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The AAPG/Datapages Combined Publications Database
Showing 2,797 Results. Searched 200,619 documents.
Application of finite difference eikonal solver for traveltime computation in forward modeling and migration
Amir Mustaqim Majdi, Seyed Yaser Moussavi Alashloo, Nik Nur Anis Amalina Nik Mohd Hassan, Abdul Rahim Md Arshad, Abdul Halim Abdul Latiff
Geological Society of Malaysia (GSM)
... derive velocity model from the recorded traveltimes. Results from normal moveout (NMO) velocity analysis can be useful when we are dealing with simple...
2021
Point load strength of clastic sedimentary rocks from the Semanggol Formation, Beris Dam, Kedah Darul Aman
J. K. Raj
Geological Society of Malaysia (GSM)
... practice, including the variability and scatter of test results on anisotropic rock material, the influence of core sample geometry on axial tests...
2019
An approach to reduce exploration risk using spectral decomposition, prestack inversion, and seismic facies classification
Carlos Jesus, Wagner Moreira Lupinacci, Patricia Takayama, Joana Almeida, and Danilo Jotta Ariza Ferreira
AAPG Bulletin
.... Zdraveva, 2010, Building tilted transversely isotropic depth models using localized anisotropic tomography with well information: Geophysics, v. 75...
2020
Effect of Faulting on Fluid Flow in Porous Sandstones: Petrophysical Properties
Marco Antonellini, Atilla Aydin
AAPG Bulletin
... and in the host rock. For these samples, we needed to apply a correction to estimate the permeability in the direction perpendicular to the band. We did...
1994
3D anisotropic wavefield simulation with an advanced time-space domain temporal high-order SGFD solution
Xinquan Wang, Long Wu, Yunshan Lei, Panpan Lv, Huibing Zhao, Xiaoling Guo
International Meeting for Applied Geoscience and Energy (IMAGE)
...3D anisotropic wavefield simulation with an advanced time-space domain temporal high-order SGFD solution Xinquan Wang, Long Wu, Yunshan Lei, Panpan...
2024
Fracture Characterization of the Montney Formation Using Amplitude Inversion of Converted Wave Seismic
Tyler L. MacFarlane, Thomas Davis
Unconventional Resources Technology Conference (URTEC)
... are trying to model/measure an anisotropic seismic response with isotropic equations, which fundamentally induces error. The extent of this error...
2015
A depth uncertainty estimation method using interval-domain anisotropic VTI velocity and travel time detectability criterion
Andrey H. Shabelansky, Cory J. Hoelting, Min Yang, Sizhuang Deng, Jinsong Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
...A depth uncertainty estimation method using interval-domain anisotropic VTI velocity and travel time detectability criterion Andrey H. Shabelansky...
2024
Machine learning-driven rock classification to optimize completion and hydraulic fracturing design in the Tuscaloosa Marine Shale
Jamal Ahmadov, Cristina Mariana Ruse
International Meeting for Applied Geoscience and Energy (IMAGE)
... can be ensured by accounting for rock facies, reservoir quality (RQ), and the anisotropic geomechanical properties of the rock. Previous publications...
2022
Abstract: Anisotropic Frequency-Dependent Spreading of Seismic Waves from VSP Data Analysis; #90174 (2014)
Amin Baharvand Ahmadi and Igor Morozov
Search and Discovery.com
...Abstract: Anisotropic Frequency-Dependent Spreading of Seismic Waves from VSP Data Analysis; #90174 (2014) Amin Baharvand Ahmadi and Igor Morozov...
2014
Abstracts: Seismic Wave Propagation and Imaging in Heterogenous Media; #90173 (2015)
Yijian Meng, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
... in the dip direction. Such local distortions in the wavefield moveout suggest that equivalent homogenous models with effective anisotropic parameters...
2015
Origin of Reservoir Fractures in Little Knife Field, North Dakota
W. Narr , Robert C. Burruss
AAPG Bulletin
... in predominant fracture trend are small, however, and may well be within the limits of core orientation accuracy. Furthermore, the extremely low angle of dip...
1984
Impact of the Stress State and the Natural Network of Fractures/Faults on the Efficiency of Hydraulic Fracturing Operations in the Goldwyer Shale Formation
Partha Pratim Mandal, Reza Rezaee, Joel Sarout
Australian Petroleum Production & Exploration Association (APPEA) Journal
... DMIRS 2019). Wells and injection rates Fault/fractures set (dip and strike) Geomechanical analysis: Sv, SHmax, Shmin, Pp and orientation of SHmax...
2020
ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD
Tony Johns, Carmen Vito and Raul Sarmiento
Geological Society of Trinidad & Tobago
... of the processing applied to the recorded multicomponent (4C) seismic data, through curved-ray anisotropic Kirchhoff prestack time migration for both...
2007
Abstract: Enrichment of Three Forms of Unburned Carbon from Fly Ash by Density Gradient Centrifugation
D. N. Taulbee, M. M. Maroto-Valer, J. C. Hower
The Society for Organic Petrology (TSOP)
...; and 3) anisotropic coke-the latter two appearing to have passed through a molten stage. While numerous studies have been conducted on whole fly ash...
1998
Gaining Insight into Formation Anisotropy Using Full Azimuth Imaging and Analysis Tools
Duane Dopkin, Anat Canning, Philip Neri
Petroleum Exploration Society of Australia (PESA)
... for rays travel ling from Since anisotropic ve locities are the basic seismic signatures of fractured reservoir characterisation, project...
2010
Quantifying Anisotropy for Geomechanics, #40920 (2012)
Tom R. Bratton
Search and Discovery.com
..., especially at the scale of the geomechanical problem, are heterogeneous and anisotropic. While HI models can be calibrated, changes in pore pressure...
2012
Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)
Morgan Brown
Search and Discovery.com
... significant misties Shale Layer • Measure misties at well tops • Build Thomsen d for anisotropic PSDM... • …or warp image to fit tops • Note: Dip...
2012
The Connected Pore Space Paradigm: An Evaluation of the Effect of Crushing on Pore Volume and Structure
James Greene, Jorge Viamontes, Britt Hill
Unconventional Resources Technology Conference (URTEC)
...) proposed a modified closure correction for MICP datasets from tight rocks to better match porosities measured by helium porosimetry. Comisky et al. (2011...
2020
Optimized stacking of migrated offset vector tiles for Tengiz PSDM image enhancement
Tianjiang Li, King Sim Lee, Bin Gong, Kai Yang, Kai Zhang, Assem Bibolova, Zhanibek Katrenov
International Meeting for Applied Geoscience and Energy (IMAGE)
... Kirchhoff PSDM tiles are used. Post-migration data conditioning on gathers including residual move-out correction, Radon de-multiple, and noise attenuation...
2022
Full-waveform inversion and FWI imaging for land data
James Sheng, Cristina Reta-Tang, Faqi Liu, Alfredo Vzquez Cant, Alejandro Cabrales Vargas
International Meeting for Applied Geoscience and Energy (IMAGE)
... (highly heterogeneous, strongly anisotropic, highly attenuating, etc.). As expected, attempting acoustic inversion to derive the P-velocity model...
2022
Traveltime tomography and efficient physics-informed Bayesian inversion
Tian Qiao, George Turkiyah, Gerard T. Schuster
International Meeting for Applied Geoscience and Energy (IMAGE)
... after a linear moveout correction, and c) velocity profile (dark solid lines) estimated by damped least squares inversion. The width of the gray zone...
2022
Maximizing imaging resolution and amplitude fidelity of low-dip stratigraphic traps through continued optimization of seismic acquisition and processing: A case study from the Guyana South East Stabroek Block
Yaxun Tang, Fuxian Song, Lorie Bear, Mark Widmer, Luke Wilson, Vikas Gudipati, Rishi Bansal, Steve Knapp, Chunshou Xia, Wei Zhao, Yu Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
... iteration, DCT minimized the differences between input and target dip field while reducing the residual depth moveout. In additional to velocity model...
2023
The modeling and simulation of Scholte wave propagation at fluid-solid interface
Zhiliang Wang, Rong Huang, Guojie Song
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and then, we can realize the passage of time layer. Lax-Wendroff correction method To avoid using the ONADM method in solid media with high...
2023
Deep learning approach to inverting flexural wave dispersion
Hengjian Zhang, Zhifen Sun, Xianzhi Li, Xiaofang Sun, Chu Wang, Ya Jin, Xiaofei Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... such as acoustic velocity around the wells and anisotropic causes of the formations. There has been extensive research on dispersion curve simulation...
2024
Phase pilot recovery: A foundation for mitigating speckle scattering noise in seismic data
Akshika Rohatgi, Andrey Bakulin, Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
...- and mediumscale near-surface scattering. Measuring the local phase is a valuable attribute for analyzing seismic data. Non-stationary phase correction...
2024