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The AAPG/Datapages Combined Publications Database
Showing 16,598 Results. Searched 200,293 documents.
Building Well and Fluid-Specific Pipe Friction Curves, Monitoring Perforation Cluster Efficiency During Stimulation, and Measuring Near-Wellbore Tortuosity Using Acoustic Friction Analysis
Eric M. Dunham, Saeed Rahimi-Aghdam, Junwei Zhang, Nathan Crawford, Craig Cipolla, Michael McKimmy, John Lassek
Unconventional Resources Technology Conference (URTEC)
...𝑄 % . Tube Wave Reflection Next consider reflection of tube waves from the fracture treatment stage (feature [3] in Figure 2). The reflection coefficient...
2024
Abstracts: A Decomposition of RP into Contributions from single-parameter Reflectivities; #90173 (2015)
Kristopher A. Innanen
Search and Discovery.com
... reflection coefficient in terms of several individual reflectivities. Interestingly, within this multiparameter acoustic configuration, the same formula...
2015
Deconvolution Using Matlab Script to Identify Fault-Seal
Maulana Hutama Rahma Putra, Irvan Rahadian Putra
Indonesian Petroleum Association
... on deconvolution zero-spiking theory with Matlab environment. Reflection Coefficient When a wave interface some boundary between different layer...
2018
Forensic GPR anti-human landmine accurate detection by Gramian constrained joint inversion of the monostatic reflection and transmission radargrams
Jide Nosakare Ogunbo, Changsoo Shin, Sang-Wook Kim, Sang-Hyun Kim
International Meeting for Applied Geoscience and Energy (IMAGE)
... when the data root-mean-square error (RMSE) and the correlation coefficient plateau. Reflection and transmission data are contaminated with up to 10...
2022
Density Effects on Seismic Reflectivity of Upper Eocene
Search and Discovery.com
N/A
High-order viscoelastic prestack seismic nonlinear frequency-dependent inversion method based on scattering matrix
Tianjun Lan, Zhaoyun Zong
International Meeting for Applied Geoscience and Energy (IMAGE)
.... And considering the firstorder perturbation of parameters and adding the secondorder perturbation, the viscoelastic second-order reflection coefficient...
2022
Abstract: Quantitative Estimation of Oil-Water Contact in a Jurassic Clastic Reservoir using Elastic Wave Propagation, by Zhang, Zhao; Sun, Yuefeng; #90163 (2013)
Search and Discovery.com
2013
Damped least squares-based deterministic PP wave and SH-SH wave joint inversion method
Ying Lin, Guangzhi Zhang, Baoli Wang, Siyuan Chen, Minmin Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
... between the reflection coefficient and parameters in terms of P-wave and S-wave velocity and density. Many scholars have simplified its treatment...
2023
Hydrocarbon Expression on Low-Impedance AVO: A Phenomenon of Amplitude Reversal
W. Waluyo
Indonesian Petroleum Association
... introduced AVO concepts in 1919, based on reflection coefficient. Further development with the algorithms for simplified computation has been applied...
2002
A frequency-dependent fluid prediction method based on a novel fluid indicator incorporating anisotropic effect and squirt flow
Tianjun Lan, Zhaoyun Zong
International Meeting for Applied Geoscience and Energy (IMAGE)
... phase theory, the reflection coefficient equation κ −φ φ based on the new fluid factor was derived. At the same time, + 1 + Sω S= (3) Kd Kf...
2023
Variation of Bottom-simulating-reflection Strength in a High-flux Methane Province, Hikurangi Margin, New Zealand
Stuart A. Henrys, Derek J. Woodward, Ingo A. Pecher
AAPG Special Volumes
... were used to estimate the reflection coefficient of BSRs with a gas concentration above which compressional wave velocity is mostly insensitive to gas...
2009
Extraction and Interpretation of the Complex Seismic Trace
R. E. Sheriff, M. T. Taner, F. Koehler, D. Frye
Indonesian Petroleum Association
... at the time of the maximum may be either positive or negative, depending on whether the reflection coefficient is positive or negative, how the interference...
1977
Research on reservoir prediction based on compressed sensing and inversion theory
Qing Zhou, Jianli Wang, Qian Yu, Heng Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... years has been used by many geophysicists in the field of seismic exploration. The seismic reflection coefficient sequence satisfies the sparsity...
2022
Lithofacies prediction of shale based on broadband spectral inversion
Hongmei Luo, Yiran Xing, Changjiang Wang, Jingtao Zhang, Peijie Yang
International Meeting for Applied Geoscience and Energy (IMAGE)
... ratio and accurately extracted time-varying and space-varying seismic wavelet, and the output is the reflection coefficient profile. According...
2022
Seismic Evidence for Widespread Possible Gas Hydrate Horizons on Continental Slopes and Rises
Thomas H. Shipley, Mark H. Houston, Richard T. Buffler, F. Jeanne Shaub, Kenneth J. McMillen, John W. Ladd, J. Lamar Worzel
AAPG Bulletin
... to gas hydrates have a reflection polarity reversal, a large reflection coefficient, and show increasing subbottom depth with increasing water depth...
1979
Abstract: P- and S-Wave Velocity Measurements and Pressure Sensitivity Analysis of AVA Response; #90211 (2015)
Tiewei He and Douglas Schmitt
Search and Discovery.com
... with the effective stress coefficient being 1. Figure 5 shows P-P and P-Sv reflection coefficient as a function of angle of incidence and effective pressure...
2015
Amplitude Recovery of Digitally Recorded Data
Roy O. Lindseth
Pacific Section of AAPG
... coefficient is calculated. Each reflection coefficient is a simple function of the velocities at either side of the boundary. The resulting series...
1972
Effect of Pressure on the Reservoir Properties of Sandstones
V. M. Dobrynin
Petroleum Geology: A Digest of Russian Literature
... calculations. Nevertheless, it is possible to estimate quantitatively the volume changes in the pore space by means of the coefficient of pore...
1963
VSP Fundamentals that Improve CDP Data Interpretation: ABSTRACT
J. E. Gaiser, J. P. Disiena
AAPG Bulletin
..., a trough corresponds to a positive reflection coefficient. These reflections can be shifted to their two-way traveltime and stacked to produce a VSP...
1983
Synthetic Seismograms from Vibracores: A Case Study in Correlating the Late Quaternary Seismic Stratigraphy of the New Jersey Inner Continental Shelf
Dominic Esker , Robert E. Sheridan , Gall M. Ashley , Jeffrey S. Waldner , David W. Hall
Journal of Sedimentary Research (SEPM)
... impedance log. These values are then mathematically manipulated according to the formula [p2V2 - p1V1]/[p2V2 + p1V1] = Reflection Coefficient (1) where p2...
1996
Relationships between Pre-Existing Structure, Regional Stress Orientation, and Seismicity Induced by Wastewater Injection, Northern Appalachian Basin, USA; #41700 (2015)
James Free, Brian S. Currie, Robert J. Skoumal, Michael R. Brudzinski
Search and Discovery.com
... in nearby seismic reflection lines are associated with basement-involved fault systems that cut the injection interval, providing a possible permeability...
2015
Reflection waveform inversion regularized with structural constraints and scattered data interpolation
Chengliang Wu, Huazhong Wang, Bo Feng, Ting Lei, Rongwei Xu, Shen Sheng
International Meeting for Applied Geoscience and Energy (IMAGE)
... are employed to estimate the dip angle at the reflection interface, where the angle with the highest similarity coefficient represents the estimated dip angle...
2023
Abstract: SEISMIC INVERSION DATA, A TOOL FOR RESERVOIR CHARACTERIZATION / MODELING, SAWAN GAS FIELD A CASE STUDY; #90140 (2012)
Mohammad Ibrahim
Search and Discovery.com
... as the convolution of the estimated wavelet and a reflection coefficient series representing the geology. The processing of seismic data for inversion...
2012
Physical Basis of Reflection Seismology
Bruce S. Hart
Special Publications of SEPM
...--L-Q1v_I Pzv2 + Pw, This ratio is referred to as the reflection coefficient (RC) and its value depends on the nature of the changes in physical...
2000
Application of Amplitude, Frequency, and Other Attributes to Stratigraphic and Hydrocarbon Determination: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
M. T. Taner, R. E. Sheriff
AAPG Special Volumes
... be either positive or negative, depending on whether the reflection coefficient is positive or negative, how the interference of successive reflections...
1977