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The AAPG/Datapages Combined Publications Database
Showing 16,599 Results. Searched 200,357 documents.
Research and application of Intelligent high resolution processing method based on ISTA-Net
Huahui Zeng, Qin Su, Sanyi Yuan, Lide Wang, Yanwu Xu, Huijie Meng, Deying Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
..., reflection coefficient and wavelet matrix, and their matrix vector forms are as follows: （1） s Wr Where s represents seismic record, r represents...
2024
Acoustic impedance multichannel inversion constrained by spatial reflection features
Yaming Yang, Xingyao Yin, Kun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... seismic reflection event. Conversely, a negative coefficient represents an upward seismic reflection event. The coefficient matrices a and b are obtained...
2023
A method for inverting the brittleness index in transversely isotropic formations based on the exact reflection coefficient equation
QiYu Yang, Jingye Li, Jinming Cui, Yongping Wang, Yuning Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
...A method for inverting the brittleness index in transversely isotropic formations based on the exact reflection coefficient equation QiYu Yang...
2024
Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra
Soman Chacko
Indonesian Petroleum Association
..., the reflection coefficient is purely a function of physical properties of the media involved. However, if there is an offset between source and receiver, incident...
1986
Chapter 2: Basics of Reflection Seismology that Relate to Seismic Stratigraphy
Tom Wittick
North Texas Geological Society
... positive or negative. If it is positive then the reflected pulse has the same polarity as the incident pulse, and if the reflection coefficient is negative...
1992
Basics of Reflection Seismic Technology
Abilene Geological Society
... positive or negative. If it is positive then the reflected pulse has the same polarity as the incident pulse, and if the reflection coefficient is negative...
1993
The Study of the Influence of Stratigraphic Structure on Seismic Attribute Analysis, #42094 (2017).
Zhou Xuefeng, Ming Jun, Liu Jianhui, Zhou Jianke, He Jing
Search and Discovery.com
... existing the high impendence formation, the reflection coefficient is large, and most parts of the seismic energy will be reflected, the transmitted...
2017
Abstract: Geologic-Seismic Waveform Approach to Finding Subtle Porosity and Traps: Example from Frisco Formation (Devonian, Hunton Group), Oklahoma
William A. Morgan
Earth Science Bulletin (WGA)
... the Woodford Shale overlies nonporous, high-velocity Frisco or older Hunton strata, the resulting reflection coefficient causes a well-developed amplitude peak...
1982
Direct Detection of Hydrocarbons: ABSTRACT
C. I. Craft
AAPG Bulletin
... hydrocarbons in aquifers. This refinement is based on the increase in reflection coefficient caused by the addition or the replacement of the liquid in the pore...
1973
Abstract: Application of Adaptive Lattice Filtering in Sonic Well Log, by Z. Zhou and T. W. Spencer; #90955 (1995).
Search and Discovery.com
1995
Abstract: Study on Characteristic Variability of Weak Signal in High Density Seismic Acquisition, by Chen Wujin and Wu Anchu, #90188 (2014)
Search and Discovery.com
2014
AVO Analysis for Direct Hydrocarbon Detection in Field X in the Persian Gulf (Paper 5)
Mohammad Ali Riahi, Mohammad Emami Niri
Geological Society of Malaysia (GSM)
... developed based on the variation of reflection coefficient with angle of incident, conventionally called Amplitude-versus-Offset (AVO). Relating rock...
2006
Abstract: Geophysics and Stratigraphic Problems
G. H. Westby
Houston Geological Society Bulletin
... to the seismic industry include the continuous velocity log and its derived reflection coefficient log and synthetic reflection record, the Siran...
1958
Geophysics and Stratigraphic Problems: Abstract
G. H. Westby
Tulsa Geological Society
... methods available to the seismic industry include the continuous velocity log and its derived reflection coefficient log and synthetic reflection...
1959
Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015)
Ritesh Kumar Sharma and Robert James Ferguson
Search and Discovery.com
... reflection coefficient with the reflection coefficient obtained by applying Rüger’s approximation near to the horizontal slowness can be treated...
2015
Efficient and accurate velocity building from Gramian-constrained multiphysics reflection and transmission data
Jide Nosakare Ogunbo
International Meeting for Applied Geoscience and Energy (IMAGE)
... from the reflection coefficient from reflected data is computed recursively using: 𝜌 𝑛 𝑉 𝑟(𝑛) (1 + 𝑟 𝑟(𝑛) ) . (6) 𝜌 𝑛+1 (1...
2022
Abstract: Physical Testing of the Effect of Tilting on the Reflection Coefficient in an Anisotropic Material; #90172 (2014)
Miryam Ortiz-Osornio, Douglas R. Schmitt
Search and Discovery.com
...Abstract: Physical Testing of the Effect of Tilting on the Reflection Coefficient in an Anisotropic Material; #90172 (2014) Miryam Ortiz-Osornio...
2014
ABSTRACT: Distinguishing Water Saturation Changes from Porosity or Clay Content Changes Using Multicomponent Seismic Data, by F. Zhu, R. L. Gibson, Jr., J. S. Watkins, and S. H. Yuh; #90908 (2000)
Search and Discovery.com
2000
Frequency-dependent reflection characteristics of single thin layer and waveform inversion
Zhengyang Kuai, Danping Cao, Chao Jin
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the case of noise. Method Kennett (1983) calculated the relationship between the wave propagation matrix and the reflection and transmission coefficient...
2023
Estimation of Gas Reservoir Boundary by AVO Analysis
Alfian D. Santoso, L. Hendrajaya, F. Makhruf, Purwoko, S. Ardisasmita
Southeast Asia Petroleum Exploration Society (SEAPEX)
..., but it is correct for a receiver located at the subsurface reflector point and seen by plotting the reflection coefficient to the angle of incident...
1996
Chapter 7: Synthetic Seismic Modeling of Turbidite Outcrops
Mark Chapin, Gottfried Tiller
AAPG Special Volumes
... the impact of seismic frequency content on the resolution of geological features. Two display types were considered: 1) typical reflection-coefficient...
2007
The Attenuation Effects of Surface-Wave Propagations on Rockmass Using SASW Method
Suharsono, Abdul Rahim Samsudin
Geological Society of Malaysia (GSM)
.... Attenuation coefficient have been measured for a variety of earth material, especially in seismic reflection exploration (Table 1), but the mechanism...
2003
Adaptive regularization parameter estimation in image domain least-squares migration
Shen Sheng, Huazhong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... updating PSFs and imaging results can achieve high-resolution ID-LSM. However, inverting for the pulse-type reflection coefficient presents a significant...
2024
ABSTRACT: Norphlet Formation (Upper Jurassic) Sand Erg: Depositional Model for Northeastern De Soto Salt Basin, Eastern Gulf of Mexico, by David A. Kemmer and Roger L. Reagan; #91038 (2010)
Search and Discovery.com
2010
Foreword
AAPG Special Volumes
.... The other approach attempts to duplicate a seismogram by numerical modeling. A reflection coefficient model of the strata thickness, velocity, density...
1977