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The AAPG/Datapages Combined Publications Database
Showing 49,399 Results. Searched 201,049 documents.
Uncertainty Analysis for Top Tuban Carbonate Prediction using Velocity Modeling Design in "Aquila" Field, East Java Basin
Ayu Indri Firdani, Azhar Kholiq Affandi, Erik Wahyu Irawan, Kamal, M. Wahdanadi Haidar, M. Freddy Yulisasongko
Indonesian Petroleum Association
... Depth conversion is a part of the interpretation flow using velocity information from seismic and well data. Basically, one depth conversion method uses...
2015
Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences
John Miller and Roland von Huene
AAPG Special Volumes
... have common midpoints at a common depth point (CDP). 3. Velocity analysis--applies the normal move-out (NMO) equation to the data using a series...
1986
Production Modeling for Velocity String Applications in Unconventional Wells
Suat Bagci, Tina Chang
Unconventional Resources Technology Conference (URTEC)
... with an optimized velocity string length based on ESP pump setting depth or depth of gas lift orifice. The flow regimes occurring at the lateral section...
2019
Geological Factors Influencing Porosity Estimates From Velocity Logs
Roberto Sarmiento
AAPG Bulletin
...------------------------------ analysis and in some instances from microlog calculations. The velocity logs included one- and two-receiver CVLs, Empire acoustic logs, and sonic...
1961
TAU Migration and Velocity Analysis
Search and Discovery.com
N/A
Abstract: Automatic High-Density Constrained Velocity Picking; #90211 (2015)
Emil Blias
Search and Discovery.com
... functions can be used to build a depth velocity model for pre-stack and post-stack depth migration. Acknowledgements I would like to thank Valentina...
2015
North West Shelf 3D Velocity Modeling
Laureline Monteignies, Cedric Magneron, Natalia Gritsajuk
Petroleum Exploration Society of Australia (PESA)
... available were: • • • • 108 3D seismic velocity data sets 130 2D velocity data sets 889 wells with time-depth functions 5 regional interpretation...
2016
Velocity Anisotropy Estimation in the Vertical Plane Using VSP Data
A. Kebaili, D. R. Schmitt
CSPG Special Publications
...Velocity Anisotropy Estimation in the Vertical Plane Using VSP Data A. Kebaili, D. R. Schmitt 1994 256 257...
1994
Implications of Seismic Attribute Computations From Depth-Migrated Data
Search and Discovery.com
N/A
Upside down Rayleigh-Marchenko imaging: an application to the Volve ocean-bottom cable data
Ning Wang, Matteo Ravasi
International Meeting for Applied Geoscience and Energy (IMAGE)
...e compared to that of the source array. VOLVE DATA IMAGING Green’s functions are finally computed using the UD-RM method in a grid with vertica...
2024
Abstract: Full Waveform Inversion Algorithm using Time Imaging Methods; #90174 (2014)
Hassan Khaniani, John C. Bancroft, Gary F. Margrave, and Eric von Lunen
Search and Discovery.com
... (m) c) 3000 d) Figure 1: Numerical example FWI using PSTM imaging theory a) True velocity vs depth b) True velocity vs time c) starting velocity d...
2014
Estimation of anisotropic parameters from semblance picking using dynamic programming
Hong Liang, Houzhu (James) Zhang, Dongliang Zhang, Hongwei Liu, Xu Ji
International Meeting for Applied Geoscience and Energy (IMAGE)
... moveout corrected gather using 𝑉 as the stacking velocity (converted from depth domain to time domain) and 𝜂 = 0. The gather after correction is curved up...
2022
Abstract: Attenuation, Velocity Dispersion and the Fate of the Vibroseis Signal; #90211 (2015)
Bernd Milkereit, Flora Sun, Wei Qian, and Thomas Bohlen
Search and Discovery.com
...-frequency decomposition of the uncorrelated Vibroseis signal recorded at 1145 m depth. The Effect of Velocity Dispersion A constant Q-model will give...
2015
Transformation of Resistivity to Pseudovelocity Logs
Albert J. Rudman , Joseph F. Whaley , Robert F. Blakely , Maurice E. Biggs
AAPG Bulletin
... to anomalous drilling mud resistivities. Acheson, C. H., 1963, Time-depth and velocity-depth relations in western Canada: Geophysics, v. 28, p. 894-909...
1975
AAPG Memoir 76, Chapter 15: Forward Modeling of Log Response in Geopressured Formations Reveals Valuable Insights to the Various Pore-Pressure Prediction Techniques
J. C. Rasmus
AAPG Special Volumes
... of 1.0. Total vertical depth (TVD) is measured in feet, and velocity is in ft/sec. End_Page 161------------------------ shows...
2001
Velocity for Pore Pressure Prediction Modeling and Risk Assessment
Selim Simon Shaker
GCAGS Transactions
...). Red dashed trend represents the average FFP vs. depth. Predicting the pressure in this zone, using seismic velocity, is a challenging task...
2016
Shear Velocity Prediction and its Rock Mechanic Implications, #41296 (2014)
Yexin Liu, Zhuoheng Chen, Kezhen Hu
Search and Discovery.com
... velocity and density can be inverted using current advanced pre-stack seismic inversion technique from seismic AVO angle gathers (Russell et al. 2005). Like...
2014
Use of Layered Formation Models in Deformation Analysis; #40853 (2011)
Eric Davis
Search and Discovery.com
...’s functions that integrate the wave-number spectra functions. Although the calculations involved in this model are more complex than those...
2011
Three-Dimensional Depth Imaging of Seismic Data, with Examples from the Overthrust Belt of Southwestern Wyoming
Alvin K. Benson
Wyoming Geological Association
... of stacking velocity functions, the image doesn't improve measurably. Figure 3. Conventional time imaging plus conversion to depth, using data in Figure 2...
1995
2010
Know Before You Go!
Lars Zühlsdorff, Trond Haugland
GEO ExPro Magazine
... suitable for migration tests. Using different background models for Kirchhoff target migration, i.e., different velocity fields, the effect...
2021
The Suitable Method in Generating True Depth Structure Maps to Eliminate Wonocolo Push-Down Effect on Seismic Data and Its Impact on Prospect Evaluation, North Madura Platform, East Java Basin
Haryono Haryanto, Rizki Krishna Pratama, Riaz Alai, M. Afiq B. Mokhtar, Pongga Wardaya, Yonghe Guo, Jun Wang
Indonesian Petroleum Association
... the lateral and vertical velocity uncertainty with combination of wells and seismic data. The 3D velocity model was then used for time to depth conversion. 3D...
2018
Abstract: To TTI or not to TTI? Semi-Automated 3D Tomographic Velocity Analysis in the Canadian Foothills: A Case History; #90211 (2015)
Sylvestre Charles, David Mitchell, Rob Holt, Jiwu Lin, and John Mathewson
Search and Discovery.com
... using different near surface weathering static calculations and different velocity model building strategies are compared. In the first processing, we...
2015
Kriging-based surrogate models for convergence acceleration of Markov chains: An example of magnetotellurics-dix joint inversion
Alejandro Quiaro, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... mean square (RMS) velocities using a reduced model space based on kriging surrogates. Under the assumption that the resistivity and velocity models...
2024
Effective Use of High Density VSP Measurements to Predict Pore Pressure and Estimate Mud Weight Ahead of Drilling in the Mahakam Delta, Indonesia
Mohammed Badri, Stephane Gazet, Gregoire de Tonnac
Indonesian Petroleum Association
... Technology VSP methodology has several key applications such as time versus depth relationship, interval and average velocity calculations, calibration...
2005