# [PDF] Top 20 Time domain viscoelastic full waveform inversion.

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### Time domain viscoelastic full waveform inversion.

... in **full** **waveform** **inversion** ...in **time** **domain** FWI, the displacement formulation of the wave equation is usually used instead of the popular velocity–stress ...However, **inversion** ... 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 ...the **full** elastic wavefield ...frequency **domain**, a fast approach for multisource and multireceiver ... 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

... Synthetic **time**-lapse GPR **full**-**waveform** **inversion** for monitoring ethanol tracer test: Synthetic 3D flow and transport simulations (PARTRACE code, [8]) were used to generate a plume fate for ... Voir le document complet

3

### Efficient 3D frequency-domain full-waveform inversion of ocean-bottom cable data with sparse block low-rank direct solver: a real data case study from the North Sea

... frequency-**domain** **full** wave- form **inversion** (FWI) on ocean-bottom cable data from the North ...by **time**-**domain** modeling and source wavelet estima- ... 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 ...the **full** elastic wavefield ...frequency **domain**, a fast approach for multisource and multireceiver ... 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

... frequency **domain** approach is also suitable for second-order optimization methods such as the truncated Newton methods due to the efficiency of the modelling steps and our ability to keep in core memory several ... Voir le document complet

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### Time-domain seismic modeling in viscoelastic media for full waveform inversion on heterogeneous computing platforms with OpenCL.

... savings could be achieved if it was computed near the Nyquist frequency. Nevertheless, this test shows that the cost of computing 546 the discrete Fourier transform during **time** stepping is not trivial but remains ... 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

... to **full** **waveform** processing, which should lead to a significant improvement in the resolution of ...zone. **Full** **waveform** **inversion** is entirely implemented in the frequency **domain**, ... Voir le document complet

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### Validation of ground penetrating radar full-waveform inversion for field scale soil moisture mapping

... as **time** **domain** reflectometry (TDR) and capacitance probes are re- vealing their best potentialities in recently deployed wireless sensors networks (Bogena et ... Voir le document complet

18

### Waveform inversion based on wavefield decomposition

... Resolution analysis and source bandwidth We perform conventional FWI in the **time** **domain** for the 1D layer model. The initial model is homogeneous at 2 km/s. We analyze four FWI tests with diferent source ... Voir le document complet

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

... The main reason for the limitation in the applicability of FWI is related to what is usually referred to as cycle skipping, or phase ambiguity. In standard FWI, the oscillatory seismic data is matched in the ... Voir le document complet

13

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

... During **waveform** **inversion**, it is possible to remove the effect of the direct wavefield and re- produce this by simply subtracting the corresponding data, com- puted as a first step in the homogeneous ... Voir le document complet

18

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

... frequency **domain** ( Brossier et al. , 2009 ), or in the **time** **domain**, by means of finite-element methods ( Marfurt , 1984 ) or finite-difference methods ( Virieux , 1986 ...multi-parameter ... Voir le document complet

226

### Computation of 3D Frequency-Domain Waveform Kernals for c(x,y,z) Media

... performance, **full** **waveform** **inversion** is finally becoming feasible on select problems with promising results emerging from frequency-**domain** ...frequency **domain** Green’s functions for the ... Voir le document complet

20

### 2D full-waveform modeling of seismic waves in layered karstic media

... seismic **inversion** because if we update (insert, delete, or modify) the elastic properties or boundary geometries for one particular layer, we only need to update the propagator matrix in this layer and the ... Voir le document complet

11

### Soil surface water content estimation by full-waveform GPR signal inversion in the presence of thin layers

... 1 Introduction At the eld scale, evaluating the soil water content spatial variability is an important issue for many research and engineering applications [1]. For in- stance, in catchment hydrology, as the soil ... Voir le document complet

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

... frequency **domain** provides a natural framework to exploit redundant wave- number coverage, thanks to wide-aperture illumination [Sirgue and Pratt, ...the **inversion** of the next ... Voir le document complet

5

### The truncated Newton method for Full Waveform Inversion

... The very high velocity contrast between the background (300 m.s −1 ) and the concrete foundations (4000 m.s −1 ) generates energetic reflections. In addition, the close distance between the two structures is responsible ... Voir le document complet

7

### 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

213

### Full Waveform Inversion and the truncated Newton method

... step in the standard workflow only provides qualitative structures; • the formalism allows to consider a wide variety of imaging problems, and also multi-parameter estimation. FWI has, however, a significant drawback. ... Voir le document complet

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