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The AAPG/Datapages Combined Publications Database
Showing 19,681 Results. Searched 195,354 documents.
Effect of Artificial Sea-Grass on Wave Energy and Near-Shore Sand Transport
Christopher J. Wayne
GCAGS Transactions
... the average wave energy per unit area of wave (E). Energy density can be found by measuring wave heights and substituting into the following equation: E...
1974
Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media; #41564 (2015)
Arnim B. Haase, Charles P. Ursenbach
Search and Discovery.com
..., in the anelastic situation velocities are complex and must be recomputed for every frequency point, according to Equation 4. The P-wave quality...
2015
Pyseis: A high-performance, user-friendly Python package for GPU-accelerated seismic modeling and subsurface imaging
Stuart Farris, Guillaume Barnier, Ettore Biondi, Robert Clapp
International Meeting for Applied Geoscience and Energy (IMAGE)
... the power of low-level CUDA and C++ for computation, and provides a user-friendly Python interface for wave-equation modeling and inversion...
2023
Full Waveform Acoustic Logging: Part 7. Geophysical Methods
C. H. Cheng
AAPG Special Volumes
... versus offset studies, and elastic wave equation migrations, among many other uses. The FWAL is also commonly used to identify and characterize fractures...
1992
Finite Difference Modelling: Part IV
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... the discussion that was started in GEO ExPro Vol. 15, No. 2. The finite difference method applied to the acoustic wave equation gives beautiful wave...
2019
Abstract: Regular Grids Travel Time Calculation Fast Marching with an Adaptive Stencils Approach; #90187 (2014)
Zhengsheng Yao, Mike Galbraith, and Randy Kolesar
Search and Discovery.com
... (a) a plane wavefront and (b) circular wave from a point source propagating through a grid model. Numerically solving this equation produces first arrival...
2014
Abstract: Complex-beam Migration: Non-recursive and Recursive Implementations; #90187 (2014)
Tianfei Zhu
Search and Discovery.com
... variations are large. We show that the new method is a true-amplitude extension of the phase-shift wave-equation migration method into media...
2014
Abstract: 3D Process Modeling of Fluvial and Wave Dominated Shorelines for Siliciclastic and Carbonate Sediments, by D. Granjeon, P. Joseph, F. Guillocheau, and J-C. Navarre; #90956 (1995).
Search and Discovery.com
1995
Wave equation traveltime Kirchhoff with real data applications
Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav Vyas, Ganyuan Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
...Wave equation traveltime Kirchhoff with real data applications Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav...
2023
Abstract: Estimation of the Quality Factor with Tomography Using the Complex Eikonal Equation; #90255 (2017)
Tatiana Espinosa, Carlos Piedrahita Escobar
Search and Discovery.com
...Abstract: Estimation of the Quality Factor with Tomography Using the Complex Eikonal Equation; #90255 (2017) Tatiana Espinosa, Carlos Piedrahita...
2017
ABSTRACT: Elastic Wave Velocity Model Analyses for Gas-Hydrate Bearing Sediments; #90061 (2006)
Dong Wang and Xiuming Wang
Search and Discovery.com
...ABSTRACT: Elastic Wave Velocity Model Analyses for Gas-Hydrate Bearing Sediments; #90061 (2006) Dong Wang and Xiuming Wang Elastic Wave Velocity...
2006
-- no title --
user
Search and Discovery.com
... recently, full two-way solutions of the wave equation, such as Reverse Time Migration (RTM) have become commercially available:- these are suited...
Unknown
-- no title --
user
Search and Discovery.com
... recently, full two-way solutions of the wave equation, such as Reverse Time Migration (RTM) have become commercially available:- these are suited...
Unknown
Extended Abstract: What is Wave Equation Pre-stack Depth Migration? An Overview
Andrew Long
Petroleum Exploration Society of Australia (PESA)
...Extended Abstract: What is Wave Equation Pre-stack Depth Migration? An Overview Andrew Long I TECHNICAL Focus What is Wave Equation Pre-stack...
2004
Wavefield Extrapolation for Prestack Time Migration with RMS Velocity: Part I Algorithm
Jianhua Pan
Search and Discovery.com
..., AB, Canada Wave equation migration (WEM) has been widely used in prestack depth migration recently. Its advantage of being able to handle multipath...
Unknown
Wavefield Extrapolation for Prestack Time Migration with RMS Velocity: Part I Algorithm
Jianhua Pan
Search and Discovery.com
..., AB, Canada Wave equation migration (WEM) has been widely used in prestack depth migration recently. Its advantage of being able to handle multipath...
Unknown
Wave-Equation-Based Target-Oriented Inversion for Reservoir Characterisation, #41759 (2016).
Dries Gisolf, P.R. Haffinger, P. Doulgeris
Search and Discovery.com
...Wave-Equation-Based Target-Oriented Inversion for Reservoir Characterisation, #41759 (2016). Dries Gisolf, P.R. Haffinger, P. Doulgeris Wave...
2016
A Note on the Preservation of Offshore Tsunami Deposits
Robert Weiss, Heinrich Bahlburg
Journal of Sedimentary Research (SEPM)
.... They are forced to travel along pathways that correspond to orbits. These wave orbits are as follows: Equation 1 assumes (i) that the fluid is incompressible...
2006
ABSTRACT: Fizz and Commercial Gas Discrimination in the Colombian Caribbean Sea through AVO Attributes and Fluids Substitution Modeling; #90108 (2010)
Lorena Giraldo and Andrés E. Calle
Search and Discovery.com
... of available well logs and the sensitive analysis of the equation proposed by BORTFELD (1961) as a lineal approximation of ZOEPPRITZ to study...
2010
Converted-Wave Prestack Time Imaging without using P-Wave
Search and Discovery.com
...Converted-Wave Prestack Time Imaging without using P-Wave Converted-Wave Prestack Time Imaging without using P-Wave Xiaogui Miao* CGGVeritas...
2013
Broadband Least-Squares Wave-Equation Migration
Shaoping Lu, Andrew Long, Alejandro Valenciano, Nizar Chemingui
Petroleum Exploration Society of Australia (PESA)
...Broadband Least-Squares Wave-Equation Migration Shaoping Lu, Andrew Long, Alejandro Valenciano, Nizar Chemingui Broadband Least-Squares Wave-Equation...
2018
Abstract: Onshore U.S. Depth Imaging and Velocity Model Building, by Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, and Oscar E. Ramirez; #90124 (2011)
Search and Discovery.com
2011
AVO Modeling of Monochromatic Spherical Waves: Comparison to Band-Limited Waves; #41567 (2015)
Charles Ursenbach, Arnim Haase
Search and Discovery.com
... reflection coefficients, the Rayleigh wavelet approach of equation 1 also provides useful insight into the relationship between plane-wave and spherical-wave...
2015
Formation of Ripple Bands in a Wave-Convergence Zone: DISCUSSION
T. G. Carter
Journal of Sedimentary Research (SEPM)
...) based on their equation (5), noting from p. 199 that typical swell wave periods were between 10.5 and 12 sec, while local waves of 2.5 sec period...
1989
Elastic wave reverse-time migration with dynamic focused beams for weak anisotropic media
Ning Qin
International Meeting for Applied Geoscience and Energy (IMAGE)
... to deal with multiple arrivals and steep dips. The elastic wave reverse time migration is based on full-wave equation and uses the corresponding imaging...
2023