Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 20,882 Results. Searched 201,044 documents.
High-Resolution Deconvolution with Sparsity and Lateral Continuity Constraints
Juefu Wang
Search and Discovery.com
...., and Sacchi, M. D., 2005, High-resolution wave equation AVP imaging with sparseness constraints: 75th Annual Internat. Mtg., SEG, Expanded Abstracts...
Unknown
Abstract: Characterizing Dipping Fractures from P-wave Amplitude Versus Azimuth Studies; #90187 (2014)
Jon Downton and Hampson Russell
Search and Discovery.com
.... In particular I derive a linearized equation describing how the P-wave reflectivity varies as a function of angle of incidence and azimuth at an interface...
Unknown
Methods of Calculating Total Organic Carbon from Well Logs and its Application on Rocks Properties Analysis; #41372 (2014)
S. Z. Sun, Y. Sun, C. Sun, Z. Liu, and N. Dong
Search and Discovery.com
... technique, analysis of TOC effects on rock properties is performed, showing the characteristics of high S-wave Impendence (SI), high Poisson’s ratio...
2014
ADMM-based full-waveform inversion of ground-penetrating radar data
A. Jalali, H. S. Aghamiry, A. Gholami
International Meeting for Applied Geoscience and Energy (IMAGE)
...’s equations are used instead of the acoustic wave equation (?). So leaving behind these conventional data processing, GPR can benefit from seismic full...
2022
Efficient physics-informed Bayesian inversion of VSP and hydrofrac data
Tian Qiao, George Turkiyah, Gerard T. Schuster
International Meeting for Applied Geoscience and Energy (IMAGE)
... to their place of origin, and therefore estimate their start time T0 . A wave equation migration method or a wavepath migration method can be used...
2022
Petrophysical Evaluation of Organic Richness and Brittleness of Shale for Unconventional Hydrocarbon Prospecting: A Case Study on Vadaparru Shale, Krishna Godavari Basin, India
Arijit Sahu, Milan Kanti Das
Unconventional Resources Technology Conference (URTEC)
... compressional, shear and Stoneley wave velocities obtained from sonic measurements, assuming transversely isotropic nature of Vadaparru Shale. Results...
2019
4D Seismic Reservoir Characterization of a CO2 Flood: A New Technology
Sony R. Mohammad, Thomas L. Davis
Indonesian Petroleum Association
... prediction using the Gassmann equation was solved in order to quantify percentage difference of P-wave velocity due to fluid saturation and reservoir...
2011
Application of VTI PSDM for imaging carbonate structures
Seyed Yaser Moussavi Alashloo, Deva Ghosh, Yasir Bashir, Amir Babasafari
Geological Society of Malaysia (GSM)
... transverse isotropy (VTI) wave equation. A fast marching finite difference approach is used as our eikonal solver since it is fast and stable...
2018
Abstract: Impedance Inversion of Blackfoot 3D Seismic Dataset; #90171 (2013)
A. Swisi and Igor B. Morozov
Search and Discovery.com
...- and S-wave velocities, density and incident angle. EI can be used to calibrate and invert nonzero-offset data in the same way as AI does for zero...
2013
Settling Velocity and Grain Shape of Maërl Biogenic Gravel
Siddhi Joshi, Garret P. Duffy, Colin Brown
Journal of Sedimentary Research (SEPM)
... of unattached coralline algae, has been quantified by modeling of settling-tube data. A modification of the general settling-velocity equation of Ferguson...
2014
The Problem of the Random Earthquake in Seismic Hazard Analysis: Wasatch Front Region, Utah
James C. Pechmann, Walter J. Arabasz
Utah Geological Association
... distance method as described by Wood and Ostenaa (1984) and derive an alternative, simpler form of their basic equation. We then evaluate...
1995
Abstract: Geomechanics, Anisotropy and LMR; #90174 (2014)
Marco Perez, Bill Goodway, and David Close
Search and Discovery.com
... 1. where p is the pore pressure. Stress measurements that deviate from this equation require adjustments to the passive basin assumption...
2014
4D Seismic and Rock Physics Modeling Responses to Reservoir Steam Flood
Muhammad Edisar, Lilik Hendrajaya, Gunawan Handayani, Umar Fauzi, Laode Ngkoimani, Yarmanto
Indonesian Petroleum Association
... using Gassmann equation, steam injection decreases the Vp by an average of 20-25% in the reservoir sands. Rock physics analysis also show that shear...
2005
A deep learning-based inverse Hessian for full-waveform inversion
Mustafa Alfarhan, Matteo Ravasi, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
..., we propose the use of an approximate Gauss-Newton Hessian computed from a linearization of the wave-equation as commonly done in Least-Squares...
2023
ABSTRACT: Comparing of an Estimated Sonic Log with Measured Sonic Log; #90118 (2011)
Felix Oghenekohwo and George Smith
Search and Discovery.com
... of logging can be fraught with errors that can lead to wrong interpretation. One of such data is the shear wave velocity which in most cases...
2011
Relative Rock Properties An Alternative to Estimate Reservoir Properties from Seismic Data; #42177 (2018)
Alvaro Chaveste
Search and Discovery.com
... properties are computed as a linear combination of relative rock properties. The parameters of the linear equation are obtained from well-log data by least...
2018
Cross-Well Seismology: A New Production Tool
B. N. P. Paulsson, R. T. Langan
Indonesian Petroleum Association
... model based upon a producing field in the Southern San Joaquin Valley (USA). A finite difference solution to the acoustic wave equation was used...
1988
Effect of near offset seismic data in shallow subsurface modeling using full-waveform inversion
Md Iftekhar Alam, Salman Abbasi
International Meeting for Applied Geoscience and Energy (IMAGE)
... on a finite-difference grid. In waveform inversion, it solves the visco-acoustic wave equation using the mixed-grid approach of Jo et al. (1996), which...
2024
A Practical Model for Organic Richness from Porosity and Resistivity Logs
Q. R. PASSEY , S. CREANEY , J. B. KULLA , F. J. MORETTI , and J. D. STROUD
AAPG Bulletin
..., Use of sonic-shear-wave/resistivity overlay as a quick-look method for identifying potential pay zones in the Ohio (Devonian) Shale: Journal...
1990
High-resolution angle gather tomography with Fourier neural operators
Sean Crawley, Guanghui Huang, Ramzi Djebbi, Jaime Ramos, Nizar Chemingui
International Meeting for Applied Geoscience and Energy (IMAGE)
... the acoustic VTI wave-equation: 82nd Annual International Conference and Exhibition, EAGE, Extended Abstracts, doi: https://doi.org/10.3997/2214-4609.202113304...
2023
Development of offshore microtremor array exploration
Yoshikazu Matsubara, Mikihiro Imai, Akeshi Hiraide
International Meeting for Applied Geoscience and Energy (IMAGE)
... velocity of the boundary wave is calculated by the characteristic equation, and it approaches the Rayleigh wave on the low frequency side and the Stonery...
2022
Elastic AWI and RWI in the Santos Basin
Tenice Nangoo, Nikhil Shah, Adrian Umpleby, John Armitage, Mike Warner, Gustavo Catao Alves, Andre Bulcao, Analena Mileo Camara de Oliveira
International Meeting for Applied Geoscience and Energy (IMAGE)
... inversion can be much more expensive than acoustic inversion, partly because the associated vector wave equation involves more variables, partly...
2024
Computer Modeling a Miocene Carbonate Platform, Mallorca, Spain
Dan W. J. Bosence , Luis Pomar , David A. Waltham , Thomas H. G. Lankester
AAPG Bulletin
... (wave base depth). Equation 7 then gives EQUATION (8) which has a solution EQUATION (9) where co is a constant and EQUATION (10) In equation 9...
1994
Reservoir Description by Interferometric Imaging of VSP Data in Transition Zones
Thomas Radford, Martin Karrenbach, Ferry Yustiana, Willi Brianno, Dhea Wachju
Indonesian Petroleum Association
... *** Statoil © elastic full wave-form forward modeling to help in the interpretation, analysis and uncertainty estimates. Each of those particular results...
2013
Traveltime tomography and efficient physics-informed Bayesian inversion
Tian Qiao, George Turkiyah, Gerard T. Schuster
International Meeting for Applied Geoscience and Energy (IMAGE)
... by the 1D traveltime modeling equation listed under Figure 1a, where we assume an Nlayered medium with each layer having a thickness of ∆z, no ray...
2022