Integrated networks for viscoelastic FWI: Mapping from Q to relaxation variables and quantifying modelling error

Tianze Zhang, Kristopher A. Innanen, Daniel Trad

International Meeting for Applied Geoscience and Energy (IMAGE)

..., and Z. -X. Yao, 2016, Two-dimensional time-domain finite-difference modeling for viscoelastic seismic wave propagation: Geophysical Journal...

Abstracts: Gabor Multipliers for Seismic Modeling and Wavefield Propagators; #90173 (2015)

Michael P. Lamoureux, Gary F. Margrave, and Peter C. Gibson

Search and Discovery.com

... that accurately model the physics of seismic wave propagation in the earth. We have developed a mathematical theory for these methods, based...

Seismic Model for Monitoring CO2 Sequestration, by Bob Hardage and Diana Sava, #40423 (2009).

Search and Discovery.com

Forward Modeling to Improve Seismic Acquisition Design

Paula A.C. Barbosa, Jose A. Jaramillo, Jose H. Olaya

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... can be used to simulate wave propagation in the subsurface as a function of different parameters, allowing for the selection of the best cost...

Numerical experiments to characterize P-wave attenuation in partially saturated non-isothermal porous media

Naddia D. Arenas, Gabriela B. Savioli, Juan E. Santos, José M. Carcione

International Meeting for Applied Geoscience and Energy (IMAGE)

... of wave propagation in anisotropic, anelastic, porous and electromagnetic media, 4th ed.: Elsevier. Carcione, J. M., F. Cavallini, E. Wang, J. Ba, and L.Y....

Elastic reverse time migration with more than pressure data

Denes Vigh, James Xu, Xin Cheng, Zongcai Feng, Bing Bai

International Meeting for Applied Geoscience and Energy (IMAGE)

... to obtain the uplift in imaging. The imaging is carried out in the time domain using the general elastic wave propagation in an inhomogeneous media...

ABSTRACT: A New Gradient Operator with Applications in Geophysics, by Alfaraj, Mohammed; Wang, Yuchun E.; Luo, Yi; #90141 (2012)

Search and Discovery.com

Abstract: LWD Azimuthal Resistivity Logging in Unconventional Formations; #90187 (2014)

Paul Sinclair, Li Anzong, Aaron Otteman, and Alisha Wennekamp

Search and Discovery.com

... hydrocarbon saturation calculation even in tight carbonate formations. In contrast, conventional wave-propagation types are limited to less than 200...

Borehole tube wave generation by an incident P-wave at a fluid-filled fracture

Abdullah Alsawidan

International Meeting for Applied Geoscience and Energy (IMAGE)

...𝑡) = Where ρ" 𝑐'( 𝑑𝑉 , 2π𝑅 $ 𝑑𝑡 $ 𝑐'( = 𝑐" /Z1 + ρ" 𝑐" /(ρ) β$ ) (11) is the tube-wave *+ propagation velocity in the boreho...

Estimating Stimulation-Zone Anisotropy Effects During Microseismic Monitoring

Martin Karrenbach, Steve Cole, Victor Yartsev

Unconventional Resources Technology Conference (URTEC)

... essentially isotropic wave propagation behavior in the frac zone. However, the microseismic events clearly show shear wave splitting behavior even at the early...

An immersed boundary topography approach for TTI acoustic propagation

Edward Caunt, Rhodri Nelson, Tim MacArthur, Fabio Luporini, Gerard Gorman

International Meeting for Applied Geoscience and Energy (IMAGE)

...: A Firedrake- based wave propagation and fullwaveform-inversion finite-element solver: Geoscientific Model Development, 15, 8639–8667. Royle, G., O. Leblanc, G...

Variations in Morphology of Major River Deltas as Functions of Ocean Wave and River Discharge Regimes

L. D. Wright , J. M. Coleman

AAPG Bulletin

... to the bottom contours, refraction of waves yields directions of wave propagation (orthogonals) more normal to the bottom contours. This effect follows...

Sonic Log Analysis from Isotropic and Anisotropic Media In Carbonate Reservoir, the Case Study at Stella Alpina Field

Wahyu Tri Sutrisno, Septian Prahastudhi, Ari Teguh Sugiarto, Ayi Syaeful Bahri, Dwa Desa Warnana, Yulia Putri Wulandari

Indonesian Petroleum Association

... Richards equation has better results in complex wave propagation. For future work, it is planned to use VSP and multi-well analysis to analyze...

Broadband Least-Squares Wave-Equation Migration

Shaoping Lu, Andrew Long, Alejandro Valenciano, Nizar Chemingui

Petroleum Exploration Society of Australia (PESA)

... propagation algorithm. Here we implement the inversion using a one-way wave-equation operator (Valenciano et al., 2011) that has advantages of both accuracy...

Delineation of Shallow Gulf Coast Structure and Stratigraphy Using Seismic Shear Wave Reflections

T. L. Dobecki and J. Steele

Houston Geological Society Bulletin

..., is defined for a single frequency wave as: γ = V/f where f is the frequency of the wave and V is its propagation velocity. Using very slow waves (like shear...

Efficient Q-RTM in anisotropic TTI media with phase and amplitude compensation

Yongzhong Wang, Faqi Liu, Carlos Calderón

International Meeting for Applied Geoscience and Energy (IMAGE)

... step should be needed in practice to avoid overcompensating the Q effects during the wave back-propagation. 𝜕𝑡 2...

Improving the Convergence of Shot-Profile Migration by Plane Wave Synthesis

Chad M. Hogan

Search and Discovery.com

...., 1998: Offset plane wave propagation in laterally varying media: in Mathematical Methods in Geophysical Imaging V: Proceedings of SPIE 3453, 36—46...

Improving the Convergence of Shot-Profile Migration by Plane Wave Synthesis

Chad M. Hogan

Search and Discovery.com

...., 1998: Offset plane wave propagation in laterally varying media: in Mathematical Methods in Geophysical Imaging V: Proceedings of SPIE 3453, 36—46...

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...

Abstract: Comparative Study on 2D Microseismic Source Location with Synthetic Seismograms Recorded by Borehole- and Surfacereceiver Arrays; #90224 (2015)

Anton Biryukov, Simon G.E. Harvey, and Giovanni Grasselli

Search and Discovery.com

... propagation is predominantly layer-parallel, resulting in less wave scattering [1]. It provides the lowest decay in the amplitude of events...

Seismic Exploration Using Shear Waves

R. Garotta

Indonesian Petroleum Association

.... For this type of wave, in an isotropic medium, particle motion is contained in the wave front; it is perpendicular to the direction of propagation. Fig.1 Figure 1...

Automatic detection of DAS-recorded microseismic fracture reflections

Youfang Liu, Ivan Lim, Chen Ning, Kurt Nihei

International Meeting for Applied Geoscience and Energy (IMAGE)

... Microseismic wavefields recorded by geophones or distributed acoustic sensing (DAS) can characterize the geometry and propagation of hydraulic...

A Stratigraphic Interpretation of Shear and Compressional Wave Seismic Data for the Pennsylvanian Morrow Formation of Southeastern New Mexico: Chapter 13

M. D. McCormack, M. G. Justice, W. W. Sharp

AAPG Special Volumes

... to the propagation of seismic waves through the earth leads to the existence of two kinds of wave motion: (1) that which represents the propagation of a change...

Streamlining subsurface insights: Single extrapolation for holistic Green's function generation

Hongwei Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... this limitation, we propose an alternative approach for ODCIG generation using a wave-equation-based method for trace-by-trace migration. In this abstract, we...

RTM method of prismatic-waves under the undulating surface: A case study of the Longmen Piedmont

Bo Ma, Yingming Qu, Zhenchun Li, Jianggui Zhu, Chang Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... of imaging. Acknowledgments This work was supported in part by the Seismic Wave Propagation and Imaging (SWPI) Group, China University of Petroleum...