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Quentin Mérigot

34
Documents

Publications

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Quantitative Stability of Barycenters in the Wasserstein Space

Guillaume Carlier , Alex Delalande , Quentin Merigot
Probability Theory and Related Fields, 2023, ⟨10.1007/s00440-023-01241-5⟩
Article dans une revue hal-03781835v2
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Quantitative Stability of Optimal Transport Maps under Variations of the Target Measure

Alex Delalande , Quentin Merigot
Duke Mathematical Journal, 2023
Article dans une revue hal-03164147v2
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Convergence of a Lagrangian discretization for barotropic fluids and porous media flow

Thomas Gallouët , Quentin Merigot , Andrea Natale
SIAM Journal on Mathematical Analysis, 2022, 54 (3), ⟨10.1137/21M1422756⟩
Article dans une revue hal-03234144v2
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Lagrangian discretization of crowd motion and linear diffusion

Hugo Leclerc , Quentin Mérigot , Filippo Santambrogio , Federico Stra
SIAM Journal on Numerical Analysis, 2020, 58 (4), pp.2093-2118. ⟨10.1137/19M1274201⟩
Article dans une revue hal-02124815v2
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A graph space optimal transport distance as a generalization of Lp distances: application to a seismic imaging inverse problem

Ludovic Métivier , Romain Brossier , Quentin Merigot , Edouard Oudet
Inverse Problems, 2019, 35 (8), pp.085001. ⟨10.1088/1361-6420/ab206f⟩
Article dans une revue hal-02325618v1
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One more proof of the Alexandrov–Fenchel inequality

Dario Cordero-Erausquin , Bo'Az Klartag , Quentin Mérigot , Filippo Santambrogio
Comptes Rendus. Mathématique, 2019, 357 (8), pp.676-680. ⟨10.1016/j.crma.2019.07.004⟩
Article dans une revue hal-02321749v1

Optimal transport for mitigating cycle skipping in full-waveform inversion: A graph-space transform approach

Ludovic Métivier , Aude Allain , Romain Brossier , Quentin Mérigot , Edouard Oudet
Geophysics, 2018, 83 (5), pp.R515-R540. ⟨10.1190/geo2017-0807.1⟩
Article dans une revue hal-02010700v1
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Light in Power: A General and Parameter-free Algorithm for Caustic Design

Jocelyn Meyron , Quentin Mérigot , Boris Thibert
ACM Transactions on Graphics, 2018, 37 (6), pp.1-13. ⟨10.1145/3272127.3275056⟩
Article dans une revue hal-01570739v2
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Discrete optimal transport: complexity, geometry and applications

Quentin Mérigot , Edouard Oudet
Discrete and Computational Geometry, 2016, 55 (2), pp.263-283. ⟨10.1007/s00454-016-9757-7⟩
Article dans une revue hal-00980195v1

An optimal transport approach for seismic tomography: application to 3D full waveform inversion

Ludovic Métivier , Romain Brossier , Quentin Merigot , Edouard Oudet , Jean Virieux
Inverse Problems, 2016, 32 (11), pp.115008:1-36. ⟨10.1088/0266-5611/32/11/115008⟩
Article dans une revue hal-01499535v1

Discretization of functionals involving the Monge-Ampère operator

Jean-David Benamou , Guillaume Carlier , Quentin Mérigot , Edouard Oudet
Numerische Mathematik, 2016, 134 (3), pp.611-636. ⟨10.1007/s00211-015-0781-y⟩
Article dans une revue hal-01112210v1
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Far-field reflector problem and intersection of paraboloids

Pedro Machado Manhães de Castro , Quentin Mérigot , Boris Thibert
Numerische Mathematik, 2016, 134 (2), pp.389-411. ⟨10.1007/s00211-015-0780-z⟩
Article dans une revue hal-00952720v1
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Minimal geodesics along volume preserving maps, through semi-discrete optimal transport

Quentin Mérigot , Jean-Marie Mirebeau
SIAM Journal on Numerical Analysis, 2016, 54 (6), pp.3465-3492. ⟨10.1137/15M1017235⟩
Article dans une revue hal-01152168v2
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Robust Geometry Estimation using the Generalized Voronoi Covariance Measure

Louis Cuel , Jacques-Olivier Lachaud , Quentin Mérigot , Boris Thibert
SIAM Journal on Imaging Sciences, 2015, 8 (2), pp.1293-1314. ⟨10.1137/140977552⟩
Article dans une revue hal-01058145v2
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On the reconstruction of convex sets from random normal measurements

Hiba Abdallah , Quentin Mérigot
Discrete and Computational Geometry, 2015, 53 (3), pp.569-586. ⟨10.1007/s00454-015-9673-2⟩
Article dans une revue hal-00950000v1

Far-Field Reflector Problem Under Design Constraints

Julien André , Dominique Attali , Quentin Merigot , Boris Thibert
International Journal of Computational Geometry and Applications, 2015, 25 (02), pp.143 - 162. ⟨10.1142/S0218195915500090⟩
Article dans une revue hal-01884477v1
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Handling convexity-like constraints in variational problems

Quentin Mérigot , Edouard Oudet
SIAM Journal on Numerical Analysis, 2014, 52 (5), pp.2466-2487. ⟨10.1137/130938359⟩
Article dans une revue hal-00957427v2
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Witnessed k-Distance

Leonidas J. Guibas , Quentin Mérigot , Dmitriy Morozov
Discrete and Computational Geometry, 2013, 49 (1), pp.22-45. ⟨10.1007/s00454-012-9465-x⟩
Article dans une revue hal-00569029v1

Shape Matching via Quotient Spaces

Maks Ovsjanikov , Quentin Mérigot , Viorica Pătrăucean , Leonidas J. Guibas
Computer Graphics Forum, 2013, 32 (5), pp.1-11. ⟨10.1111/cgf.12167⟩
Article dans une revue hal-00947802v1

Anosov AdS representations are quasi-Fuchsian

Thierry Barbot , Quentin Mérigot
Groups, Geometry, and Dynamics, 2012, 6 (3), pp.441-483. ⟨10.4171/GGD/163⟩
Article dans une revue hal-02071768v1
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Geometric Inference for Measures based on Distance Functions

Frédéric Chazal , David Cohen-Steiner , Quentin Mérigot
Foundations of Computational Mathematics, 2011, 11 (6), pp.733-751. ⟨10.1007/s10208-011-9098-0⟩
Article dans une revue inria-00383685v2
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A multiscale approach to optimal transport

Quentin Mérigot
Computer Graphics Forum, 2011, 30 (5), pp.1584-1592. ⟨10.1111/j.1467-8659.2011.02032.x⟩
Article dans une revue hal-00604684v1

Geometric Inference for Probability Measures

Frédéric Chazal , David Cohen-Steiner , Quentin Mérigot
Foundations of Computational Mathematics, 2011, 11 (6), pp.733-751. ⟨10.1007/s10208-011-9098-0⟩
Article dans une revue hal-00772444v1
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Voronoi-Based Curvature and Feature Estimation from Point Clouds

Quentin Mérigot , Maks Ovsjanikov , Leonidas J. Guibas
IEEE Transactions on Visualization and Computer Graphics, 2011, 17 (6), pp.743 - 756. ⟨10.1109/TVCG.2010.261⟩
Article dans une revue inria-00406575v2
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One Point Isometric Matching with the Heat Kernel

Maks Ovsjanikov , Quentin Mérigot , Facundo Mémoli , Leonidas J. Guibas
Computer Graphics Forum, 2010, 29 (5), pp.1555-1564. ⟨10.1111/j.1467-8659.2010.01764.x⟩
Article dans une revue hal-00543885v1
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Non-asymptotic convergence bounds for Wasserstein approximation using point clouds

Quentin Merigot , Filippo Santambrogio , Clément Sarrazin
35th Conference on Neural Information Processing Systems (NeurIPS 2021), Dec 2021, Online, France. pp.12810--12821
Communication dans un congrès hal-03256039v1

Quantitative stability of optimal transport maps and linearization of the 2-Wasserstein space

Quentin Merigot , Alex Delalande , Frédéric Chazal
AISTATS 2020 - 23rd International Conference on Artificial Intelligence and Statistics, Aug 2020, Palermo /Online, Italy. pp.3186-3196
Communication dans un congrès hal-02315998v1
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A graph space optimal transport misfit measurement for FWI: auction algorithm, application to the 2D Valhall case study

Ludovic Métivier , Romain Brossier , Quentin Merigot , Edouard Oudet
81st EAGE Conference and Exhibition 2019, Jun 2019, London, United Kingdom. ⟨10.3997/2214-4609.201900870⟩
Communication dans un congrès hal-02325655v1

An optimal transport distance for full-waveform inversion: Application to the 2014 Chevron benchmark data set

Ludovic Métivier , Romain Brossier , Edouard Oudet , Quentin Mérigot , Jean Virieux
SEG Technical Program Expanded Abstracts 2016, Oct 2016, Dallas, United States. pp.1278-1283, ⟨10.1190/segam2016-13870096.1⟩
Communication dans un congrès hal-02009564v1

A comparison of two dual methods for discrete optimal transport

Quentin Mérigot
GSI 2013 - Geometric Science of Information, Aug 2013, Paris, France. pp.389-396, ⟨10.1007/978-3-642-40020-9_42⟩
Communication dans un congrès hal-00982981v1
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Lower bounds for k-distance approximation

Quentin Mérigot
SoCG '13 - 29th ACM Symposium on Computational Geometry, Jun 2013, Rio de Janeiro, Brazil. pp.435-440, ⟨10.1145/2462356.2462367⟩
Communication dans un congrès hal-00803410v1

Witnessed k-distance

Leonidas J. Guibas , Quentin Mérigot , Dmitriy Morozov
SoCG 2011 - 27th Annual Symposium on Computational Geometry, Jun 2011, Paris, France. pp.57-64, ⟨10.1145/1998196.1998205⟩
Communication dans un congrès hal-00872490v1
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Feature Preserving Mesh Generation from 3D Point Clouds

Nader Salman , Mariette Yvinec , Quentin Mérigot
Computer Graphics Forum, Jul 2010, Lyon, France. pp.1623-1632
Communication dans un congrès inria-00497632v1
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Détection de structure géométrique dans les nuages de points

Quentin Mérigot
Mathématiques [math]. Université Nice Sophia Antipolis, 2009. Français. ⟨NNT : ⟩
Thèse tel-00443038v2