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The AAPG/Datapages Combined Publications Database
Showing 16,597 Results. Searched 195,696 documents.
Deep learning based microearthquake location prediction at Newberry EGS using physics-informed synthetic dataset
Zi Xian Leong, Tieyuan Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... proposes several improvements and new advantages compared to previous studies. By using a fieldinformed high-resolution 3D P-wave velocity model...
2023
Improving Structural Imaging
Svein-Erik Sjulsen, Chris Stevens
GEO ExPro Magazine
... to be imaged on the Kirchhoff pre-stack time migration gathers. This enabled much more accurate velocity picking than had previously been achieved. Post...
2007
ABSTRACT: Design Analysis of the Raymer Hunt-Gardner Algorithm and Modification for Shaly Sands; #90118 (2011)
Hari Kumar
Search and Discovery.com
... of the Raymer-Hunt-Gardner algorithm to make it a universal velocity-porosity transform applicable to shaly sands. Design analysis of the Raymer-Hunt...
2011
Permeability Multiplier Prediction Utilizing Wide Azimuth 3D OBC Seismic Data; #41349 (2014)
T. Matarid
Search and Discovery.com
... of the quadrants. This type of Azimuthal analysis presumes that flat layers and vertical cracks is the summary of the rocks. Stacking velocity (Figure 1...
2014
Abstract: The Impact of Geophysical Well Log Analysis (GWLA) on a Clastic Rock Physics Analysis; #90254 (2016)
Omar H. Afif, Muhammad Ashfaq
Search and Discovery.com
... velocity interpretation is misleading. Before any analysis, density spikes due to borehole washouts need to be checked and edited appropriately...
2016
Abstract: Raypath-Consistent Shear Wave Statics; #90224 (2015)
Raul Cova, David Henley, and Kris Innanen
Search and Discovery.com
... of propagation of the wavefield through the low velocity layer (LVL). By using ray-tracing and finite-difference modelling we show how the near surface...
2015
Different Approaches of Combining Geophone and Hydrophone Data From OBC Seismic at Bintuni-Berau Bay, Papua
Tepy Septyana, Yayat Supriatna, Supriyono, Greg Schurter, James Keggin, Jean-Jacques Chameau
Indonesian Petroleum Association
... gathers. The analysis window was centered on the strong Kais, and extended down to include the ghost of this horizon. Offset was restricted to 0-500m...
2010
Abstract: Seismic Anisotropy in Coal Beds; #90211 (2015)
David Gray
Search and Discovery.com
.... 24. Rüger, A., 1996, Reflection Coefficients and Azimuthal AVO Analysis in Anisotropic Media: Doctoral Thesis, Center for Wave Phenomena, Colorado...
2015
Abstract: Azimuthal Anisotropic NMO Analysis for Amplitude Stripping Removal in Sumandak 3D Reprocessing (Geophysics Paper 15)
Mazlan Ghazali, Edgardo Padron, Mehmet Ferruh
Geological Society of Malaysia (GSM)
... environments. Figure 1: Vertical discontinuities artifacts. 64 We will show, how using Azimuthal anisotropic NMO analysis helped to determine...
2011
Porosity-Velocity Distribution in Stratigraphic Sequences: The Marion-Yin Model, by Juan Florez and Gary Mavko, #40105 (2003).
Search and Discovery.com
2003
Abstract: Feasibility Testing of Time-lapse Seismic Monitoring with Full Waveform Tomography; #90171 (2013)
Chad Hogan, Ken Hedlin, Gary Margrave, and Michael Lamoureux
Search and Discovery.com
.... The waveform tomography inversion was then performed using the original (unperturbed) background velocity model as its starting point. Constant...
2013
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
... of the seismic reflection profiles as well as detailed velocity analysis. We develop a model for the tectonic evolution of the offshore portions of this margin...
1992
Application of Shallow Seismic Reflection in Geoenvironment and Geoengineering Mapping
Umar Hamzah, Abdul Rahim Samsudin, Abdul Ghani Rafek
Geological Society of Malaysia (GSM)
... by using stacking velocities obtained from velocity analysis. An estimated velocity value of about 1,000 mls was used for the conversion and production...
1999
AVO Analysis of a Pennsylvanian Age Channel Sandstone in the Arkoma Basin, Oklahoma
Eric Kubera
Oklahoma City Geological Society
... Variation with Offset, or Amplitude Versus Offset) analysis is the investigation of seismic P-wave reflection data in search of a characteristic change...
1997
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)
...Prediction and Analysis of Geomechanical Properties of the Upper Bakken Shale Using Artificial Intelligence and Data Mining George K. Parapuram...
2017
Ekofisk: First of the Giant Oil Fields in Western Europe
Edwin Van den Bark, Owen D. Thomas
AAPG Special Volumes
.... DISCOVERY The Ekofisk structure was mapped by the common reflection point seismic system. A reflector from just above the top of the Danian showed...
1980
Abstract: Regional Deep Water Salt Geology, Offshore Nova Scotia, Canada, by Abu Chowdhury and Landis Newbanks; #90039 (2005)
Search and Discovery.com
2005
Abstract: TTI Tomography for Dual-Azimuth Data in Gulf of Mexico, by Tony Huang, Sheng Xu, Juan Wang, and Gentiana Ionescu; #90085 (2008)
Search and Discovery.com
2008
Advanced Methods to Build Complex Earth Models for Seismic Modeling
Search and Discovery.com
N/A
Near-Surface Models for Transition Zone Data in the Arabian Gulf
Search and Discovery.com
N/A
Differentiation of Beach and Dune Sands, Using Settling Velocities of Light and Heavy Minerals
Bryce M. Hand
Journal of Sedimentary Research (SEPM)
... medium of deposition, is also used in the analysis. Dune sands, on the other hand, should yield velocity-in-water distributions that become faster...
1967
PINNslope: Physics-informed neural network slope prediction and interpolation with positional encoding
Francesco Brandolin, Matteo Ravasi, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... destruction filters: Geophysics, 67, 1946–1960, doi: https://doi.org/10.1190/1.1527095. Fomel, S., 2007, Velocity-independent time-domain seismic imaging using...
2023
Blended Source Ocean Bottom Node Seismic Data Acquisition A Case Study, #41312 (2014)
Chris Walker, David Hays
Search and Discovery.com
...-random spacing and thus the energy from the “other” shots appears as random events in the common receiver gathers for the “desired” shots. Figure 2 shows...
2014
Abstract: Stochastic Velocity Modelling For Depth Conversion In 3D Modelling
Anders Torp
Petroleum Exploration Society of Australia (PESA)
... of the velocity model. These velocity models are then used to make multip le d epth conversions of the horizons and faults. It is quite common practice...
2003
Abstract: Detection of Naturally Occurring Micro-Fractures
Jamal Ass'Ad
Houston Geological Society Bulletin
... are calculated using the first arrivals, and velocities measured from data for two different models with velocity (S1) is almost constant...
1992