Thomas Bodin
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View article: Bayesian reconstruction of sea level and hydroclimates from coastal landform inversion: application to Santa Cruz (US) and Gulf of Corinth
Bayesian reconstruction of sea level and hydroclimates from coastal landform inversion: application to Santa Cruz (US) and Gulf of Corinth Open
Quantifying Quaternary sea-level changes and hydroclimatic conditions is an important challenge, given their intricate relation with paleo-climate, ice-sheets, and geodynamics. The world's coastlines provide an enormous geomorphologic arch…
View article: An integrated process for design and control of lunar robotics using AI and simulation
An integrated process for design and control of lunar robotics using AI and simulation Open
We envision an integrated process for developing lunar construction equipment, where physical design and control are explored in parallel. In this paper, we describe a technical framework that supports this process. It relies on OpenPLX, a…
View article: INDITEK-2.0: A Bayesian inverse eco-evolutionary modelling framework for reconstructing Phanerozoic biodiversity
INDITEK-2.0: A Bayesian inverse eco-evolutionary modelling framework for reconstructing Phanerozoic biodiversity Open
Mechanistic eco-evolutionary models are powerful tools for understanding how life diversified over geological timescales, yet estimating their parameters remains a key challenge. The high computational requirements of these models make pro…
View article: Bayesian inversion of satellite altimetry for Arctic sea ice and snow thickness
Bayesian inversion of satellite altimetry for Arctic sea ice and snow thickness Open
Inverse methods have been widely used in the field of Earth Sciences, particularly in seismology. Here, we introduce a new application of inversion theory to retrieve Arctic sea ice thickness (SIT) and its overlying snow depth (SD) using f…
View article: From layer-cake models to complex subsurface structures: a flexible transdimensional inversion approach
From layer-cake models to complex subsurface structures: a flexible transdimensional inversion approach Open
We present a transdimensional inversion to quantify stratigraphic and petrophysical uncertainties in 2D stratified subsurface models. The objective is to infer the number and position of geological units and their associated properties dur…
View article: Bayesian estimation of surface strain rates in the peri-Adriatic, Balkans and Aegean region
Bayesian estimation of surface strain rates in the peri-Adriatic, Balkans and Aegean region Open
The tectonics of the Eastern Mediterranean is governed by the convergence of the Eurasian, Nubian and Anatolian plates and characterized by the highest seismic hazard in Europe. Some boundaries between these plates are well defined a…
View article: b-a Probabilist : a Bayesian Estimation of the Gutenberg-Richter Parameters (b,a) for non-Truncated Catalogs with Temporal Detectability Changes
b-a Probabilist : a Bayesian Estimation of the Gutenberg-Richter Parameters (b,a) for non-Truncated Catalogs with Temporal Detectability Changes Open
Seismic hazard assessment relies on the statistical analysis of seismic catalogs. A significant challenge arises from the strong differences in completeness and quality between historical and instrumental catalogs. Combining these catalogs…
View article: Bayesian tomography-driven inversion of Bouguer gravity: application to the western Alps
Bayesian tomography-driven inversion of Bouguer gravity: application to the western Alps Open
The 3D western alpine lithosphere presents a complex structure and remains subject of active geophysical investigation. In this context, we propose and apply new techniques to combine seismic and gravity data. In particular, we set up a Ba…
View article: Mapping Mantle Wedge Seismicity for seismic Hazard Assessment: The Lesser Antilles Subduction Zone Case
Mapping Mantle Wedge Seismicity for seismic Hazard Assessment: The Lesser Antilles Subduction Zone Case Open
The forearc mantle wedge has long been considered unsuitable for earthquake nucleation due to its physical properties. With advances in seismic instrumentation, some cold subduction zones have revealed seismic clusters within this region (…
View article: Exploring Temporal Variation of the b-value in Mainshock-Aftershock Sequences with the b-Bayesian Probabilistic Approach
Exploring Temporal Variation of the b-value in Mainshock-Aftershock Sequences with the b-Bayesian Probabilistic Approach Open
Temporal variations of the b-value, the parameter describing the frequency distribution of earthquake magnitudes, also known as the Gutenberg-Richter law, are believed to provide critical insights into the physical processes governing eart…
View article: RoSETTA: Inverting coastal landforms towards past sea-levels, tectonics, and coral reef dynamics
RoSETTA: Inverting coastal landforms towards past sea-levels, tectonics, and coral reef dynamics Open
Coastal landforms constitute a worldwide archive that intricately records past sea-level, morphotectonics and (bio-)morphogenesis. Although forward landscape evolution modelling has shown its potential in deciphering, indepe…
View article: Martian Highlands Differentiation Concomitant to Dichotomy Formation
Martian Highlands Differentiation Concomitant to Dichotomy Formation Open
The Martian surface composition appears mainly mafic but recent observations have revealed the presence of differentiated rocks, only in the highlands. Here, we demonstrate that differentiated melts can form during the construction of thic…
View article: b‐Bayesian: The Full Probabilistic Estimate of b‐Value Temporal Variations for Non‐Truncated Catalogs
b‐Bayesian: The Full Probabilistic Estimate of b‐Value Temporal Variations for Non‐Truncated Catalogs Open
The frequency/magnitude distribution of earthquakes can be approximated by an exponential law whose exponent (the so‐called ) is routinely used for probabilistic seismic hazard assessment. The is commonly measured using Aki's maximum likel…
View article: Bayesian Estimation of Surface Strain Rates in the Peri-Adriatic, Balkans and Aegean region from GNSS Velocities
Bayesian Estimation of Surface Strain Rates in the Peri-Adriatic, Balkans and Aegean region from GNSS Velocities Open
The calculation of spatial derivatives of the lithosphere surface velocity field has become a routine task in geosciences. It provides a continuous description of strain rates characteristics (dilation, rotation, strain rate intensity, etc…
View article: Methodological advances in seismic noise imaging of the Alpine area
Methodological advances in seismic noise imaging of the Alpine area Open
Methodological advances in seismic tomography are often driven by the quality of data sets. The dense and homogeneous spatial coverage of the AlpArray seismic network, including hundreds of permanent and temporary broadband stations, has m…
View article: Refining tomography with generative neural networks trained from geodynamics
Refining tomography with generative neural networks trained from geodynamics Open
SUMMARY Inverse problems occur in many fields of geophysics, wherein surface observations are used to infer the internal structure of the Earth. Given the non-linearity and non-uniqueness inherent in these problems, a standard strategy is …
View article: Martian Highlands Differentiation Concomitant to Dichotomy FormationMartian Highlands Differentiation Concomitant to Dichotomy FormationMartian Highlands Differentiation Concomitant to Dichotomy FormationMartian Highlands Differentiation Concomitant to Dichotomy Formation
Martian Highlands Differentiation Concomitant to Dichotomy FormationMartian Highlands Differentiation Concomitant to Dichotomy FormationMartian Highlands Differentiation Concomitant to Dichotomy FormationMartian Highlands Differentiation Concomitant to Dichotomy Formation Open
The Martian surface composition appears mainly mafic but recent observations have revealed the presence of differentiated rocks, only in the Highlands. Here, we demonstrate that differentiated melts can form during the construction of thic…
View article: A Deep Learning Neural Network for Controlling Vehicle Weight, Speed, and Lane from Telecom Dark Fiber Distributed Acoustic Sensing
A Deep Learning Neural Network for Controlling Vehicle Weight, Speed, and Lane from Telecom Dark Fiber Distributed Acoustic Sensing Open
The vulnerability of urban assets, including soils, buildings, and infrastructure, is influenced by human activities, environmental factors, and societal vulnerabilities. Leveraging Distributed Acoustic Sensing (DAS) technology deployed on…
View article: Downscaling Tomographic Images with Generative Neural Networks
Downscaling Tomographic Images with Generative Neural Networks Open
In seismic tomography, only waveforms up to a minimum period are observed, preventing to resolve scales smaller than a minimum wavelength. As a result, seismic tomography is only able to recover effective mediums, which are smoothed versio…
View article: Bayesian Joint Inversion of Bouguer Gravity and Surface Wave data: application to the Western Alps
Bayesian Joint Inversion of Bouguer Gravity and Surface Wave data: application to the Western Alps Open
The Western Alps constitute a complex and heterogeneous orogenic system, generated by the continental collision between the European and Adriatic tectonic plates. Three main tectonic domains can be identified across local to regional scale…
View article: A Bayesian transdimensional approach to estimate temporal changes in the b-value distribution without truncating catalogs
A Bayesian transdimensional approach to estimate temporal changes in the b-value distribution without truncating catalogs Open
The frequency/magnitude distribution of earthquakes can be approximated by an exponential law whose exponent is the so-called b-value. The b-value is routinely used for probabilistic seismic hazard assessment. In this context we propose to…
View article: Influence of the Kerguelen hotspot on eastern Indian lithosphere by trans-dimensional Bayesian inversion of Rayleigh wave dispersion data
Influence of the Kerguelen hotspot on eastern Indian lithosphere by trans-dimensional Bayesian inversion of Rayleigh wave dispersion data Open
Mantle plumes play major role in modifying the continental lithosphere producing rifts and massive amounts of basaltic volcanism as the anomalously hot mantle undergoes decompressive melting. If conditions are favourable the rift may widen…
View article: Seismic evidence favoring depletion of Precambrian lithosphere and partial melt at the base of tectonic plates
Seismic evidence favoring depletion of Precambrian lithosphere and partial melt at the base of tectonic plates Open
Most global tomographic studies of the upper mantle and their thermochemical interpretations have focused on shear velocity (Vs). Shear attenuation has a different sensitivity to temperature, composition and melt content and therefore prov…
View article: Craton Formation by Underplating and Development of the MLD: Evidence from Bayesian Surface Wave Inversion 
Craton Formation by Underplating and Development of the MLD: Evidence from Bayesian Surface Wave Inversion  Open
Craton formation and evolution remains enigmatic because observations from long and short period seismic waves and geochemical data are inconsistent. For example, both internal layering and radial anisotropy are poorly constrained. By inve…
View article: Seismic Evidence for Craton Formation by Underplating and Development of the MLD
Seismic Evidence for Craton Formation by Underplating and Development of the MLD Open
Inconsistencies between observations from long and short period seismic waves and geochemical data mean craton formation and evolution remains enigmatic. Specifically, internal layering and radial anisotropy are poorly constrained. Here, w…
View article: Bayesian reconstruction of sea-level and hydroclimates from coastal landform inversion: application to Santa Cruz (US) and Gulf of Corinth app
Bayesian reconstruction of sea-level and hydroclimates from coastal landform inversion: application to Santa Cruz (US) and Gulf of Corinth app Open
Quantifying Quaternary sea-level changes and hydroclimatic conditions is an important challenge given their intricate relation with paleo-climate, ice-sheets and geodynamics. The world’s coastlines provide an enormous geomorphologic archiv…
View article: Change of deep subduction seismicity after a large megathrust earthquake
Change of deep subduction seismicity after a large megathrust earthquake Open
Subduction zones are home to the world’s largest and deepest earthquakes. Recently, large-scale interactions between shallow (0-60 km) and intermediate (80-150 km) seismicity have been evidenced during the interseismic period but also befo…