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Vazken Andréassian

Directeur de l'Unité de Recherche 1462-HYCAR
39
Documents
Identifiants chercheurs

Présentation

Present Appointment =================== 2018 - presentDirector, HYCAR Research Unit, [INRAE](https://www.google.com/url?q=https%3A%2F%2Fwww.inrae.fr%2F&sa=D&sntz=1&usg=AFQjCNEb56yQvjUH80tj5KrxKmdbNDZArg)-Irstea, France Teaching Activities =================== I have been teaching hydrology since 2002. I currently teach at [Ecole des Ponts ParisTech](https://www.google.com/url?q=https%3A%2F%2Fwww.ecoledesponts.fr%2F&sa=D&sntz=1&usg=AFQjCNHRSx9UuQVNKepA37iIj_eRUlcTEA), [Ecole Polytechnique](https://www.google.com/url?q=https%3A%2F%2Fwww.polytechnique.edu%2F&sa=D&sntz=1&usg=AFQjCNGFuCkojMet6oi_0DNZLXq2DvVuqg) and [Centrale-Supelec](https://www.google.com/url?q=https%3A%2F%2Fwww.centralesupelec.fr%2F&sa=D&sntz=1&usg=AFQjCNH7SWnNoR5p-NtLgVYmMWOtHHIPEQ). Editing Activities ================== I am an Assistant Editor for [Journal of Hydrology](https://www.google.com/url?q=https%3A%2F%2Fwww.journals.elsevier.com%2Fjournal-of-hydrology&sa=D&sntz=1&usg=AFQjCNHz34blu5VVFdrtXSMdlTdjMkIXUg). Past Appointments ================= 2013-2017 Deputy Scientific Director, Cemagref-Irstea, France 1997-2012 Hydrology Group Leader, Cemagref-Irstea, France 1995-1997 Research Hydrologist, Cemagref, France 1995-1995 Agricultural Development Consultant, TACIS program, Armenia 1993-1995 Scientific Attaché, French Embassy in Yerevan, Armenia Education ========= 2005 [Sorbonne Université](https://www.google.com/url?q=https%3A%2F%2Fwww.sorbonne-universite.fr%2F&sa=D&sntz=1&usg=AFQjCNE0Z_poFqHhq8hfc21iwnaYjGLLFw), Paris - ***Habilitation à Diriger les Recherches*** 2002 [Sorbonne Université](https://www.google.com/url?q=https%3A%2F%2Fwww.sorbonne-universite.fr%2F&sa=D&sntz=1&usg=AFQjCNE0Z_poFqHhq8hfc21iwnaYjGLLFw), Paris - ***Ph. D*** **\[Hydrology\]** 1992 [University of Arizona](https://www.google.com/url?q=https%3A%2F%2Fwww.arizona.edu%2F&sa=D&sntz=1&usg=AFQjCNGm39Bgmk2hQJ_m_OlyN3grb3BpOA), Tucson - ***M.Sc*** **\[Watershed Management\]** 1992 ENGREF, Paris - ***Ingénieur du Génie Rural, des Eaux et des Forêts*** 1991 [AgroParisTech](http://www.google.com/url?q=http%3A%2F%2Fwww2.agroparistech.fr%2F&sa=D&sntz=1&usg=AFQjCNGy7vMWFO8x-aqiA-nTyf64-uRiBA) (Institut National Agronomique) - ***Ingénieur Agronome*** Distinctions ============ I am a **corresponding member** of the [Académie Royale des Science d’Outre Mer](https://www.google.com/url?q=https%3A%2F%2Fwww.kaowarsom.be%2Ffr&sa=D&sntz=1&usg=AFQjCNEj70J1x_JiKsldAtot5MuIPXOc4A) (Bruxelles), since 2013. I am the **vice-Satrape** of the [Association Internationale d'Hydrologie Sociale](http://www.google.com/url?q=http%3A%2F%2Fsocial.hydrologie.org%2F&sa=D&sntz=1&usg=AFQjCNGJ7JDtqbmEryCa7Rv15BK2dBhTgA) (since 2007), special representative of the Grand Satrape in charge of hydrological traditions (since 2019). I have received: - the **Charles Grad prize** from the [Société de Géographie](https://www.google.com/url?q=https%3A%2F%2Fsocgeo.com%2F&sa=D&sntz=1&usg=AFQjCNErE8WL0ZpZK3jnb5F3e2dxDtmg5A) (2012) - the **Ptolémée prize** from the [Festival International de Géographie](https://www.google.com/url?q=https%3A%2F%2Fwww.fig.saint-die-des-vosges.fr%2F&sa=D&sntz=1&usg=AFQjCNFMG9jImyM7DrTaaFUFPW2nyz0J9Q) de St Dié (2012) - the **Tison prize** from the [International Association of Hydrological Sciences](https://www.google.com/url?q=https%3A%2F%2Fiahs.info%2F&sa=D&sntz=1&usg=AFQjCNEfpjIZqLWTv8tssmBvFWXmyOv3ZA) (2010) **n° ORCID: 0000-0001-7124-9303**

Publications

"ludovic-oudin"
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Multi-objective assessment of hydrological model performances using Nash–Sutcliffe and Kling–Gupta efficiencies on a worldwide large sample of watersheds

Thibault Mathevet , Nicolas Le Moine , Vazken Andréassian , Hoshin Gupta , Ludovic Oudin
Comptes Rendus. Géoscience, 2023, 355 (S1), pp.1-25. ⟨10.5802/crgeos.189⟩
Article dans une revue hal-04176233v1
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Investigating hydrological model versatility to simulate extreme flood events

Daniela Peredo , Maria-Helena Ramos , Vazken Andréassian , Ludovic Oudin
Hydrological Sciences Journal, 2022, 67 (4), pp.628-645. ⟨10.1080/02626667.2022.2030864⟩
Article dans une revue hal-03600384v1
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The Quantile Solidarity approach for the parsimonious regionalization of flow duration curves

Carine Poncelet , Vazken Andréassian , Ludovic Oudin , Charles Perrin
Hydrological Sciences Journal, 2017, 62 (9), pp.1364-1380. ⟨10.1080/02626667.2017.1335399⟩
Article dans une revue hal-03985673v1
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Process-based interpretation of conceptual hydrological model performance using a multinational catchment set

Carine Poncelet , Ralf Merz , Bruno Merz , Juraj Parajka , Ludovic Oudin
Water Resources Research, 2017, 53 (8), pp.7247-7268. ⟨10.1002/2016WR019991⟩
Article dans une revue hal-03985689v1
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How should a rainfall-runoff model be parameterized in an almost ungauged catchment? A methodology tested on 609 catchments.

Claudia Rojas-Serna , Laure Lebecherel , Charles Perrin , Vazken Andréassian , Ludovic Oudin
Water Resources Research, 2016, 52 (6), pp.4765-4784. ⟨10.1002/2015WR018549⟩
Article dans une revue hal-01400511v1
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Transferring global uncertainty estimates from gauged to ungauged catchments

François Bourgin , Vazken Andréassian , Charles Perrin , Ludovic Oudin
Hydrology and Earth System Sciences, 2015, 19 (5), pp.2535-2546. ⟨10.5194/hess-19-2535-2015⟩
Article dans une revue hal-01224248v1
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Seeking genericity in the selection of parameter sets: Impact on hydrological model efficiency

Vazken Andréassian , François Bourgin , Ludovic Oudin , Thibault Mathevet , Charles Perrin
Water Resources Research, 2014, 50 (10), pp.8356-8366. ⟨10.1002/2013WR014761⟩
Article dans une revue hal-01196447v1
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All that glitters is not gold: the case of calibrating hydrological models

Vazken Andréassian , Nicolas Le Moine , Charles Perrin , Maria-Helena Ramos , Ludovic Oudin
Hydrological Processes, 2012, 26, p. 2206 - p. 2210. ⟨10.1002/hyp.9264⟩
Article dans une revue hal-00737778v1

Data-set cleansing practices and hydrological regionalization: is there any valuable information among outliers?

Gianluca Boldetti , Marine Riffard , Vazken Andréassian , Ludovic Oudin
Hydrological Sciences Journal, 2010, 55 (6), pp.941-951. ⟨10.1080/02626667.2010.505171⟩
Article dans une revue hal-02594583v1

Are seemingly physically similar catchments truly hydrologically similar?

Ludovic Oudin , A. Kay , Vazken Andréassian , Charles Perrin
Water Resources Research, 2010, 46 (W11558), pp.15. ⟨10.1029/2009WR008887⟩
Article dans une revue hal-02594598v1

Has land-cover a really significant hydrological impact at the catchment-scale?

Vazken Andréassian , Ludovic Oudin
Geophysical Research Abstracts, 2009, 11, 1 p
Article dans une revue hal-00457589v1
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Crash tests for a standardized evaluation of hydrological models

Vazken Andréassian , Charles Perrin , Lionel Berthet , Nicolas Le Moine , Julien Lerat
Hydrology and Earth System Sciences Discussions, 2009, 13, p. 1757 - p. 1764
Article dans une revue hal-00455623v1

Has land cover a significant impact on mean annual streamflow? An international assessment using 1508 catchments

Ludovic Oudin , Vazken Andréassian , Julien Lerat , Claude Michel
Journal of Hydrology, 2008, 357, pp.303-316. ⟨10.1016/j.jhydrol.2008.05.021⟩
Article dans une revue hal-02591202v1

Spatial proximity, physical similarity, regression and ungaged catchments: A comparison of regionalization approaches based on 913 French catchments

Ludovic Oudin , Vazken Andréassian , Charles Perrin , Claude Michel , Nicolas Le Moine
Water Resources Research, 2008, 44, pp.15. ⟨10.1029/2007WR006240⟩
Article dans une revue hal-02590551v1

Impact of limited streamflow data on the efficiency and the parameters of rainfallrunoff models

Charles Perrin , Ludovic Oudin , Vazken Andréassian , Claudia Rojas-Serna , Claude Michel
Hydrological Sciences Journal, 2007, 52 (1), pp.131-151
Article dans une revue hal-02588933v1

What is really undermining hydrologic science today?

Vazken Andréassian , Julien Lerat , Cécile Loumagne , Thibault Mathevet , Ludovic Oudin
Hydrological Processes, 2007, 21, pp.2819-2822
Article dans une revue hal-02589509v1

Improvement of rainfall-runoff forecasts through mean areal rainfall optimization

F. Anctil , N. Lauzon , Vazken Andréassian , Ludovic Oudin , Charles Perrin
Journal of Hydrology, 2006, 328 (3-4), pp.717-725. ⟨10.1016/j.jhydrol.2006.01.016⟩
Article dans une revue hal-02588063v1

Impact of biased and randomly corrupted inputs on the efficiency and the parameters of watershed models

Ludovic Oudin , Charles Perrin , Thibault Mathevet , Vazken Andréassian , Claude Michel
Journal of Hydrology, 2006, 320, pp.62-83
Article dans une revue hal-02587563v1

Model Parameter Estimation Experiment (MOPEX): an overview of science strategy and major results from the second and third workshops

Q. Duan , J. Schaake , Vazken Andréassian , S. Franks , G. Goteti
Journal of Hydrology, 2006, 320 (1-2), pp.3-17
Article dans une revue hal-02587564v1

Dynamic averaging of rainfall-runoff model simulations from complementary model parameterizations

Ludovic Oudin , Vazken Andréassian , Thibault Mathevet , Charles Perrin , Claude Michel
Water Resources Research, 2006, 42 (7), pp.10. ⟨10.1029/2005WR004636⟩
Article dans une revue hal-02587938v1

Should Bouchet's hypothesis be taken into account in rainfall-runoff modelling? An assessment over 308 catchments

Ludovic Oudin , Claude Michel , Vazken Andréassian , François Anctil , Cécile Loumagne
Hydrological Processes, 2005, 19, pp.4093-4106. ⟨10.1002/hyp.5874⟩
Article dans une revue hal-02587335v1

Which potential evapotranspiration input for a lumped rainfall-runoff model? Part 2 Towards a simple and efficient potential evapotranspiration model for rainfall-runoff modelling

Ludovic Oudin , Frédéric Hervieu , Claude Michel , Charles Perrin , Vazken Andréassian
Journal of Hydrology, 2005, 303 (1-4), pp.290-306. ⟨10.1016/j.jhydrol.2004.08.026⟩
Article dans une revue hal-02584170v1

Locating the sources of low-pass behavior within rainfall-runoff models

Ludovic Oudin , Vazken Andréassian , Charles Perrin , F. Anctil
Water Resources Research, 2004, 40 (11), pp.14. ⟨10.1029/2004WR003291⟩
Article dans une revue hal-02583491v1
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Adaptation d’un modèle GR semi-distribué pour la simulation des crues extrêmes

Daniela Peredo , Maria-Helena Ramos , Vazken Andréassian , Ludovic Oudin
4es Rencontres HydroGR, Dec 2021, Antony, France
Communication dans un congrès hal-03537026v1

Ensuring the consistancy of Flow Direction Curve reconstructions : the "quantile solidarity" approach

Carine Poncelet , Vazken Andréassian , Ludovic Oudin
EGU General Assembly, Apr 2015, Vienne, Austria. pp.1
Communication dans un congrès hal-02601360v1

Can model uncertainty estimates be transferred from gaged to ungaged catchments? Confronting spatial proximity- and physical similarity-based approaches on 913 French catchments

François Bourgin , Vazken Andréassian , Charles Perrin , Ludovic Oudin
PUB Symposium 2012, Oct 2012, Delft, Netherlands
Communication dans un congrès hal-03701750v1

From catchment similarity to hydrological similarity: a review of the difficulties hindering the regionalization of hydrological models

Vazken Andréassian , Charles Perrin , Ludovic Oudin
8th EGU General Assembly, Apr 2011, Vienna, Austria. pp.1
Communication dans un congrès hal-02594964v1
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Identification of the parameters of rainfall-runoff models at ungaged locations: can we benefit from the regionalization of flow statistics?

Gianluca Boldetti , Vazken Andréassian , Ludovic Oudin , Charles Perrin
7th EGU General Assembly, May 2010, Vienna, Austria. 1 p
Communication dans un congrès hal-00583227v1

Can we determine rainfall-runoff model parameters from vegetation catchment characteristics?

Ludovic Oudin , Vazken Andréassian , Claude Michel , Charles Perrin , François Anctil
VIIth IAHS Scientific Assembly, Foz do Iguaçu, BRA, 3-9 April 2005, 2005, Foz do Iguaçu, Brazil. pp.1
Communication dans un congrès hal-02586723v1

Looking for a relevant potential evapotranspiration model at the watershed scale

Ludovic Oudin , Frédéric Hervieu , Claude Michel , Charles Perrin , François Anctil
EGS-AGU-EUG joint assembly, Nice, 7-11 April 2003, 2003, Nice, France
Communication dans un congrès hal-02581473v1

Are point streamflow measurements a valid alternative to address the ungauged basins issue ?

Charles Perrin , Vazken Andréassian , Ludovic Oudin , Claudia Rojas-Serna , Cécile Loumagne
8th IAHS Scientific Assembly - IAHS Workshops : Regionalisation of models for operational purposes in developing countries, 37th IAH Congress, Sep 2009, Hyderabad, India. pp.1, 2009
Poster de conférence hal-02592326v1

Predictions in Ungaged Catchments: Favoring Hydro-diversity rather than Hydro-Eugenics

Ludovic Oudin , Vazken Andréassian , Charles Perrin , Claude Michel , Nicolas Le Moine
The Court Of Miracles of Hydrology, Jun 2008, Paris, France. pp.1, 2008
Poster de conférence hal-02591432v1

Predictions of runoff hydrographs in ungauged basins

J. Parajka , Vazken Andréassian , S. Archfield , A. Bárdossy , F. Chiew
Runoff prediction in ungauged basins: Synthesis across processes, places and scales, Cambridge university press, pp.227-269, 2013, 978-1-107-02818-0
Chapitre d'ouvrage hal-02599684v1

Has basin-scale modelling advanced beyond empiricism?

Claude Michel , Charles Perrin , Vazken Andréassian , Ludovic Oudin , Thibault Mathevet
Large Sample Basin Experiments for Hydrological Model Parameterization: Results of the Model Parameter Experiment MOPEX. IAHS Publ. 307, AISH, pp.108-116, 2006
Chapitre d'ouvrage hal-02588690v1

How informative is land-cover for the regionalisation of the GR4J rainfall-runoff model? Lessons of a downward approach

Ludovic Oudin , Vazken Andréassian , Cécile Loumagne , Claude Michel
Large Sample Basin Experiments for Hydrological Model Parameterization: Results of the Model Parameter ExperimentMOPEX. IAHS Publ. 307, AISH, pp.246-255, 2006
Chapitre d'ouvrage hal-02588694v1

Testing similarity indices to reduce predictive uncertainty in ungauged basins

Ludovic Oudin , Vazken Andréassian , Claudia Rojas-Serna , Nicolas Le Moine , Claude Michel
Quantification and Reduction of Predictive Uncertainty for Sustainable Water Resources Management, IAHS Publication 313, 2007, pp.303-310
Autre publication scientifique hal-02590002v1