# [PDF] Top 20 Seismic imaging˸ strategies for visco-acoustic full waveform inversion

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### Seismic imaging˸ strategies for visco-acoustic full waveform inversion

... Figure 1.4: Intrinsic attenuation effects for one seismic trace in time domain left and normalized spectrum in frequency domain right, the solid red line is the acoustic wave, and the so[r] ... Voir le document complet

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### Two-dimensional elastic full waveform inversion using Born and Rytov formulations in the frequency domain

... the **full** elastic **waveform** **inversion** in the frequency domain in a 2-D ...allows **imaging** of two physical **seismic** parameters, using vertical and horizontal field ...the **full** elastic ... Voir le document complet

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### Increasing the robustness and applicability of full-waveform inversion: An optimal transport distance strategy

... comparisons. **Seismic** **imaging** practitioners have used over year and year representations of the **seismic** data in panels allowing to identify clearly the type of waves and the **seismic** events ... Voir le document complet

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### Two-dimensional near-surface seismic imaging with surface waves : alternative methodology for waveform inversion

... essential **for** improving **seismic** **imaging** of both shallow and deeper exploration ...tional **seismic** characterisation is done by analysing body waves. **For** example, first-arrival traveltime ... Voir le document complet

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### Two-dimensional elastic full waveform inversion using Born and Rytov formulations in the frequency domain

... illumination, **seismic** **imaging**, **waveform** ...Quantitative **imaging** using **full** wave equation has been achieved through the use of the adjoint formulation problem **for** **seismic** ... Voir le document complet

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### Local full-waveform inversion using distant data

... [1] Masson, Yder, Paul Cupillard, Yann Capdeville, and Barbara Romanowicz. On the numerical im- ple- mentation of time-reversal mirrors **for** tomographic **imaging**. Geophysical Journal International, 2013. [2] ... Voir le document complet

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### Full Waveform Inversion and the truncated Newton method

... Abstract. **Full** **Waveform** **Inversion** (FWI) is a powerful method **for** reconstructing subsurface parameters from local measurements of the **seismic** ...methods **for** the resolution of FWI ... Voir le document complet

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### The potential of time-lapse GPR full-waveform inversion as high resolution imaging technique for salt and ethanol transport

... results **for** an ethanol tracer ...model **strategies** **for** time-lapse data were tested to investigate which SM provides the most accurate plume ...that **for** a scenario with small ε r and σ changes ... Voir le document complet

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### Efficient 3-D frequency-domain mono-parameter full-waveform inversion of ocean-bottom cable data: application to Valhall in the visco-acoustic vertical transverse isotropic approximation

... ocean-bottom **seismic** data in the **visco**-**acoustic** VTI ...allow **for** the computationally-efficient processing of a large number of sources and receivers with limited computational resources thanks ... Voir le document complet

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### Multi-scale imaging of complex structures from multi-fold wide-aperture seismic data by frequency-domain full-waveform tomography: application to a thrust belt

... of **seismic** multichannel reflection data collected along the investigated wide- aperture ...used **for** the wide-aperture ...four **inversion** runs and was parametrized dur- ing the last run (which involves ... Voir le document complet

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### Multiscale seismic imaging of the eastern Nankai trough by full waveform inversion

... [ 10 ] A thickened oceanic crustal structure presently colliding the backstop is visible in our images (Figures 3 and 4). Intra-oceanic shortening is made necessary here as a transition between domains of distinct ... Voir le document complet

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### The truncated Newton method for Full Waveform Inversion

... Introduction **Full** **Waveform** **Inversion** (FWI) computes quantitative estimates of the subsurface parameters, such as the bulk wave velocity, the shear wave velocity, or the rock ...and **seismic** ... Voir le document complet

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### Compound Regularization of Full-Waveform Inversion for Imaging Piecewise Media

... of **Full**-**waveform** **Inversion** **for** **Imaging** Piecewise Media Hossein ...Abstract—**Full** **waveform** **inversion** (FWI) is an iterative nonlin- ear **waveform** matching ... Voir le document complet

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### Waveform inversion through MBTT formulation

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ... Voir le document complet

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### Stellar acoustic radii, mean densities, and ages from seismic inversion techniques

... context, **seismic** **inversion** techniques become partic- ularly interesting since they are able to invert the diﬀerences be- tween observed and theoretical frequencies and translate them into appropriate ... Voir le document complet

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### Combined traveltime and frequency-domain seismic waveform inversion: : a case study on multi-offset ultrasonic data

... 10. **Waveform** **inversion** ...frequency-domain **waveform** tomography, the usual way to recover the features of a model is to reconstruct wavenumbers in an increasing order (Forgues et ...by ... Voir le document complet

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### Crustal seismic imaging from multifold ocean bottom seismometer data by frequency domain full waveform tomography: Application to the eastern Nankai trough

... aliasing. **For** a wide-aperture experiment, the fold may be defined as L/2DO where the OBS spacing and the range of offsets over which a reflection is observed in an OBS gather are denoted by DO and L, ... Voir le document complet

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### Waveform inversion based on wavefield decomposition

... 1.2.3 Current limitations of FWI FWI is capable of potentially **imaging** complex structures. However, it presents several limitations [ Virieux and Operto, 2009 ]: ∙ Local minima. The objective function of FWI is ... Voir le document complet

173

### Application of full waveform acoustic logging data to the estimation of reservoir permeability

... Development of borehole geophysics has recently focused on reservoir characterization. Within this effort, extensive full waveform acoustic surveys have demonstrated a [r] ... Voir le document complet

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### Application of Full Waveform Acoustic Logging Data to the Estimation of Reservoir Permeability

... incident Stoneley wave pressure in the borehole transmitted Stoneley wave pressure in the borehole reflected Stone ley wave pressure in the borehole rate of fluid flow in the porous medi[r] ... Voir le document complet

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