[1] Y. H. Kerr, F. Sécherre, J. Lastenet, and J.-P. Wigneron, "SMOS: Analysis of perturbing effects over landsurfaces," presented at IGARSS'03, Toulouse France, 2003.[2] O. Merlin, A. Chehbouni, G. Boulet, and Y. Kerr, "Assimilation of the disaggregated microwave soilmoisture into hydrological mo<strong>de</strong>ling using coarse resolution meteorological data: a case study based on theMonsoon '90 data," submitted 2005.[3] O. Merlin, A. Chehbouni, and Y. Kerr, "A downscaling method for distributing surface soil moisture withina microwave pixel: application to monsoon'90 data.," presented at Microwave Radiometry and RemoteSensing Applications, Microrad'04, Rome, Italie, 2004.[4] O. Merlin, A. Chehbouni, Y. Kerr, J.-P. Wigneron, A. Olioso, G. Boulet, B. Duchemin, and V. Lakshmi,"Synergistic use of multispectral remotely sensed data to inverts surface soil moisture (EAE03-A-14258),"presented at EGS-AGU-EUG Joint Assembly, Nice, France, 2003.[5] O. Merlin, A. G. Chehbouni, and Y. Kerr, "A downscaling method for distributing surface soil moisturewithin a microwave pixel: application to Monsoon '90 data.," RSE, submitted 2005.[6] O. Merlin, A. G. Chehbouni, Y. H. Kerr, E. G. Njoku, and D. Entekhabi, "A Combined Mo<strong>de</strong>ling and Multi-Spectral/Multi-Resolution Remote Sensing Approach for Disaggregation of Surface Soil Moisture:Application to SMOS Configuration," IEEE Geoscience and Remote Sensing, vol. 43, pp. 2036-2050, 2005.[7] A. Chehbouni, C. Watts, Y. H. Kerr, G. Dedieu, J. C. Rodriguez, F. Santiago, P. Cayrol, G. Boulet, and D.C. Goodrich, "Methods to Aggregate Turbulent Fluxes over Heterogeneous Surfaces: Application toSALSA data set in Mexico," Agr. Forest Meteor., vol. 105, pp. 133-144, 2000.[8] S. Mathiaud and Y. H. Kerr, "Extraction <strong>de</strong> l'Humidité <strong>de</strong> surface sur <strong>de</strong>s pixels hétérogènes," CESBIO,Toulouse, Stage fin d'Etu<strong>de</strong>s Juin 2000 2000.[9] R. D. Magagi and Y. H. Kerr, "Estimating surface soil moisture and soil roughness from ERS-1winscatterometer data over semi-arid area: use of the co-polarisation ratio," Remote Sens. Environ., pp. 432-445, 2001.[10] R. D. Magagi, Y. H. Kerr, and J.-C. Meunier, "Results of combining L- and C-band passive microwaveairborne data over the Sahelian area," Geoscience and Remote Sensing, IEEE Transactions on, vol. 38, pp.1997-2008, 2000.[11] Y. Kerr and P. Waldteufel, "Note on suggested archival scheme for SMOS' level 3 and higher," CBSA,Toulouse SO-TN-CBSA-GS-0002, version 1.a, 01/04/2003 2003.[12] Y. Kerr and P. Waldteufel, "Mission Products and Data processing requirements For SMOS," CBSA,Toulouse SO-TN-CBSA-GS-0001, version 1.a, 17/02/2003 2003.[13] Y. Kerr and P. Waldteufel, "SMOS Level 2 Processor High level requirements," CBSA, Toulouse SO-TN-CBSA-GS-0003, version 2b, 20/07/2004 2004.[14] Y. Kerr and P. Waldteufel, "SMOS Level 3 & 4 data User Mo<strong>de</strong>l," CBSA, Toulouse SO-TN-CBSA-GS-0004, version 1.a, 30/07/2004 2005.[15] Y. Kerr, P. Waldteufel, P. Richaume, I. Davenport, P. Ferrazzoli, and J. Wigneron, "Table GenerationRequirement Document (TGRD) for the SMOS Level 2 Soil Moisture prototype Processor Development(SMPPD)," CBSA-INRA-UoR-TVU, Toulouse France ASC_SMPPD_005, Version 3.00, August 4 th , 20052005.[16] Y. H. Kerr and P. Bahurel, "Algorithmes et chaînes <strong>de</strong> traitements SMOS (Soil Moisture and OceanSalinity), et modélisation opérationnelle appliquée à l'océanographie (MERCATOR)." CNRS, Toulouse (F),Proposal to région Midi pYrénées April 2000 2000.[17] Y. H. Kerr and P. Waldteufel, "First Sketch of what could be the SMOS Processing scheme," CESBIO,Toulouse 05/09/2001 2001.[18] Y. H. Kerr, J.-P. Wigneron, P. Waldteufel, P. Ferrazzoli, M. Par<strong>de</strong>, A. Chanzy, and J.-C. Calvet, "TheSMOS mission: surface soil moisture retrieval," presented at ISPRS 8th Symposium on physicalmeasurements and signatures in remote sensing, Aussois France, 2001.[19] Y. H. Kerr, S. Kaladgew, N. Mognard, J. C. Meunier, and R. D. Magagi, "Synergistic use of passive andactive microwaves: Examples over semi arid and periarctic regions," presented at Physical measurementsand Signatures in remote sensing, Courchevel, France, 1997.[20] R. Magagi and Y. H. Kerr, "Estimation <strong>de</strong>s paramètres <strong>de</strong> surface en micro-on<strong>de</strong>s actives: inter comparaisonavec les donnees terrain," presented at 7èmes journées scientifiques du réseau télédétection <strong>de</strong> l'Aupelf-Urelf, Sainte Foy Canada, 1997.[21] R. D. Magagi and Y. H. Kerr, "Vegetation cover study over arid and semi-arid areas: Use of ERS1 WindScatterometer," presented at Xe Journées Hydrologiques <strong>de</strong> l'ORSTOM, Montpellier, France, 1994.[22] R. D. Magagi and Y. H. Kerr, "Vegetation Cover Study over Semi-Arid Areas by Use of the ERS1 WindScatterometer," presented at PIERS'94, Noordwijk, Netherlands, 1994.[23] R. D. Magagi and Y. H. Kerr, "Use of ERS-1 windscatterometer for surface characteristics study on semiaridareas," presented at 6th International Symposium "Physical Measurements and Signatures in RemoteSensing", Val d'Isère, France, 1994.198
[24] R. D. Magagi and Y. H. Kerr, "Temporal and Spatial Variabilities of Surface roughness response overHapex-Sahel area: Use of ERS1 Windscatterometer," presented at IGARSS'95, Firenze, Italie, 1995.[25] R. D. Magagi and Y. H. Kerr, "Characterization of surface parameters over arid and semi-arid areas by useof ERS-1 windscatterometer," Remote Sensing Reviews, vol. 15, pp. 133-155, 1997.[26] R. D. Magagi and Y. H. Kerr, "Retrieval of soil moisture and vegetation characteristics by use of ERS1Windscatterometer over arid and semi arid areas.," Journal of Hydrology, vol. 188-189, pp. 361-384, 1997.[27] J. Johannessen, C. L. Provost, H. Drange, M. Srokosz, PhilipWoodworth, P. Sclüssel, P. L. Grand, Y. Kerr,D. Wingham, and H. Rebhan, "Observing the Ocean from Space: Emerging capabilities in Europe," inObserving the Oceans in the 21st Century, C. J. K. a. N. R. Smith, Ed. Melbourne, AUS: GODAE ProjectOffice and Bureau of Meteorology, 2002, pp. 198-208.[28] Y. Kerr, J. Font, P. Waldteufel, A. Camps, J. Bará, I. Corbella, F. Torres, N. Duffo, M. Vall.llossera, and G.Caudal, "Next Generation Radiometers: SMOS A dual pol L-band 2D Aperture Synthesis Radiometer,"presented at 2000 IEEE Aerospace conference, Big Sky, Montana, 2000.[29] Y. H. Kerr, "The SMOS Mission: MIRAS on RAMSES. a proposal to the call for Earth ExplorerOpportunity Mission," CESBIO, Toulouse (F), proposal 30/11/1998 1998.[30] Y. Kerr, "Measuring soil moisture and ocean salinity from space: the SMOS mission.," in Lettre MEDIAS,vol. 15, 2005, pp. 26-28.[31] Y. Kerr, "SMOS Un Baromètre pour l'humidité <strong>de</strong>s sols (Measuring soil moisture)," in CNES MAG, 2005,pp. 40-41.[32] Y. H. Kerr, "Microondas passivas," in Tele<strong>de</strong>teccion, S. J.A., Ed. Valencia (Sp): Servicio <strong>de</strong> Publicaciones,Universidad <strong>de</strong> Valencia, 2001, pp. 199-239.[33] Y. H. Kerr, P. <strong>de</strong> Rosnay, M.-J. Escorihuela, J.-P. Wigneron, T. Pellarin, J.-C. Calvet, F. Cabot, and M.Berger, "Estimation of soil moisture from SMOS data: Methods and approaches, first results," presented atIGARSS05, Seoul Korea, 2005.[34] Y. H. Kerr, J. Font, P. Waldteufel, and M. Berger, "The Soil Moisture and Ocean salinity Mission -:SMOS,"in Earth Observation Quarterly, 2000, pp. 18-26.[35] Y. H. Kerr, P. Waldteufel, and M. Berger, "Mission Objectives and Scientific Requirements of the SoilMoisture and Ocean Salinity (SMOS) Mission," ESA:ESTEC, Noordwijk (NL), MRD March 2001 2001.[36] Y. H. Kerr, P. Waldteufel, J.-P. Wigneron, J.-M. Martinuzzi, J. Font, and M. Berger, "Soil MoistureRetrieval from Space: The Soil Moisture and Ocean Salinity (SMOS) Mission," IEEE Trans.Geosci.andRemote Sens., vol. 39, pp. 1729-1735, 2001.[37] P. Silvestrin, M. Berger, Y. H. Kerr, and J. Font, "ESA's Second Earth Explorer Opportunity Mission: Thesoil Moisture and Ocean salinity Mission - SMOS," IEEE Geoscience and Remote Sensing Newsletter, pp.11-14, 2001.[38] G. Lagerloef, J. Font, C. Koblinsky, and R. Colomb, "The Aquarius/SAC-D salinity mapping mission andsynergies with SMOS," presented at IEEE International Geosciences and Remote Sensing SymposiumIGARSS2003, Toulouse, 2003.[39] D. Entekhabi, E. G. Njoku, P. Houser, M. Spencer, T. Doiron, Y. Kim, J. Smith, R. Girard, S. Belair, W.Crow, T. J. Jackson, Y. H. Kerr, J. S. Kimball, R. Koster, K. C. McDonald, P. E. O'Neill, T. Pultz, S. W.Running, J. Shi, E. Wood, and J. van Zyl, "The hydrosphere State (hydros) Satellite mission: an Earthsystem pathfin<strong>de</strong>r for global mapping of soil moisture and land freeze/thaw," Geoscience and RemoteSensing, IEEE Transactions on, vol. 42, pp. 2184-2195, 2004.[40] P. Waldteufel, J.-L. Vergely, J. P. Wigneron, and F. Petitcolin, "Multi-step retrieval of soil moisture fromspace borne radiometry," presented at EGU GA1, Nice, France, 2004.[41] J.-P. Wigneron, J.-C. Calvet, T. Pellarin, A. van <strong>de</strong> Griend, M. Berger, and P. Ferrazzoli, "Retrieving soilmoisture from Microwave radiometric observations: current status and future plans," Remote Sensing of theEnvironment, vol. 85, pp. 489-506, 2003.[42] J.-P. Wigneron, A. Chanzy, J.-C. Calvet, A. Olioso, and Y. Kerr, "Mo<strong>de</strong>ling approaches to assimilating L-Band passive microwave observations over land surfaces," J. Geophys. Res., vol. 107, pp.DOI10.1029/2001JD000958, 2002.[43] J.-P. Wigneron, P. Waldteufel, A. Chanzy, J. C. Calvet, and Y. Kerr, "Two-D microwave interferometerretrieval capabilities of over land surfaces (SMOS Mission)," Rem. Sens. Environ., vol. 73, pp. 270-282,2000.[44] Y. H. Kerr, J.-P. Wigneron, P. Waldteufel, J.-C. Calvet, and M. Berger, "Soil moisture monitoring withSMOS," presented at SPIE - RS, Toulouse France, 2001.[45] E. Anterrieu, "Apodization functions for SMOS (Keynote)," presented at 3rd SMOS Workshop, DLR,Wessling (D), 2001.[46] E. Anterrieu, "Stabilized image reconstruction algorithm for synthetic aperture imaging radiometers,"presented at IGARSS02, Toronto Ca, 2002.199
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Centre d’Etudes Spatiales de la B
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Organigramme scientifique 2001-2005
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Les Equipes et Projets de ce bilan
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2.1 Physique de la mesure dans le d
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Backscattering coefficient° (dB)-1
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immédiats: (1) meilleure précisio
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fractale remplit la portion de plan
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l’objet d’inversion au CESBIO.
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Simonneaux V, François P. 2003. Id
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Fig 1. Schéma de principe de l’a
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flux. Dans ce contexte, un effort i
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Les premiers tests de DART-EB ont
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296294292290Température28828628428
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3.2 -La paramétrisation des échan
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plusieurs versions du module sol (F
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3.5 . le problème d’agrégationP
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d’entrée est surestimée et qu
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Bilan du projet 1 : "Sud-Ouest"Bila
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NFricheSSite SMOSLa GaronneFigure 3
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Figure 6 : Parcelle expérimentale
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Figure 10 : Carte de répartition d
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BoisLandePréTerre cultivableVignes
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Les données enregistrées en conti
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20042005654maizesunflower654sunflow
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2002 2003 2004Bois 6.5% 10.4% 9.3%C
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forte pression de l’agriculture u
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ToulouseFigure 37 : Besoins en eau
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20032002Figure 42 : Evapotranspirat
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9876543210-1-janv. 1-mars 30-avr. 2
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5.5 Détermination de la photosynth
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débit (en m3/s)76543210état actue
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En analysant les caractéristiques
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la mise en place de bandes enherbé
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Symposium onPhysical Measurements a
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11 ANNEXE 1Données spatialisées u
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Cette occupation du sol possède de
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La montagneLa couverture végétale
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Spatialisation des caractéristique
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organique dissous alors que le rés
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Le modèle a été en premier lieu
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conséquent été retenues : il s
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3. Activités de formation et trans
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Maisongrande P, Duchemin B, Dedieu
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Chehbouni AG, Escadafal R, Boulet G
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Hadria R, Duchemin B., Lahrouni A.,
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préoccupations du Comité Scientif
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3.2 HydrogéologieLa nappe du Haouz
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Une première piste, partiellement
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2004, Merlin et al. 2005). Il est e
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modes de gestion des terres qui ser
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Sudmed et IRRIMED pourront être é
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spectral/multi-resolution remote se
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Le projet ‘Sahel’ est donc moti
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forte variabilité temporelle exist
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production de biomasse qui en résu
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chaleur sensible et latent, sous fo
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. Variables météorologiques: Deux
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Figure 5 : Echelles spatiales conce
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6.1. Produits ‘végétation’Le
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puits, forages) et les mouvements d
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284
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• maximiser la qualité des donn
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multi-angulaires et bi-polarisées
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d’équipes participant au projet
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UPC, HUT, TUD, DLR, ECMWF, KNMI, UK
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Objectifs de la mission Questions s
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5 ConclusionEn raison de ses compé
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Projets OMPIl s’agit de projets i
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2. le bassin de l’Amazone où out
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Publications CESBIO récentes sur l