Locating clustered seismicity using Distance Geometry Solvers: applications for sparse and single-borehole DAS networks
The determination of seismic event locations with sparse networks or single-borehole
systems remains a significant challenge in observational seismology. Leveraging the …
systems remains a significant challenge in observational seismology. Leveraging the …
2-D probabilistic inversion of MT data and uncertainty quantification using the Hamiltonian Monte Carlo method
Bayesian methods provide a valuable framework for rigorously quantifying the model
uncertainty arising from the inherent non-uniqueness in the magnetotelluric (MT) inversion …
uncertainty arising from the inherent non-uniqueness in the magnetotelluric (MT) inversion …
VIP--Variational Inversion Package with example implementations of Bayesian tomographic imaging
Bayesian inference has become an important tool to solve inverse problems and to quantify
uncertainties in their solutions. Variational inference is a method that provides probabilistic …
uncertainties in their solutions. Variational inference is a method that provides probabilistic …
Physically Structured Variational Inference for Bayesian Full Waveform Inversion
Full waveform inversion (FWI) creates high resolution models of the Earth's subsurface
structures from seismic waveform data. Due to the non-linearity and non-uniqueness of FWI …
structures from seismic waveform data. Due to the non-linearity and non-uniqueness of FWI …
Randomising in and over Seismology
L Gebraad - 2024 - research-collection.ethz.ch
This thesis presents a collection of works centered on computational statistics in Bayesian
seismology. Bayesian seismology interprets inverse problems in seismology as questions of …
seismology. Bayesian seismology interprets inverse problems in seismology as questions of …
Sparsity-Induced Full Waveform Inversion: Variational Bayesian and Hamiltonian Monte Carlo Methods
D Urozayev, B Boddupalli, M Jordan… - Third EAGE Conference …, 2024 - earthdoc.org
This work considers regularization of seismic full waveform inversion (FWI), where the
sparsity of the underlying model is exploited together with spatial correlations using the so …
sparsity of the underlying model is exploited together with spatial correlations using the so …