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Collection : Universite Savoie Mont Blanc Language : albanian Language : bengali Language : english Language : georgian Language : romanian Language : slovak Language : tamil Language : tok pisin Language : waray Language : zulu

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Unbalanced L1 optimal transport for vector valued measures and application to Full Waveform Inversion

Authors : Todeschi, Gabriele; Métivier, Ludovic; Mirebeau, Jean-Marie ...

Subjects: optimal transport; vector valued measures; inverse problems

Source: https://hal.science/hal-04486680 ; 2024.

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Unbalanced L1 optimal transport for vector valued measures and application to Full Waveform Inversion

Authors : Todeschi, Gabriele; Métivier, Ludovic; Mirebeau, Jean-Marie ...

Subjects: [MATH.MATH-OC]Mathematics [math]/Optimization and Control [math.OC]

Source: https://hal.science/hal-04486680 ; 2024.

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Academic Journal

Efficient preconditioners for solving dynamical optimal transport via interior point methods

Authors : Facca, Enrico; Todeschi, Gabriele; Natale, Andrea ...

Subjects: Optimal transport; Benamou-Brenier formulation; Saddle point problem

Source: ISSN: 1064-8275 ; SIAM Journal on Scientific Computing ; https://inria.hal.science/hal-03766668 ; SIAM Journal on Scientific Computing, 2022.

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Efficient preconditioners for solving dynamical optimal transport via interior point methods

Authors : Facca, Enrico; Todeschi, Gabriele; Natale, Andrea ...

Subjects: Optimal transport; Benamou-Brenier formulation; Saddle point problem

Source: https://inria.hal.science/hal-03766668 ; 2022.

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Academic Journal

Robust and efficient waveform-based velocity-model building by optimal transport in the pseudotime domain: Methodology

Authors : Provenzano, Giuseppe; Brossier, Romain; Métivier, Ludovic ...

Subjects: [SDU]Sciences of the Universe [physics]; [MATH]Mathematics [math]

Source: ISSN: 0016-8033 ; Geophysics ; https://hal.science/hal-04278787 ; Geophysics, 2023, 88 (2), pp.U49-U70. ⟨10.1190/geo2022-0208.1⟩.

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Academic Journal

A graph space optimal transport distance as a generalization of Lp distances: application to a seismic imaging inverse problem

Authors : Métivier, Ludovic; Brossier, Romain; Merigot, Quentin ...

Subjects: seismic imaging; full waveform inversion; optimal transport

Source: ISSN: 0266-5611.

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Academic Journal

Land seismic multiparameter full waveform inversion in elastic VTI media by simultaneously interpreting body waves and surface waves with an optimal transport based objective function

Authors : He, Weiguang; Brossier, Romain; Métivier, Ludovic ...

Subjects: land seismic data; multi-parameter inversion; elastic VTI model

Source: ISSN: 0956-540X.

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Conference

Emancipating Fwi Imaging from Traveltime Tomography in Valhall Via Optimal Transport Joint Full Waveform Inversion

Authors : Provenzano, Giuseppe; Brossier, Romain; Métivier, Ludovic ...

Subjects: [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph]; [INFO.INFO-MO]Computer Science [cs]/Modeling and SimulationSpainMadrid, Spain

Source: 83rd EAGE Annual Conference & Exhibitionhttps://hal.science/hal-0385266683rd EAGE Annual Conference & Exhibition, Jun 2022, Madrid, Spain. pp.1-5, ⟨10.3997/2214-4609.202210395⟩

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Academic Journal

Robust full-waveform inversion with graph-space optimal transport: Application to 3D ocean-bottom cable Valhall data

Authors : Pladys, Arnaud; Brossier, Romain; Kamath, Nishant ...

Subjects: [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph]; [INFO.INFO-MO]Computer Science [cs]/Modeling and Simulation

Source: ISSN: 0016-8033 ; Geophysics ; https://hal.science/hal-03852560 ; Geophysics, 2022, 87 (3), pp.R261 - R280. ⟨10.1190/geo2021-0268.1⟩.

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Conference

New insights on the graph space optimal transport distance for full waveform inversion

Authors : Métivier, Ludovic; Brossier, Romain;

Subjects: [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph]; [INFO.INFO-MO]Computer Science [cs]/Modeling and SimulationDenver; United States

Source: First International Meeting for Applied Geoscience & Energy ; https://hal.science/hal-03404581 ; First International Meeting for Applied Geoscience & Energy, Sep 2021, Denver, United States.

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