Arthur Vidard - Personal Web Page

Name:	Vidard
First name:	Arthur
phone/Fax:	+33 4 76 51 42 56 / +33 4 76 63 12 63
Adress:	Tour IRMA - Bur. 59 51 rue des Mathematiques B. P. 53 38041 Grenoble Cedex 9 France
Email:	vidard{at}imag{dot}fr

Chargé de recherche / Researcher I.N.R.I.A. - EPI MOISE

Research interests

Keywords: data assimilation, inverse problems, optimal control, physical oceanography, Primitive Equations of the ocean, numerical ocean circulation models, numerical methods

High resolution ocean modelling and data assimilation

Data Assimilation and couped models

Development of NEMOVAR, a multi incremental variational data assimilation system for NEMO

you can as well have a look at the NEMOVAR web site

Image Sequence assimilation

you can as well have a look at the ADDISA web site

Research Projects

Coordination of the working group NEMOTAM part of the tâche de service NEMO.

Co-PI (with E. Huot, CLIME) of the Associated team ADAMS between the EPI CLIME and MOISE et the MHI (Ukraine), the INM (Russia) et the MNI (Georgia).

Co-PI (with E. Huot, CLIME) of the project EGIDE/ECO-Net ADOMENO that gathers the same partners as the associated team ADAMS.

PI of the ANR project VODA. It gather researcher from INRIA (MOISE and TROPICS), from CERFACS, from CNRS (LPO, Brest ; LOCEAN, Paris and LEGI, Grenoble) and from the Grenoble I university.

PI of the Reinforced Partnership Project "Variational Ocean Data Assimilation" with Mercator Ocean

Publications

[22]	Vidard A., Balmaseda M. et Anderson D. .L.-T. Assimilation of altimeter data in the ECMWF ocean analysis system 3. accepté dans Mon. We. Rev., 2008. (PDF) .
[21]	Balmaseda M. .A., Vidard A. et Anderson D. The ECMWF Ocean Analysis System: ORA-S3. Mon. We. Rev., 136 (8), 3018–3034, 2008 (PDF) .
[20]	Vidard A., Anderson D. .L.-T. et Balmaseda M. Impact of ocean observation systems on seasonal forcasts. Mon. We. Rev., 135 (2), 409–429, 2007. (PDF) .
[19]	Vidard Arthur. Altimeter Assimilation in a Global Ocean General Circulation Model. Invited Speaker In Enhancement of Data Assimilation in the Oceanographic Models. MHI, Sevastopol, Ukraine, juin 2007. (PDF) .
[18]	Balmaseda M., Dee D., Vidard A. et Anderson D. .L.-T. A Multivariate Treatment of Bias for Sequential Data Assimilation: Application to the Tropical Oceans. Quart. J. Roy. Meteorol. Soc., 133 (622), 167–179, 2007. (PDF) .
[17]	Balmaseda M. .A., Vidard A. et Anderson D. The ECMWF System 3 ocean analysis. Technical Memorandum, ECMWF, number 508. febuary 2007. (PDF) .
[16]	Balmaseda M. .A., Smith G., Haines K., Anderson D., Palmer T. et Vidard A. Slow down of the Atlantic meridional overturning from operational historical reanalysis of the global ocean. 2007. Submitted; Nature.
[15]	Balmaseda M. .A., Smith G., Haines K., Anderson D., Palmer T. et Vidard A. Historical reconstruction of the Atlantic Meridional Overturning Circulation (MOC) from the ECMWF operational ocean analysis. Geophys. Res. Lett., 34, L23615, doi:10.1029/2007GL031645, 2007. (PDF) .
[14]	Balmaseda M. .A., Anderson D. et Vidard A. Impact of ARGO on analyses of the global ocean. Geophys. Res. Lett., 34, L16605, doi:10.1029/2007GL030452, 2007.
[13]	Anderson D., Stockdale T., Balmaseda M., Ferranti L., Vitart F., Mogensen F., Molteni F., Doblas-Reyes K. et Vidard A. Development of the ECMWF seasonal forecast System 3. Technical Memorandum, ECMWF, number 503. January 2007. (PDF) .
[12]	Vidard A., Balmaseda M. et Anderson D. .L.-T. Assimilation of altimeter data in the ECMWF ocean analysis system. In 15 years of progress in radar altimetry. ESA, Venise, Italie, mars 2006. Conférence invitée. (HTML) .
[11]	Stockdale T., Balmaseda M. et Vidard A. Tropical Atlantic SST prediction with coupled ocean-atmosphere GCMs. J. Climate, 19 (23), 6047–6061, 2006.
[10]	Haines K., Blower J., Drecourt J.-P., Liu C., Vidard A., Astin I. et Zhou X. Salinity Assimilation using S(T) relationships. Mon. We. Rev., 134 (3), 759–771, 2006.(PDF) .
[9]	Davey M., Huddleston M., Ingleby B., Haines K., Le Traon P.-Y., Weaver A., Vialard J., Anderson D., Troccoli A., Vidard A., Burgers G. .J.H., Leeuwenburgh O., Bellucci A., Masina S., Bertino L. et Korn P. Multi-model multi-method multi-decadal ocean analyses from the ENACT project. CLIVAR Exchanges, 11 (3), 22–25, 2006. (PDF) .
[8]	Balmaseda M., Vidard A. et Anderson D. .L.-T. Impact of ARGO temperature and salinity measurements in the new ECMWF ocean analysis system, with focus on the interaction with altimeter data. In 15 years of progress in radar altimetry. ESA, Venise, Italie, mars 2006. Conférence invitée. (HTML) .
[7]	Anderson D. .L.-T., Balmaseda M. et Vidard A. The ECMWF Perspective. In Chassignet E. .P. et Verron J. editors Ocean Weather Forecasting. An Integrated View of Oceanography. Chapitre 13 Springer, 2006.
[6]	Vidard A., Anderson D. et Balmaseda M. Impact of ocean observation systems on ocean analysis and seasonal forecasts. Technical Memorandum, ECMWF, number 460. Avril 2005. (PDF) .
[5]	Vidard A., Piacentini A. et Le Dimet F.-X. Variational data analysis with control of the forecast bias. Tellus A, 56 (3), 177–188, 2004. (PDF) .
[4]	Vidard A., Le Dimet F.-X. et Piacentini A. Determination of optimal nudging coefficients. Tellus A, 55 (1), 1–15, 2003. (PDF) .
[3]	Blayo E., Durbiano S., Vidard A. et Le Dimet F.-X. Reduced order strategies for variational data assimilation in oceanic models. In Sportisse B. et Le Dimet F.-X. editors Data Assimilation for Geophysical Flows. Springer-Verlag, 2003. (PS.GZ) .
[2]	Vidard Arthur. Vers une prise en compte de l'erreur modèle en assimilation de données 4D-variationnelle. Thèse de doctorat, Université Joseph Fourier. december 2001. (PS.GZ) .
[1]	Vidard A., Blayo E., Le Dimet F.-X. et Piacentini A. 4D Variational Data Analysis with Imperfect Model. Flow Turbul. Combust., 65 (3), 489–504, 2000. (PDF) .

links

Nucleus for European Modeling of the Ocean (NEMO)
NEMOVAR
Mercator
European Centre for Medium Range Forecast
Regional Ocean Modelling System (ROMS)
curvelets.org

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