Global adjoint tomography: first-generation model
E Bozdağ, D Peter, M Lefebvre… - … Supplements to the …, 2016 - academic.oup.com
We present the first-generation global tomographic model constructed based on adjoint
tomography, an iterative full-waveform inversion technique. Synthetic seismograms were …
tomography, an iterative full-waveform inversion technique. Synthetic seismograms were …
Seismic perspectives from the western US on magma reservoirs underlying large silicic calderas
Abstract Since 1.25 Ma, three volcanic systems in the western US Cordillera hosted rhyolitic
eruptions of≳ 300 km 3 dense rock equivalent creating the Yellowstone (0.63 Ma), Long …
eruptions of≳ 300 km 3 dense rock equivalent creating the Yellowstone (0.63 Ma), Long …
[图书][B] Introduction to petroleum seismology
LT Ikelle, L Amundsen - 2018 - library.seg.org
Introduction to Petroleum Seismology, second edition, provides the theoretical and practical
foundation for tackling present and future challenges of petroleum seismology, especially …
foundation for tackling present and future challenges of petroleum seismology, especially …
Multiscale adjoint waveform tomography for surface and body waves
We have developed a wavelet-multiscale adjoint scheme for the elastic full-waveform
inversion of seismic data, including body waves (BWs) and surface waves (SWs). We start …
inversion of seismic data, including body waves (BWs) and surface waves (SWs). We start …
3D elastic full-waveform inversion of surface waves in the presence of irregular topography using an envelope-based misfit function
Full-waveform inversion (FWI) is a powerful method for estimating the earth's material
properties. We demonstrate that surface-wave-driven FWI is well-suited to recovering near …
properties. We demonstrate that surface-wave-driven FWI is well-suited to recovering near …
Interparameter trade-off quantification and reduction in isotropic-elastic full-waveform inversion: Synthetic experiments and Hussar land data set application
The problem of inverting for multiple physical parameters in the subsurface using seismic full-
waveform inversion (FWI) is complicated by interparameter trade-off arising from inherent …
waveform inversion (FWI) is complicated by interparameter trade-off arising from inherent …
A hierarchical elastic full-waveform inversion scheme based on wavefield separation and the multistep-length approach
Z Ren, Y Liu - Geophysics, 2016 - pubs.geoscienceworld.org
Elastic full-waveform inversion (FWI) updates model parameters by minimizing the residuals
of the P-and S-wavefields, resulting in more local minima and serious nonlinearity. In …
of the P-and S-wavefields, resulting in more local minima and serious nonlinearity. In …
Building good starting models for full-waveform inversion using adaptive matching filtering misfit
We have proposed a misfit function based on adaptive matching filtering (AMF) to tackle
challenges associated with cycle skipping and local minima in full-waveform inversion (FWI) …
challenges associated with cycle skipping and local minima in full-waveform inversion (FWI) …
Elastic full-waveform inversion and parametrization analysis applied to walk-away vertical seismic profile data for unconventional (heavy oil) reservoir characterization
Seismic full-waveform inversion (FWI) methods hold strong potential to recover multiple
subsurface elastic properties for hydrocarbon reservoir characterization. Simultaneously …
subsurface elastic properties for hydrocarbon reservoir characterization. Simultaneously …
Elastic isotropic and anisotropic full-waveform inversions using automatic differentiation for gradient calculations in a framework of recurrent neural networks
We have implemented multiparameter full-waveform inversions (FWIs) in the framework of
recurrent neural networks in elastic isotropic and transversely isotropic media. A staggered …
recurrent neural networks in elastic isotropic and transversely isotropic media. A staggered …