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The AAPG/Datapages Combined Publications Database
Showing 39,969 Results. Searched 195,364 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
... the horizon times to depth using adjusted seismic stacking velocities. The Aquila Field needed better velocity model designed to analyze...
2015
Specific Managed Pressure Drilling (MPD) Strategies for Drilling in South Mahakam Field under Severe Losses Conditions
Ardho Fidiansyah, Fikri Irawan
Indonesian Petroleum Association
..., the procedure for gas migration entailed activating well control procedures with the blowout preventer (BOP) closed and the well assessed, suspending...
2017
High resolution imaging by dynamic matching FWI in the presence of AVO effects
Fuchun Gao, Shuqian Dong, Yang He, James Sheng, Faqi Liu, Bin Wang, Carlos Calderon, Yuriy Ivanov, Fanny D. Marcy, Ole E. Aaker
International Meeting for Applied Geoscience and Energy (IMAGE)
.... In this study we address the technical challenges associated with building a high resolution velocity model by acoustic FWI focusing on a dataset exhibiting AVO...
2023
Limitations of Reflection Seismograph
L. E. Nugent, Jr.
AAPG Bulletin
... of this time to depth by of a velocity factor. Thus, a discussion of the instrumentation controlling the precision of time measurement, the method...
1953
High-resolution near-surface land FWI across the Delaware basin fill zone
Terence Krishnasamy, James Sheng, Ronaldo Florendo, James Beck, Antonio Sierra, Sam Murphy, Jay Siebens, Yvonne Iwo-Brown
International Meeting for Applied Geoscience and Energy (IMAGE)
... for velocity model building and imaging. We present here a case study of strategically applying different FWI cost functions to generate a stable high...
2023
Structural Interpretation and Modeling of Seismic Data from the Moran and Paua Area, PNG Foldbelt
S. Lingrey
Papua New Guinea (PNG) Petroleum Convention Proceedings
... the workstation-based GeoDepth™ (Paradigm Geophysical) software. This involved depth model-building in GEOSECtm, exporting the profile as ASCII file...
2000
Generalization Capability of Data-driven Deep Learning Models for Seismic Full-waveform Inversion: An Example Using the OpenFWI Dataset
Ayrat Abdullin, Umair Bin Waheed
International Meeting for Applied Geoscience and Energy (IMAGE)
... the challenges of applying deep learning to 3D velocity model building in seismic exploration due to the large data volume required and uncertainty about...
2023
Analysis of Geotechnical Parameters from Geophysical Information; #70254 (2017)
O. O. Adewoyin, E. O. Joshua, M. L. Akinyemi, M. Omeje, E. S. Joel, O. T. Kayode
Search and Discovery.com
... that the density of the subsurface increases in direct proportion with the seismic wave velocity and these two parameters increased with depth...
2017
Receiver Functions and Surface Wave Dispersion Modeling of the Crust and Upper Mantle beneath the Texas Gulf Coast
Search and Discovery.com
N/A
Fast and efficient structure-oriented preconditioning with on-the-fly dip estimation
Rodrigo Felicio Fuck, Lorenzo Casasanta
International Meeting for Applied Geoscience and Energy (IMAGE)
... in depth velocity model-building: M. S. thesis, Politecnico di Milano, https://www.politesi.polimi .it/handle/10589/32321. Tomasi, C., and R. Manduchi, 1998...
2023
Acoustic approximation VTI reverse-time migration using pseudo-depth mapping method
Xinwen Zhang, Jianping Huang, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... overthrust model Figure 1: Velocity field of complex overthrust. (a) True velocity field in depth domain; (b) Migration velocity field in depth domain...
2023
Abstract: Quantitative Interpretation on Presalt Carbonate Reservoir From Deepwater Offshore Angola; #90310 (2017)
Chyril Anwwar Ibrahim, Trisakti Kurniawan
Search and Discovery.com
.... A Kirchhoff pre-stack depth migration with input of anisotropic velocity model were used in order to produce the seismic data that would have better...
2017
Abstract: Simple Wavefield Modelling to Evaluate the Low Frequency Artifacts in Reverse-Time Migration; #90224 (2015)
John C. Bancroft
Search and Discovery.com
... was developed to evaluate the low frequency distortion that results from the cross-correlation at the imaging condition in a migration. This distortion must...
2015
Joint 4D full-waveform inversion using enhanced template-matching objective function
Gaurav Dutta, Emmanuel Saragoussi, Xin Cheng, Markos Sourial, Yongbo Zhai, Chirag Parekh, Denes Vigh
International Meeting for Applied Geoscience and Energy (IMAGE)
... for velocity model building in different regions of the world. In recent years, there has been considerable interest in using high-frequency velocity...
2023
A New Approach to Time Depth Conversion and Depth Error Estimation for 2D Interpretation Using Seismic Velocities
Rosidah Hardiani, Sanisah Soed, Lothar Schulte
Indonesian Petroleum Association
... on average velocities. For the velocity model with two layers the depth error standard deviation was estimated for each layer; then their variance...
2013
Pore Presure Prediction Based On 3D Seismic Velocity Data—A Case Study
Search and Discovery.com
N/A
Simultaneous inversion of velocity and angle-dependent reflectivity
Nizar Chemingui, Yang Yang, Jaime Ramos-Martinez, Guanghui Huang, Dan Whitmore, Sean Crawley, Elena Klochikhina, Sriram Arasanipalai
International Meeting for Applied Geoscience and Energy (IMAGE)
... significantly enhances our understanding of subsurface and reservoir properties. The outcomes of our approach encompass the velocity model, reflectivity...
2023
ReGenerating the Gippsland Basin
J. Firth, K. Zhao, S. Birdus, N. Mudge, J. Zhou
Petroleum Exploration Society of Australia (PESA)
... and definition, with much better correlation of velocity to structure. 48 | PE SA N ews | A PRIL – JU NE 2018 TECH TALK velocity model-building flow...
2018
Elastic wave reverse-time migration with dynamic focused beams for weak anisotropic media
Ning Qin
International Meeting for Applied Geoscience and Energy (IMAGE)
... with Gaussian beams is a depth domain migration method combining the efficiency and flexibility of Gaussian beam migration with the high accuracy...
2023
The Seismic and Geological Definition of a Reef
R. A. Maxwell, W. Thomsen, F. Wilson
Oklahoma City Geological Society
... VELOCITY CURVES FROM DYNAMIC PLOTS Figure 7. INTERVAL VELOCITY COMPARISON End_Page 270------------------------ Figure 8. DEPTH SECTION Figure 9...
1973
Refraction Statics, A Comparison Among Processing Contractors
Bambang Sudewo
Indonesian Petroleum Association
... Surface Model Figure 9. Refraction 8 LVL Velocities Figure 10. One Way Surface to Datum Times After applying refraction statics, two velocity analysis...
1985
Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing
R. Malcolm Lansley
AAPG Special Volumes
... be emphasized, therefore, that great care must be exercised in building an accurate velocity model for migration, particularly in areas of complex geology...
2011
3D Driven Rock Quality Mapping and Landing Target Selection in the Wolfcamp Formation: A Case Study on How to Combine Geologic, Geophysical, and Engineering Data to Produce Better Well Results, Midland Basin, Texas
Aaron Fisher, F.X. O'Keefe, Chris Niedz, Brian Wehner, Nick Kramer, Paul Heuermann, Scott Patrick
Unconventional Resources Technology Conference (URTEC)
...: • • • • • Key reservoir model surfaces in time Formation tops in depth Time depth model of overburden Compressional interval velocity volume obtained from...
2019
Building a three-dimensional near-surface geologic and petrophysical model based on borehole data: A case study from Chemery, Paris Basin, France
Paola Sala, Marcel Frehner, Nicola Tisato, O. Adrian Pfiffner
AAPG Bulletin
...Building a three-dimensional near-surface geologic and petrophysical model based on borehole data: A case study from Chemery, Paris Basin, France...
2013
Deep Crustal Structure of the Northwestern Gulf of Mexico
Yosio Nakamura ,, Dale S. Sawyer , F. Jeanne Shaub, Kevin MacKenzie , Jurgen Oberst
GCAGS Transactions
... relief found under most of the lines. The relief is interpreted to be due to migration of Jurassic salt at depth. The compressional-wave velocity...
1988