Society of Malaysia (GSM)
... the inverted waveform indicate a gradual velocity increment from Conrad boundary (around 10-12 km depth) to Moho thickness in both cases. The findings...
2018
ABSTRACT: Seismic Noise Tomography in the Chile Ridge Subduction Region; #90113 (2010)
Alejandro Gallego, Raymond M. Russo, Diana Comte, Victor I. Mocanu, Ruth E. Murdie, and John C. Vandecar
Search and Discovery.com
... Triple Junction region to estimate inter-station surface wave time-domain Green's functions, and then inverted travel times to obtain crustal surface...
2009
Multiparameter FWI imaging in the Gulf of Mexico
Tom Rayment, Karen Dancer, James McLeman, James Penwarden, Tim Ooi, Monica Hartmann
International Meeting for Applied Geoscience and Energy (IMAGE)
... analysis scheme. The conventional approach required pre-processing of both pressure and vertical velocity components through a workflow that included...
2023
Chapter 10-part 3: 3-D Depth Image Interpretation
William L. Abriel, Joseph P. Stefani, Robert D. Shank, David C. Bartel
AAPG Special Volumes
.... Depth imaging uses a velocity model in the depth domain to compensate for propagation effects. Each vertical and horizontal change in the velocity field...
2011
A Comparison of the Various Methods of Dip Migration
H. Bruce Mayo
Oklahoma City Geological Society
... MIGRATOR (MC GUCKIN) USING AVERAGE VELOCITY VS DATA UNMIGRATED End_Page 323------------------------ Vertical Displacement The hunter type plotter...
1958
Reservoir vs. Seal Pressure Gradients: Calculations and Pitfalls; #41298 (2014)
Selim Simon Shaker
Search and Discovery.com
..., and SL.). Using the hybrid psi-ppg mwe vs. depth plot to exhibit the PP in reservoirs lead to erroneous calculations. Geopressure modeling...
2014
Geological evaluation of suprasalt carbon storage opportunities in the Silverpit Basin, United Kingdom Southern North Sea
A. D. Hollinsworth, I. de Jonge-Anderson, J. R. Underhill, and R. J. Jamieson
AAPG Bulletin
... (Figure 4). Least squares regression functions were fitted to P-wave velocity (VP) versus true vertical depth subsea (TVDSS) plots for each interval...
2022
The Application of Velocities and Models to Seismic Interpretation
G. Jarrota
Indonesian Petroleum Association
..., interval velocities can be discerned, and time contours can be transformed directly into depth contours by using collections of velocity spectra. When...
1977
NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers
E. Blias
Search and Discovery.com
... is utilized to determine an explicit formula for azimuthally-dependent NMO velocity in a HTI layered media with depth-varying orientation...
Unknown
NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers
E. Blias
Search and Discovery.com
... is utilized to determine an explicit formula for azimuthally-dependent NMO velocity in a HTI layered media with depth-varying orientation...
Unknown
The Barque Structure Offshore New Zealand: Improving the Seismic Image Using Prestack Depth Migration; #41516 (2015)
Jim Montalbetti, Jeff Beckett, Graham Hodgkiss
Search and Discovery.com
... surface interval velocity field in areas of the variable seafloor depth. 3. Perform prestack depth migration using this initial geomechanical update...
2015
Abstracts: Synthetic Microseismic Files; #90173 (2015)
J. Wong, P. M. Manning, L. Han, and J. B. Bancroft
Search and Discovery.com
...) rays through horizontal velocity layers with anisotropy. Microseismograms are then synthesized by convolving the source wavelet with delta functions...
2015
Prediction of multiple origin overpressure in deep fold-thrust belt: A case study of Kuqa subbasin, Tarim Basin, northwestern China
Changyu Fan, Gang Wang, Zhenliang Wang, Xiaojie Han, Jie Chen, Kuaile Zhang, and Baoshou Zhang
AAPG Bulletin
... were then used to calculate the vertical effective stress offset (ΔVES) away from the restored loading curve. The unknown ΔVES was then predicted using...
2021
Abstract: Array Analysis of Surface Microseismic Data from the Rolla Microseismic Experiment; #90174 (2014)
Katarina Seckarova and David W. Eaton
Search and Discovery.com
... which 30 events were analyzed to determine backazimuth and apparent velocity. This was accomplished by using a velocity analysis procedures similar...
2014
Time Depth Conversion of a Prospect With Near-Surface Velocity Anomalies Using Stacking Velocites and PSDM Velocities: A Comparison
Tan Boon Hua, Lothar Schulte
Indonesian Petroleum Association
...Time Depth Conversion of a Prospect With Near-Surface Velocity Anomalies Using Stacking Velocites and PSDM Velocities: A Comparison Tan Boon Hua...
2011
Prospect De-Risking Through a Fully Integrated Approach from Seismic Processing to Geology Interpretation
Francois Baillard, Rajat Rathore, Zhengmin Zhang, David Gold, Safrin Arbi, Mat Hardenberg
Indonesian Petroleum Association
... is performed to quantify the residual mistie between horizon and markers in time and sub sequentially converted in depth using the vertical velocity (V0...
2017
Exploration and Development based on RTH Technology and AI
Gennady Erokhin, Mariia Erokhina, Kirill Safran, Alexandre Iakovlev
Unconventional Resources Technology Conference (URTEC)
... described in this paper, from all previous ones, is the use of new generation depth-based seismic attributes obtained using the seismic processing method...
2023
A Time Migration Before Stack
Richard Cooper, Malcolm Hobson
Geological Society of Malaysia (GSM)
... in the presence of lateral and vertical velocity gradients, symptomatic in areas of complex geology. A velocity analysis is inherent in the process producing...
1991
Moho structure of Australia from probabilistic inversion of teleseismic P-wave coda autocorrelation
Mehdi Tork Qashqai, Erdinc Saygin
Petroleum Exploration Society of Australia (PESA)
... to velocity discontinuities (similar to receiver functions), one of the possible reasons for the high uncertainties (e.g., 5 km) is the lack of strong...
2019