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The AAPG/Datapages Combined Publications Database
Showing 7,437 Results. Searched 200,357 documents.
Abstract: Migration Velocity Analysis Using the Common Image Cube, by Saleh M. Al-Saleh; #90105 (2010)
Search and Discovery.com
2010
P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta
Faranak Mahmoudian
Search and Discovery.com
... data dominates in estimating the shear impedance and density and appears promising in providing shear impedance and density estimates from the PS...
Unknown
P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta
Faranak Mahmoudian
Search and Discovery.com
... data dominates in estimating the shear impedance and density and appears promising in providing shear impedance and density estimates from the PS...
Unknown
Flow processes and sedimentation in a straight submarine channel on the Qiongdongnan margin, northwestern South China Sea
Chenglin Gong, Dongwei Li, Kun Qi, Hongxiang Xu
Journal of Sedimentary Research (SEPM)
..., Estimating turbidity-current conditions from channel morphology: a Froude-number approach: Journal of Geophysical Research, v. 117, no. C04003. Simmons, S.M....
2020
Broadband Seismic Technology and Beyond: Part IV: PGSs GeoStreamer Mission Impossible
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... with an elegant solution. He suggested simply estimating from the hydrophone signal what the ideal geophone recording should be for GEO ExPro...
2013
Elastic Mechanical Properties from SEM Imaging in Tight Formations
Joel Walls, Jack Dvorkin, Gabriela Davalos
Unconventional Resources Technology Conference (URTEC)
.... These properties can be determined from sonic well logs, but the required logs (compressional and shear velocity) are not always available...
2019
Understanding The Mesozoics Beyond Basalt: A Case Study Of Sub-Basalt Imaging
S. Sengupta, S. K. Goswami, G. Menzel-Jones, B. Chowdhury, Artem Sazykin
Indonesian Petroleum Association
.... * WesternGeco • Low signal-to-noise ratio creating ambiguity in estimating accurate velocity model of subsurface. This case study demonstrates...
2020
Shelf Physiography and Accommodation as Controls on Permian Grainstone Bodies, #50318 (2010)
Charlie Kerans, Paul M. Harris
Search and Discovery.com
... the vertical and lateral stacking of grainstones, impacting connectivity of facies elements. Dramatic variations in stacking are observed from ramp systems...
2010
Relative inversion for extended elastic impedances
Peter Harris, Kathryn Young
International Meeting for Applied Geoscience and Energy (IMAGE)
... of thin to moderate layer thicknesses. Typically, the shaping operators are applied to AVA intercept and gradient. Estimating an initial spectrum from...
2024
Time-lapse crosswell seismic monitoring of CO2 injection at the Nagaoka CCS site using elastic full-waveform inversion
Rie Nakata, Nori Nakata, Aaron Girard, Masaru Ichikawa, Ayato Kato, David Lumley, Zique Xue
International Meeting for Applied Geoscience and Energy (IMAGE)
... arrivals. well log data, we assume that Vp/Vs is 2 and adopt Gardner’s relationship to compute density from the P-wave velocity model. We further assume...
2022
Natural Gamma-Ray Spectrometry of the Monterey Formation at Naples Beach, California: Insights into Lithology, Stratigraphy, and Source-Rock Quality
Kevin M. Bohacs, Jon R. Schwalbach
Pacific Section of AAPG
... and can reveal the depositional environment when considered along with the stratal stacking patterns (Bohacs, 1990). The data obtained from an outcrop...
1994
Elastic full-waveform inversion of 4C ocean-bottom seismic data: Model parameterization analysis
Jian Cao, Romain Brossier, Ludovic Mtivier
International Meeting for Applied Geoscience and Energy (IMAGE)
... estimation of the subsurface, i.e. extracting medium shear modulus from the S-wave velocity model. Multi-parameter elastic FWI offers the possibility...
2022
Petrophysics and Pore Pressure: Pitfalls and Perfection; #40654 (2010)
Andrew Buffin
Search and Discovery.com
... log information is not available it is often estimated from Pwave velocity (Vp) using an empirical relationship. • A number of authors have published...
2010
Deposition of Sand by Suspension Currents: Experimental and Theoretical Studies
J. K. Ghosh, B. S. Mazumder, M. R. Saha, Supriya Sengupta
Journal of Sedimentary Research (SEPM)
... End_Page 57------------------------- current meter showed that the vertical velocity distributions were logarithmic at a distance of 7 to 8 m from...
1986
Abstracts: A Practical Approach for Estimating Receiver Statics in 2D/3C Seismic Data Processing; #90173 (2015)
Dumitru Ion and Mike Galbraith
Search and Discovery.com
...Abstracts: A Practical Approach for Estimating Receiver Statics in 2D/3C Seismic Data Processing; #90173 (2015) Dumitru Ion and Mike Galbraith AAPG...
2015
Abstract: Workflows for Sweet Spots Identification in Shale Plays Using Seismic Inversion and Well Logs; #90187 (2014)
Yexin Liu
Search and Discovery.com
...l properties calculation and interpretation The direct way of geomechanical analysis is using dipole sonic log, from which the P-wave velocity and S-w...
2014
Abstract: Confidence and Accuracy of Microseismic Images; #90171 (2013)
S.C. Maxwell
Search and Discovery.com
... and velocity model uncertainties. For the sake of brevity, the important aspect of estimating location uncertainty will only be mentioned here in passing...
2013
Abstract: The Milk River Formation (Eagle Equivalent) in Alberta and Saskatchewan 1: General Production Characteristics, Lithology, and Facies ; #90055 (2006).
Search and Discovery.com
2006
Pressure prediction using converted shear waves from OBN data: A rock physics approach
Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser, Terence Krishnasami
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Figure 3. a). Shear-wave velocity estimated from seismic; b). Clay volume estimated from seismic and well logs; c). Pore pressure from shear-wave velocity...
2023
Understanding Seismic Amplitudes, by Steve Henry, #40135 (2004).
Search and Discovery.com
2004
Joint Impedance Inversion Transforms Aid Interpretation, by Satinder Chopra, Ritesh Kumar Sharma, Mohammad Hossein Nemati, and Peter Cary; #41667 (2015).
Search and Discovery.com
2015
Abstracts: Oilsands: Not Your Average Seismic Data; #90173 (2015)
David Gray
Search and Discovery.com
... zero amplitude at zero offset with a risk of amplitude cross-over with offset. Therefore, stacking all these offsets may result in poor well ties...
2015
3D velocity model building based upon hybrid neural network
Herurisa Rusmanugroho, Junxiao Li, M. Daniel Davis Muhammed, Jian Sun
International Meeting for Applied Geoscience and Energy (IMAGE)
... to provide accurate 3D P-velocity. The algorithm has been tested with the SEAM data and the field data from the Gulf of Mexico’s block. The prediction results...
2022
Geology of the Suwannee Basin Interpreted from Geophysical Profiles
Daniel D. Arden, Jr.
GCAGS Transactions
...-geologic horizons within which the lithology (and hence the velocity) was generally consistent. A brief amount of experimentation usually led...
1974
ABSTRACT: Heat Flow in Oklahoma, by Constantin Cranganu and David Deming; #91019 (1996)
Search and Discovery.com
1996