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Showing 16,608 Results. Searched 200,673 documents.
Abstract: Recovering Low Frequencies for Impedance Inversion by Frequency Domain Deconvolution; #90224 (2015)
Sina Esmaeili and Gary Frank
Search and Discovery.com
.... To calculate the acoustic impedance instead of using the impedance to compute reflection coefficients in equation 3, it is possible to use reflection...
2015
Fracture reservoir prediction method based on AVO disturbance variance
Guangrui Xiao, Yao Li, Yuru Zhang, Dekui Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
... reservoirs are mainly based on the Pwave azimuthal anisotropy. Ruger (2002) deduced the formulas of reflection coefficient and transmission coefficient varying...
2022
Pseudo S-wave splitting effects associated with poor receiver coupling on ocean bottom multi component data
Moacyr de Souza Bezerra, James Simmons, James Gaiser
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and how they can be wrongfully attributed to S-wave splitting. Method The objective of the coupling corrections is to derive coefficients that, when...
2022
New perturbation-based traveltime approximation for elastic VTI media
Shibo Xu, Alexey Stovas, Xingguo Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
... axis (VTI). The perturbation coefficients in this approximation are derived directly from the implicit parametric offset-traveltime equation...
2022
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)
... sandstone. The top side of Figure 1 displays the PP wave reflection coefficients after P-wave velocity, S-wave velocity and density disturbance. The SH-SH...
2023
Abstract: AVO Depth Modelling (Paper 2)
Leong Lap Sau, Ng Tong San
Geological Society of Malaysia (GSM)
... the normal. The Zeoppritz's equations, its approximations and extensions are used to compute the angular dependence of reflection coefficients for P...
1996
Abstract: The Development of Reliable Earth Models; #90000 (2016)
Iain Weir-Jones
Search and Discovery.com
... rock properties and the identification of uncertainty propagation paths in the earth model derivation. • Interpretation of any reflection seismic...
2016
Spatially varying Chi volumes: A study in offshore Australia on background trend calculation from the Shuey two-term approximation
Hayden Powers, Noah R. Vento
International Meeting for Applied Geoscience and Energy (IMAGE)
...: SEG. Bortfeld, R., 1961, Approximations to the reflection and transmission coefficients of plane longitudinal and transverse waves: Geophysical...
2023
Abstract: The Application of Extreme Attributes of PS Converted Wave; #90171 (2013)
Xiucheng. Wei, Xiang-Yang Li, Tiansheng Chen, and Lihua Jia
Search and Discovery.com
... describe the variation of PP (incident P wave, reflected P wave) and PS (incident P wave, reflected S wave) reflection coefficients, they are mathematically...
2013
Geologic Considerations for Stratigraphic Modeling and Interpretation: Section 3. Stratigraphic Models from Seismic Data
L. D. Meckel Jr. , A. K. Nath
AAPG Special Volumes
... including multiples and transmission coefficients: Geophysics, v. 25, no. 1, p. 106-129. Wyllie, M. R. J., G. H. F. Gardner, and A. R. Gregory, 1960...
1977
Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field
Khaled Al Dulaijan, Gary Margrave
Unconventional Resources Technology Conference (URTEC)
..., E., Grieser, B. and Kundert, D., 2008, A practical use of shale petrophysics for stimulation design optimization: all shale plays are not clones of the Bar...
2016
An enhanced method for evaluating the static connectivity of reservoirs using pressure coefficient–depth plots
Geng Qian, Haifeng Yang, Dayong Guan, Jinghan Wang, Junpei Yue, and Meng Zhao
AAPG Bulletin
... coefficients against depth. For a given fluid unit, the pressure coefficients show an inversely proportional relationship with depth. The graph depicts...
2025
Rock Physics Guided Velocity Modeling and Reverse-Time Migration for Pore Pressure Prediction and Depth Imaging in Complex Areas
Nader C. Duta, Sherman Yang, Yangjun (Kevin) Liu, Lawrence Cho, Jie Cui
Indonesian Petroleum Association
... for different application. In our current approach, we use a rock physics based pore pressure model in conjunction with imaging techniques, e.g., reflection...
2015
Abstract: Application of Multiresolution Analysis in Removing Ground-penetrating Radar Noise; #90171 (2013)
Yih Jeng, Chuan-Hung Lin, Yi-Wei Li, Chih-Sung Chen, and Hsin-Han Huang
Search and Discovery.com
..., and the differencing values for each step are details (detail coefficients). By this way, the MRA provides an efficient filtering basis to suppress events...
2013
The Essence of the Seismic Reflection Method: Abstract
Robert Kendall
Tulsa Geological Society
..., can be accomplished by the generation, transmission and recovery by reflection of a delta function. Thus from observations at suitable locations one...
1967
An Exact Method for Characterization of Grain Shape
Robert Ehrlich, Bernhard Weinberg
Journal of Sedimentary Research (SEPM)
... is not a reflection of current or past disinterest in grain-shape as an important diagnostic criterion. General reasons for the value of shape data can...
1970
Seismic Signature as a Porosity Indicator in Early Miocene Reefs in the Madura Strait Via AVO Inversion and Modelling
Bimal R. Banerjee
Indonesian Petroleum Association
.... Extensive seismic modelling was employed using the Shuey-Hilterman approximation of Zoeppritz's equation for computing reflection coefficients at zero offset...
1993
Advanced Imaging and Inversion for Oil Production Estimates in Unconventional Resource Plays
Greg M. Johnson, Paul Miller, David Phillips
Unconventional Resources Technology Conference (URTEC)
.../transmission coefficients for weakly anisotropic elastic media. Studia Geophysica et Geodaetica 45, 176-199. Rasmussen, K.B., Bruun, A. and Pedersen, J.M., 2004...
2013
Wave-Equation-Based Target-Oriented Inversion for Reservoir Characterisation, #41759 (2016).
Dries Gisolf, P.R. Haffinger, P. Doulgeris
Search and Discovery.com
... - Linearised theory based on primary reflection coefficients and primary travel times. - Inversion result band-limited by seismic wavelet. - Absolute...
2016
Poststack fracture prediction technique based on phase decomposition
Li Hai Liang, Pan Hui, Gao Jian Hu, Gui Jin Yong
International Meeting for Applied Geoscience and Energy (IMAGE)
... of reflection coefficients can represent the sum of the odd and even components, the reflection coefficients of the even components are of the same...
2024
Abstract: Curvelet Denoising: Application to Crustal Reflection Data; #90171 (2013)
Jounada Oueity, Vishal Kumar, Ron Clowes and Felix Herrmann
Search and Discovery.com
...Abstract: Curvelet Denoising: Application to Crustal Reflection Data; #90171 (2013) Jounada Oueity, Vishal Kumar, Ron Clowes and Felix Herrmann...
2013
Abstract: AVAZ Inversion for Anisotropy Parameters of a Fractured Medium; #90174 (2014)
Faranak Mahmoudian, Gary F. Margrave, and Joe Wong
Search and Discovery.com
..., Geologic analysis of naturally fractured reservoirs. 2 ed., Elsevier. Tsvankin, I., 2001, Seismic signatures and analysis of reflection coefficients...
2014
Application of land multiple numerical simulation identification and well-driven suppression technology in ultra-deep layers of S Basin
Zhang Shurui, Zang Dianguang, Li Guangpeng, Diao Yongbo, Du Jiajun, Liu Shumin
International Meeting for Applied Geoscience and Energy (IMAGE)
... in Geophysics, 29, no. 1, 240–247, doi: https://doi.org/10.6038/pg20140134. Yang, C., Y. Wang, and Y. Wang, 2016, Reflection and transmission coefficients...
2024
Evolution of overpressure in the Wufeng-Longmaxi shale reservoirs of the Jiaoshiba area, Sichuan Basin, southwestern China: Implications for shale gas preservation
Tao Luo, Xiaowen Guo, Zhiliang He, Kamaldeen O. Omosanya, Ze Tao, and Sheng He
AAPG Bulletin
... three stages of tectonic evolution and activity, namely 160–85, 85–60, and 60 Ma to present day. Pressure coefficients increased from 1.49 to 2.09...
2024
Seismic Modeling of an Early Jurassic, Drowned Carbonate Platform: Djebel Bou Dahar, High Atlas, Morocco (1)
A. EWAN CAMPBELL and JAN STAFLEU
AAPG Bulletin
... of the reflection and transmission coefficients of plane longitudinal and transverse waves: Geophysics, v. 9, p. 485-502. Brechbuler, Y. A., R. Bernascoli, and J.-P...
1992