On ultrasound propagation in composite laminates: Advances in numerical simulation
The growing use of composite materials for aerospace applications has resulted in the need
for quantitative methods to analyze composite components. Ultrasonic guided waves …
for quantitative methods to analyze composite components. Ultrasonic guided waves …
Deep-learning inversion of seismic data
Solving the frequency-domain acoustic VTI wave equation using physics-informed neural networks
Frequency-domain wavefield solutions corresponding to the anisotropic acoustic wave
equation can be used to describe the anisotropic nature of the Earth. To solve a frequency …
equation can be used to describe the anisotropic nature of the Earth. To solve a frequency …
Spectral methods for modelling of wave propagation in structures in terms of damage detection—a review
M Palacz - Applied Sciences, 2018 - mdpi.com
Modern methods of detection and identification of structural damage direct the activities of
scientific groups towards the improvement of diagnostic methods using for example the …
scientific groups towards the improvement of diagnostic methods using for example the …
Simulating seismic multifrequency wavefields with the Fourier feature physics-informed neural network
To simulate seismic wavefields with a frequency-domain wave equation, conventional
numerical methods must solve the equation sequentially to obtain the wavefields for different …
numerical methods must solve the equation sequentially to obtain the wavefields for different …
Deep-learning seismic full-waveform inversion for realistic structural models
Velocity model inversion is one of the most important tasks in seismic exploration. Full-
waveform inversion (FWI) can obtain the highest resolution in traditional velocity inversion …
waveform inversion (FWI) can obtain the highest resolution in traditional velocity inversion …
3D heterogeneous staggered-grid finite-difference modeling of seismic motion with volume harmonic and arithmetic averaging of elastic moduli and densities
We analyze the problem of a heterogeneous formulation of the equation of motion and
propose a new 3D fourth-order staggered-grid finite-difference (FD) scheme for modeling …
propose a new 3D fourth-order staggered-grid finite-difference (FD) scheme for modeling …
[LIBRO][B] Seismic inversion: Theory and applications
Y Wang - 2016 - books.google.com
Seismic inversion aims to reconstruct a quantitative model of the Earth subsurface, by
solving an inverse problem based on seismic measurements. There are at least three …
solving an inverse problem based on seismic measurements. There are at least three …
Deformation of crust and upper mantle in central Tibet caused by the northward subduction and slab tearing of the Indian lithosphere: New evidence based on shear …
Shear-wave splitting provides insight into geodynamic processes such as lithospheric
deformation and upper mantle flow. This study presents shear wave splitting parameters …
deformation and upper mantle flow. This study presents shear wave splitting parameters …
Helmholtz-equation solution in nonsmooth media by a physics-informed neural network incorporating quadratic terms and a perfectly matching layer condition
Frequency-domain simulation of seismic waves plays an important role in seismic inversion,
but it remains challenging in large models. The recently proposed physics-informed neural …
but it remains challenging in large models. The recently proposed physics-informed neural …