Laurent Debreu

99
Documents

Publications

Publications

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Introducing time parallelisation within data assimilation

Rishabh Bhatt , Laurent Debreu , Arthur Vidard
SIAM Journal on Scientific Computing, 2025, 47 (2), pp.B533-B557. ⟨10.1137/24M1651903⟩
Article dans une revue hal-03540480 v3
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Link between stochastic grid perturbation and location uncertainty framework

Simon Clement , Eric Blayo , Laurent Debreu , Jean-Michel Brankart , Pierre Brasseur et al.
Journal of Advances in Modeling Earth Systems, 2025
Article dans une revue hal-04629335 v3

Theory and analysis of acoustic-gravity waves in a free-surface compressible and stratified ocean: Impact of the bottom-boundary condition

Pierre-Antoine Dumont , Francis Auclair , Franck Dumas , Yann Stéphan , Laurent Debreu
Ocean Modelling, 2024, 189, pp.102371. ⟨10.1016/j.ocemod.2024.102371⟩
Article dans une revue hal-04781671 v1
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Sliding or stumbling on the staircase: numerics of ocean circulation along piecewise-constant coastlines

Antoine-Alexis Nasser , Gurvan Madec , Casimir de Lavergne , Laurent Debreu , Florian Lemarié et al.
Journal of Advances in Modeling Earth Systems, 2023, 15 (5), pp.e2022MS003594. ⟨10.1029/2022ms003594⟩
Article dans une revue hal-03951704 v1
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Using the two-way nesting technique AGRIF with MARS3D V11.2 to improve hydrodynamics and estimate environmental indicators

Sébastien Petton , Valerie Garnier , Matthieu Caillaud , Laurent Debreu , Franck Dumas
Geoscientific Model Development, 2023, 16 (4), pp.1191-1211. ⟨10.5194/gmd-16-1191-2023⟩
Article dans une revue hal-04203826 v2
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Comparaison of Exponential integrators and traditional time integration schemes for the Shallow Water equations

Matthieu Brachet , Laurent Debreu , Christopher Eldred
Applied Numerical Mathematics: an IMACS journal, 2022, 180, pp.55-84. ⟨10.1016/j.apnum.2022.05.006⟩
Article dans une revue hal-02479047 v3
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3D wave-resolving simulation of sandbar migration

Patrick Marchesiello , Julien Chauchat , Hassan Shafiei , Rafael Almar , Rachid Benshila et al.
Ocean Modelling, 2022, 180, pp.102127. ⟨10.1016/j.ocemod.2022.102127⟩
Article dans une revue hal-03345439 v2
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Improved Gulf Stream separation through Brinkman penalization

Laurent Debreu , Nicholas Kevlahan , Patrick Marchesiello
Ocean Modelling, 2022, 179, pp.102121. ⟨10.1016/j.ocemod.2022.102121⟩
Article dans une revue hal-03593222 v1
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Tridimensional nonhydrostatic transient rip currents in a wave-resolving model

Patrick Marchesiello , Francis Auclair , Laurent Debreu , James C. Mcwilliams , Rafael Almar et al.
Ocean Modelling, 2021, 163, pp.101816. ⟨10.1016/j.ocemod.2021.101816⟩
Article dans une revue hal-02883697 v3
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Robust calibration of numerical models based on relative regret

Victor Trappler , Élise Arnaud , Arthur Vidard , Laurent Debreu
Journal of Computational Physics, 2021, 426, pp.109952:1-19. ⟨10.1016/j.jcp.2020.109952⟩
Article dans une revue hal-02464780 v3
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Big Steps Towards Query Eco-Processing - Thinking Smart

Simon Pierre Dembele , Ladjel Bellatreche , Carlos Ordonez , Nabil Gmati , Mathieu Roche et al.
Revue Africaine de Recherche en Informatique et Mathématiques Appliquées, 2021, Volume 34 - 2020 - Special Issue CARI 2020, Volume 34 - 2020 - Special Issue CARI 2020 (34), pp.6767. ⟨10.46298/arima.6767⟩
Article dans une revue hal-02931309 v3
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Theory and analysis of acoustic-gravity waves in a free-surface compressible and stratified ocean

Francis Auclair , Laurent Debreu , Emilie Duval , Margot Hilt , Patrick Marchesiello et al.
Ocean Modelling, 2021, 168, pp.1-20. ⟨10.1016/j.ocemod.2021.101900⟩
Article dans une revue hal-02958158 v2
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Numerical modeling of hydraulic control, solitary waves and primary instabilities in the Strait of Gibraltar

Margaux Hilt , Laurent Roblou , Cyril Nguyen , Patrick Marchesiello , Florian Lemarié et al.
Ocean Modelling, 2020, 155, pp.101642. ⟨10.1016/j.ocemod.2020.101642⟩
Article dans une revue hal-02418114 v1
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Brinkman volume penalization for bathymetry in three-dimensional ocean models

Laurent Debreu , Nicholas K.-R. Kevlahan , Patrick Marchesiello
Ocean Modelling, 2020, 145, pp.1-13. ⟨10.1016/j.ocemod.2019.101530⟩
Article dans une revue hal-02416084 v1
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Advancing dynamical cores of oceanic models across all scales

Florian Lemarié , Hans Burchard , Laurent Debreu , Knut Klingbeil , Jacques Sainte-Marie
Bulletin of the American Meteorological Society, 2019, 100, pp.ES109-ES115. ⟨10.1175/BAMS-D-18-0303.1⟩
Article dans une revue hal-01939057 v1
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Stability analysis of split-explicit free surface ocean models: implication of the depth-independent barotropic mode approximation

Jérémie Demange , Laurent Debreu , Patrick Marchesiello , Florian Lemarié , Eric Blayo et al.
Journal of Computational Physics, 2019, 398 (108875), pp.1-26. ⟨10.1016/j.jcp.2019.108875⟩
Article dans une revue hal-01947706 v2
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The numerics of hydrostatic structured-grid coastal ocean models: state of the art and future perspectives

Knut Klingbeil , Florian Lemarié , Laurent Debreu , Hans Burchard
Ocean Modelling, 2018, 125, pp.80-105. ⟨10.1016/j.ocemod.2018.01.007⟩
Article dans une revue hal-01443357 v3
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Multigrid solvers and multigrid preconditioners for the solution of variational data assimilation problems

Laurent Debreu , Emilie Neveu , Ehouarn Simon , François-Xavier Le Dimet , Arthur Vidard
Quarterly Journal of the Royal Meteorological Society, 2016, 142 (694), pp.515-528. ⟨10.1002/qj.2676⟩
Article dans une revue hal-00874643 v1

On effective resolution in ocean models

Yves Soufflet , Patrick Marchesiello , Florian Lemarié , Julien Jouanno , Xavier Capet et al.
Ocean Modelling, 2016, 98, pp.36-50. ⟨10.1016/j.ocemod.2015.12.004⟩
Article dans une revue hal-01250231 v1
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Analysis of ocean-atmosphere coupling algorithms: consistency and stability

Florian Lemarié , Eric Blayo , Laurent Debreu
Procedia Computer Science, 2015, International Conference On Computational Science, ICCS 2015 — Computational Science at the Gates of Nature, 51, pp.2066-2075. ⟨10.1016/j.procs.2015.05.473⟩
Article dans une revue hal-01174132 v1
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Stability constraints for oceanic numerical models: implications for the formulation of time and space discretizations

Florian Lemarié , Laurent Debreu , Gurvan Madec , Jérémie Demange , Jean-Marc Molines et al.
Ocean Modelling, 2015, 92, pp.124-148. ⟨10.1016/j.ocemod.2015.06.006⟩
Article dans une revue hal-01065979 v2

A 1/36 degrees model of the Solomon Sea embedded into a global ocean model: on the setting up of an interactive open boundary nested model system

Bughsin’ Djath , Angélique Mélet , Jacques Verron , Jean-Marc Molines , Bernard Barnier et al.
Journal of Operational Oceanography, 2014, 7 (1), pp.34-46. ⟨10.1080/1755876X.2014.11020151⟩
Article dans une revue hal-01095929 v1

Improvements of simulated Western North Atlantic current system and impacts on the AMOC

Claude Talandier , Julie Deshayes , Anne-Marie Tréguier , Xavier Capet , Rachid Benshila et al.
Ocean Modelling, 2014, 79, pp.1-19. ⟨10.1016/j.ocemod.2013.12.007⟩
Article dans une revue hal-00944219 v1
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Toward an Optimized Global-in-Time Schwarz Algorithm for Diffusion Equations with Discontinuous and Spatially Variable Coefficients, Part 1: The Constant Coefficients Case

Florian Lemarié , Laurent Debreu , Eric Blayo
Electronic Transactions on Numerical Analysis, 2013, 40, pp.148-169
Article dans une revue hal-00661977 v1
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Toward an Optimized Global-in-Time Schwarz Algorithm for Diffusion Equations with Discontinuous and Spatially Variable Coefficients, Part 2: the Variable Coefficients Case

Florian Lemarié , Laurent Debreu , Eric Blayo
Electronic Transactions on Numerical Analysis, 2013, 40, pp.170-186
Article dans une revue hal-00661978 v1
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On the Stability and Accuracy of the Harmonic and Biharmonic Isoneutral Mixing Operators in Ocean Models

Florian Lemarié , Laurent Debreu , Alexander Shchepetkin , Jim Mcwilliams
Ocean Modelling, 2012, 52-53, pp.9-35. ⟨10.1016/j.ocemod.2012.04.007⟩
Article dans une revue hal-00665826 v2

Two-way nesting in split-explicit ocean models: Algorithms, implementation and validation

Laurent Debreu , Patrick Marchesiello , Pierrick Penven , Gildas Cambon
Ocean Modelling, 2012, 49-50, pp.1-21. ⟨10.1016/j.ocemod.2012.03.003⟩
Article dans une revue istex hal-00690731 v1

4D Variational Data Assimilation for Locally Nested Models : complementary theoretical aspects and application to a 2D shallow water model

Ehouarn Simon , Laurent Debreu , Eric Blayo
International Journal for Numerical Methods in Fluids, 2011, 66 (2), pp.135-161. ⟨10.1002/fld.2244⟩
Article dans une revue istex hal-00658105 v1
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Multigrid methods and data assimilation ― Convergence study and first experiments on non-linear equations

Emilie Neveu , Laurent Debreu , François-Xavier Le Dimet
Revue Africaine de Recherche en Informatique et Mathématiques Appliquées, 2011, Volume 14 - 2011 - Special issue CARI'10, pp.63-80. ⟨10.46298/arima.1944⟩
Article dans une revue hal-01299425 v1

Spurious diapycnal mixing in terrain-following coordinate models: The problem and a solution

Patrick Marchesiello , Laurent Debreu , Xavier Couvelard
Ocean Modelling, 2009, 26 (3-4), pp.156-169. ⟨10.1016/j.ocemod.2008.09.004⟩
Article dans une revue istex hal-00409317 v1

The mesoscale variability in the Caribbean Sea. Part I: Simulations and characteristics with an embedded model

Julien Jouanno , Julio Sheinbaum , Bernard Barnier , Jean-Marc Molines , Laurent Debreu et al.
Ocean Modelling, 2008, 23 (3-4), pp.82-101. ⟨10.1016/j.ocemod.2008.04.002⟩
Article dans une revue istex hal-00658107 v1

AGRIF: Adaptive Grid Refinement in Fortran

Laurent Debreu , Christophe Vouland , Eric Blayo
Computers & Geosciences, 2008, 34 (1), pp.8-13. ⟨10.1016/j.cageo.2007.01.009⟩
Article dans une revue istex hal-00387435 v1
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Mesoscale Eddies in the Labrador Sea and Their Contribution to Convection and Restratification

Jérôme Chanut , Bernard Barnier , William Large , Laurent Debreu , Thierry Penduff et al.
Journal of Physical Oceanography, 2008, 38 (8), pp.1617-1643. ⟨10.1175/2008JPO3485.1⟩
Article dans une revue hal-00266980 v1
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Two-way embedding algorithms: a review

Laurent Debreu , Eric Blayo
Ocean Dynamics, 2008, 58 (5-6), pp.415-428. ⟨10.1007/s10236-008-0150-9⟩
Article dans une revue istex hal-00387449 v1
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Comparison of different numerical methods used to handle the open boundary of a regional ocean circulation model of the Bay of Biscay

Sylvain Cailleau , Veronika Fedorenko , Bernard Barnier , Eric Blayo , Laurent Debreu
Ocean Modelling, 2008, 25 (1-2), pp.1-16. ⟨10.1016/j.ocemod.2008.05.009⟩
Article dans une revue istex hal-00387446 v1
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Software tools for pre- and post-processing of oceanic regional simulations.

Pierrick Penven , Patrick Marchesiello , Laurent Debreu , Jérome Lefèvre
Environmental Modelling and Software, 2008, 23 (5), pp.660-662. ⟨10.1016/j.envsoft.2007.07.004⟩
Article dans une revue hal-00388202 v1

Evaluation and application of the ROMS 1-way embedding procedure to the central california upwelling system

Pierrick Penven , Laurent Debreu , Patrick Marchesiello , James C. Mcwilliams
Ocean Modelling, 2006, 12, pp.157-187. ⟨10.1016/j.ocemod.2005.05.002⟩
Article dans une revue istex hal-00280334 v1

Optimal Control and Stochastic Parameter Estimation

Pierre Désiré Ngnepieba , M.Yussuf Hussaini , Laurent Debreu
Monte Carlo Methods and Applications, 2006, 12 (5/6), pp.461-476. ⟨10.1515/156939606779329062⟩
Article dans une revue istex inria-00592665 v1
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Revisiting open boundary conditions from the point of view of characteristic variables

Eric Blayo , Laurent Debreu
Ocean Modelling, 2005, 9 (3), pp.231-252. ⟨10.1016/j.ocemod.2004.07.001⟩
Article dans une revue inria-00134856 v1
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Dynamic Load Balancing for Adaptive Mesh Ocean Circulation Model

Eric Blayo , Laurent Debreu , Grégory Mounié , Denis Trystram
Engineering Simulations, 2000, 22 (2), pp.8-24
Article dans une revue hal-00003946 v1

Adaptive mesh refinement for finite-difference ocean models: First experiments

Eric Blayo , Laurent Debreu
Journal of Physical Oceanography, 1999, 29 (6), pp.1239-1250. ⟨10.1175/1520-0485(1999)029<1239:AMRFFD>2.0.CO;2⟩
Article dans une revue hal-01096127 v1

On the Schwarz alternating method for ocean models on parallel computers.

Laurent Debreu , Eric Blayo
Journal of Computational Physics, 1998, 141 (2), pp.93-111. ⟨10.1006/jcph.1998.5898⟩
Article dans une revue istex inria-00592597 v1
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Stability and accuracy of Runge-Kutta based split-explicit time-stepping algorithms for free-surface ocean models

Florian Lemarié , Nicolas Ducousso , Laurent Debreu , Gurvan Madec
EGU 2022 - General Assembly on European Geosciences Union, May 2022, Vienna, Austria. pp.1-6
Communication dans un congrès hal-03769267 v1

Numerical representation of internal gravity waves propagation

Florian Lemarié , Jérémie Demange , Laurent Debreu , Nicolas Ducousso , Patrick Marchesiello
COMMODRE 2020 - 2nd COMMODORE Workshop, Jan 2020, Hamburg, Germany
Communication dans un congrès hal-03153611 v1
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Some Recent Developments around the CROCO Initiative for Complex Regional to Coastal Modeling

Francis Auclair , Rachid Benshila , Laurent Debreu , Nicolas Ducousso , Franck Dumas et al.
COMOD 2018 - Workshop on Coastal Ocean Modelling, Feb 2018, Hambourg, Germany. pp.1-47
Communication dans un congrès hal-01947670 v1

A non-hydrostatic non Boussinesq algorithm for free surface ocean modelling

Francis Auclair , Laurent Debreu
COMMODORE 2018 - Community for the numerical modeling of the global, regional and coastal ocean, Sep 2018, Paris, France
Communication dans un congrès hal-01961579 v1

3D numerical ocean modelling. Recent developments of the CROCO model towards high resolution simulations

Laurent Debreu
Numerical Advances on Wave Propagation in Shallow Waters, Dec 2017, Montpellier, France
Communication dans un congrès hal-01691252 v1

Open challenges in 3D numerical ocean modelling

Laurent Debreu
An overview on free surface flows, Nov 2017, Paris, France
Communication dans un congrès hal-01691256 v1

Stability analysis of split-explicit oceanic models

Florian Lemarié , Laurent Debreu , Jérémie Demange , Eric Blayo , Patrick Marchesiello
2017 - Mathematics of the Weather workshop, Oct 2017, Erquy, France
Communication dans un congrès hal-01660775 v1

Some recent developments of ocean models: numerical choices and computational performance.

Laurent Debreu
International Conference on Scientific Computation and Differential Equations, Sep 2017, Bath, United Kingdom
Communication dans un congrès hal-01691242 v1

A compact high-order coupled time and space discretization to represent vertical transport in oceanic models

Florian Lemarié , Laurent Debreu
Joint Numerical Sea Modelling Group Conference, May 2016, Oslo, Norway
Communication dans un congrès hal-01406629 v1

A Multi-Process Test Case to Perform Comparative Analysis of Coastal Oceanic Models

Florian Lemarié , Hans Burchard , Knut Klingbeil , Laurent Debreu
AGU Fall meeting, Dec 2016, San Francisco, United States
Communication dans un congrès hal-01685264 v1

Multiresolution in CROCO (Coastal and Regional Ocean Community model)

Laurent Debreu , Francis Auclair , Rachid Benshila , Xavier Capet , Franck Dumas et al.
EGU General Assembly 2016, Apr 2016, Vienne, Austria
Communication dans un congrès hal-01691260 v1

Block Structured mesh refinement in the CROCO ocean model

Laurent Debreu
American Geophysical Union, Fall General Assembly 2016, Dec 2016, San Francisco, United States
Communication dans un congrès hal-01691265 v1

Improving vertical advection in oceanic modeling

Florian Lemarié , Laurent Debreu
Partial Differential Equations on the Sphere Workshop, KOREA Institute of Atmospheric Prediction Systems (KIAPS), Oct 2015, Seoul, South Korea
Communication dans un congrès hal-01250645 v1

Analysis of ocean-atmosphere coupling algorithms: consistency and stability issues

Florian Lemarié , Eric Blayo , Laurent Debreu
15th International Conference on Computational Sciences, Jun 2015, Reykjavik, Iceland. pp.2066-2075, ⟨10.1016/j.procs.2015.05.473⟩
Communication dans un congrès hal-01659459 v1

Schwarz waveform relaxation for heterogeneous cluster computing and applications

Laurent Debreu , Florian Lemarié , Eric Blayo
43th SPEEDUP Workshop on High-Performance Computing, Sep 2014, Geneva, Switzerland
Communication dans un congrès hal-01062959 v1

Stability constraints for oceanic numerical models: implications for the formulation of space-time discretizations

Florian Lemarié , Laurent Debreu , Gurvan Madec , Marc Honnorat , Jean-Marc Molines
2014 AGU Ocean Sciences Meeting, Feb 2014, Honolulu, United States
Communication dans un congrès hal-00957238 v1

Numerical delicacies associated with the use of isoneutral mixing operators in ocean models

Laurent Debreu , Florian Lemarié , Patrick Marchesiello
The workshop on Partial Differential Equations on the Sphere, Apr 2014, Boulder, United States
Communication dans un congrès hal-01062955 v1

Caveats in using the EEN momentum advection scheme: illustration with idealized experiments and sensitivity of ORCA025 solutions

Nicolas Ducousso , Julien Le Sommer , Jean-Marc Molines , Gurvan Madec , Laurent Debreu et al.
DRAKKAR/MYOCEAN 2014 Annual Workshop, Jan 2014, Grenoble, France
Communication dans un congrès hal-00941032 v1

Schwarz waveform relaxation for heterogeneous cluster computing: Application to numerical weather prediction

Laurent Debreu
DD22 - 22nd International Conference on Domain Decomposition Methods - 2013, Sep 2013, Lugano, Switzerland
Communication dans un congrès hal-00932898 v1

Multi resolution variational data assimilation system for the ocean

Arthur Vidard , Laurent Debreu , Emilie Neveu
EGU 2013 - European Geosciences Union General Assembly 2013, Apr 2013, Vienne, Austria
Communication dans un congrès hal-00877890 v1

Numerical delicacies associated with the use of isoneutral mixing operators in ocean models

Florian Lemarié , Laurent Debreu , Patrick Marchesiello
European Geosciences Union General Assembly 2013, EGU, Apr 2013, Vienna, Austria
Communication dans un congrès hal-00826006 v1

Multi Resolution Variational Data Assimilation Schemes With Application to a Realistic Ocean Model

Arthur Vidard , Laurent Debreu , Emilie Neveu
Sixth WMO Symposium on Data Assimilation, Oct 2013, College Park, United States
Communication dans un congrès hal-00877893 v1

Interface conditions and domain decomposition methods for ocean-atmosphere coupling

Eric Blayo , Laurent Debreu , Florian Lemarié
DD 21 - 21st international conference on Domain Decomposition Methods - 2012, Jun 2012, Rennes, France
Communication dans un congrès hal-00763819 v1

Optimized Schwarz Methods in the Context of Ocean-Atmosphere Coupling

Florian Lemarié , Laurent Debreu , Eric Blayo
DD 20 - 20th International Conference on Domain Decomposition Methods, Feb 2011, San Diego, United States
Communication dans un congrès hal-00749195 v1

Assimilation of SARAL/AltiKa data for physical ocean prediction and ecosystem monitoring

Jacques Verron , Pierre Brasseur , Jean-Michel Brankart , Emmanuel Cosme , Eric Blayo et al.
Second SARAL/AltiKa Science Workshop, Mar 2011, Ahmedabad, India
Communication dans un congrès hal-00769114 v1

Méthodes multigrilles pour le 4D-VAR

Emilie Neveu , Laurent Debreu , François-Xavier Le Dimet
Colloque National sur l'Assimilation de Données, Dec 2010, Grenoble, France
Communication dans un congrès hal-00788218 v1

Multigrid methods and data assimilation applied to a linear advection equation

Emilie Neveu , Laurent Debreu , François-Xavier Le Dimet
CARI'10 - African Conference on Research in Computer Science and Applied Mathematics, Oct 2010, Yamoussoukro, Côte d’Ivoire
Communication dans un congrès hal-00788216 v1

4D-Variational data assimilation for locally nested numerical models

Ehouarn Simon , Laurent Debreu , Eric Blayo
European Geophysical Union General Assembly 2009, Apr 2009, Vienna, Austria
Communication dans un congrès hal-00795819 v1

Vers un algorithme mathématiquement et physiquement consistant pour le couplage océan-atmosphère

Florian Lemarié , Laurent Debreu , Eric Blayo
Ateliers de Modélisation de l'Atmosphère, Jan 2009, Toulouse, France
Communication dans un congrès hal-00795814 v1

4D-Variational data assimilation for locally nested numerical models

Ehouarn Simon , Eric Blayo , Laurent Debreu
GODAE Final Symposium, Nov 2008, Nice, France
Communication dans un congrès inria-00344507 v1

Optimized Schwarz methods in the context of ocean-atmosphere coupling

Florian Lemarié , Laurent Debreu , Eric Blayo
ESCO 2008 - European Seminar on Coupled Problems, Jun 2008, Jetrichovice, Czech Republic
Communication dans un congrès inria-00344508 v1

Méthodes mathématiques et numériques pour le couplage océan-atmosphère à échelle régionale

Florian Lemarié , Laurent Debreu , Eric Blayo
SMAI 2007 - 3e congrès national de mathématiques appliquées et industrielles, Jun 2007, Praz-sur-Arly, France
Communication dans un congrès hal-00795355 v1

NEMO/AGRIF, theoretical and practical aspects

Florian Lemarié , Laurent Debreu
Workshop on the DRAKKAR global ocean model at 1/4° resolution, Sep 2007, Brest, France
Communication dans un congrès hal-00795803 v1

Two-way nesting

Laurent Debreu
Workshop on Numerical Methods in Ocean Models, Aug 2007, Bergen, Norway
Communication dans un congrès hal-00795799 v1

Investigation of 2-D and 3-D characteristic-based open boundary conditions for regional ocean models

Eric Blayo , Laurent Debreu , Franck Dumas , Valérie Garnier , Joel Marin et al.
European Geophysical Union General Assembly, Apr 2007, Vienne, Austria
Communication dans un congrès hal-00385256 v1

Assimilation de données variationnelle pour des modèles multi-grilles

Ehouarn Simon , Laurent Debreu , Eric Blayo
Colloque national sur l'assimilation de données, May 2006, Toulouse, France
Communication dans un congrès hal-00171710 v1

Assimilation de données variationnelle pour des modèles multi-échelles

Ehouarn Simon , Laurent Debreu , Eric Blayo
Colloque national sur l'assimilation de données, May 2006, Toulouse, France
Communication dans un congrès hal-00171642 v1

4D variational data assimilation for locally nested models

Ehouarn Simon , Laurent Debreu , Eric Blayo
European Geophysical Union General Assembly, Apr 2006, Vienne, Austria
Communication dans un congrès hal-00171657 v1

Investigation of 2-D and 3-D characteristic open boundary conditions for regional ocean models

Eric Blayo , Laurent Debreu , Franck Dumas , Véronique Garnier , Joël Marin et al.
Coastal Operational Oceanography conference, Oct 2006, Brest, France
Communication dans un congrès hal-00171630 v1

Conjonction de modèles de données pour l'étude des calottes polaires

Frédéric Parrenin , Eric Blayo , Laurent Debreu , Francois-Xavier Le Dimet , Olivier Gagliardini et al.
Colloque national sur l'assimilation de données, May 2006, Toulouse, France
Communication dans un congrès hal-00171646 v1
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Dynamic Load Balancing for Ocean Circulation Model with Adaptive Meshing

Eric Blayo , Laurent Debreu , Grégory Mounié , Denis Trystram
Euro-Par' 99 Parallel Processing - 5th International Euro-Par Conference, Aug 1999, Toulouse, France. pp.303-312, ⟨10.1007/3-540-48311-X_39⟩
Communication dans un congrès istex hal-00003948 v1
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Poseidon: A Source-to-Source Translator for Holistic HPC Optimizations of Ocean Models on Regular Grids

Maurice Brémond , Hugo Brunie , Laurent Debreu , Rupert W Ford , Florian Lemarié et al.
SC 2024 - International Conference for High Performance Computing, Networking, Storage, and Analysis, Nov 2024, Atlanta (Georgia), United States. , pp.1-1, 2024, ⟨10.5281/zenodo.11190458⟩
Poster de conférence hal-04811677 v1
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Regret-based calibration using GPs

Victor Trappler , Élise Arnaud , Laurent Debreu , Arthur Vidard
Journées CIROQUO 2022, May 2022, Grenoble, France
Poster de conférence hal-03681091 v1
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LES Modelling of the Impact of the Topography on Large-scale Exchange Flow in the Strait of Gibraltar

Margaux Hilt , Laurent Roblou , Cyril Nguyen , Patrick Marchesiello , Florian Lemarié et al.
Ocean Sciences Meeting 2020, Feb 2020, San Diego, United States. 2020
Poster de conférence hal-02884740 v1
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Challenges and prospects for dynamical cores of oceanic models across all scales

Florian Lemarié , Hans Burchard , Knut Klingbeil , Laurent Debreu
PDEs on the sphere, Apr 2019, Montreal, Canada
Poster de conférence hal-02418199 v1

Multigrid algorithms and local mesh refinement methods in the context of variational data assimilation

Laurent Debreu , Emilie Neveu , François Xavier Le Dimet , Ehouarn Simon
Eric Blayo; Marc Bocquet; Emmanuel Cosme; F. Cugliandolo Leticia. Advanced Data Assimilation for Geosciences: Lecture Notes of the Les Houches School of Physics: Special Issue, June 2012, Oxford University Press, pp.576, 2014, Lecture notes of "Les Houches" summer school 2012, 9780198723844. ⟨10.1093/acprof:oso/9780198723844.003.0017⟩
Chapitre d'ouvrage hal-01095939 v1
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Optimal control of the convergence rate of Global-in-time Schwarz algorithms

Florian Lemarié , Laurent Debreu , Eric Blayo
Bank, R. and Holst, M. and Widlund, O. and Xu, J. Domain Decomposition Methods in Science and Engineering XX, Springer-Verlag Berlin Heidelberg, pp.599-606, 2013, volume 91 of Lecture Notes in Computational Science and Engineering, ⟨10.1007/978-3-642-35275-1_71⟩
Chapitre d'ouvrage istex hal-00661979 v2
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Nesting ocean models

Eric Blayo , Laurent Debreu
Eric P. Chassignet; Jacques Verron. An Integrated View of Oceanography: Ocean Weather Forecasting in the 21st Century, Kluwer, 2006, 978-1-4020-4028-3. ⟨10.1007/1-4020-4028-8_5⟩
Chapitre d'ouvrage inria-00187576 v1

A general adaptive multi-resolution approach to ocean modelling: experiments in a primitive equation model of the North Atlantic

Laurent Debreu , Eric Blayo , Bernard Barnier
Tomasz Plewa; Timur Linde; V. Gregory Weirs. Adaptive Mesh Refinement - Theory and Applications, 41, Springer, pp.303-313, 2005, 9783540211471. ⟨10.1007/3-540-27039-6_21⟩
Chapitre d'ouvrage istex hal-00184033 v1
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Numerical representation of internal waves propagation

Jérémie Demange , Laurent Debreu , Patrick Marchesiello , Florian Lemarié , Eric Blayo
[Research Report] RR-8590, INRIA. 2014
Rapport (rapport de recherche) hal-01063417 v1
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On the use of a depth-dependent barotropic mode in ocean models: impact on the stability of the coupled barotropic/baroclinic system

Jérémie Demange , Laurent Debreu , Patrick Marchesiello , Florian Lemarié , Eric Blayo
[Research Report] RR-8589, INRIA. 2014
Rapport (rapport de recherche) hal-01063414 v1
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Sensitivity of Ocean-Atmosphere Coupled Models to the Coupling Method : Example of Tropical Cyclone Erica

Florian Lemarié , Patrick Marchesiello , Laurent Debreu , Eric Blayo
[Research Report] RR-8651, INRIA Grenoble; INRIA. 2014, pp.32
Rapport (rapport de recherche) hal-00872496 v6
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4D variational data assimilation for locally nested models: optimality system and preliminary experiments

Laurent Debreu , Ehouarn Simon , Eric Blayo
[Research Report] RR-7675, INRIA. 2011, pp.19
Rapport (rapport de recherche) inria-00607177 v1
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Optimized global-in-time Schwarz algorithm for diffusion equations with discontinuous and spatially variable coefficients

Florian Lemarié , Laurent Debreu , Eric Blayo
[Research Report] RR-6663, INRIA. 2008, pp.45
Rapport (rapport de recherche) inria-00324533 v1
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AGRIF: Adaptive Grid Refinement In Fortran

Laurent Debreu , Eric Blayo
[Research Report] RT-0262, INRIA. 2002, pp.16
Rapport (rapport de recherche) inria-00069912 v1
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Numerical modelling of the oceanic circulation

Laurent Debreu
Modeling and Simulation. Université Grenoble Alpes, 2015
HDR tel-01691228 v1