Nitu kumari OJHA - Admise au titre de docteur

Doctorat Surfaces et interfaces continentales, Hydrologie


Thèse soutenue le 15 novembre 2021 - Université de Toulouse

Ecole doctorale : SDU2E - Sciences de l'Univers, de l'Environnement et de l'Espace

Sujet : Estimation de l’humidité du sol à haute résolution spatio-temporelle : une nouvelle approche basée sur la synergie des observations micro-ondes actives/passives et optiques/thermiques

Mots-clés de la thèse : Humidité du sol,Télédétection,Haute résolution,Multi-capteur,

Direction de thèse : Olivier MERLIN

Unité de recherche : CESBIO - Centre d'Etudes Spatiales de la BIOsphère UMR 5126 - TOULOUSE

Master - Master in Geoiformatics

obtenu en avril 2015 - University of Pune
Option : Geoinformatics

Production scientifique

- Ojha, Nitu and Merlin, Olivier and Suere, Christophe and Escorihuela, Maria Jos{\'e} 2021. Extending the Spatio-Temporal Applicability of DISPATCH Soil Moisture Downscaling Algorithm: A Study Case Using SMAP, MODIS and Sentinel-3 Data   Frontiers in Environmental Science, 9, 40, Ojha, N., Merlin, O., Suere, C. and Escorihuela, M.J., 2021. Extending the Spatio-Temporal Applicability of DISPATCH Soil Moisture Downscaling Algorithm: A Study Case Using SMAP, MODIS and Sentinel-3 Data. Frontiers in Environmental Science, 9, p.40.
- Ait Hssaine, Bouchra and Chehbouni, Abdelghani and Er-Raki, Salah and Khabba, Said and Ezzahar, Jamal and Ouaadi, Nadia and Ojha, Nitu and Rivalland, Vincent and Merlin, Olivier 2021. On the Utility of High-Resolution Soil Moisture Data for Better Constraining Thermal-Based Energy Balance over Three Semi-Arid Agricultural Areas   Remote Sensing, 13,727, Ait Hssaine, B., Chehbouni, A., Er-Raki, S., Khabba, S., Ezzahar, J., Ouaadi, N., Ojha, N., Rivalland, V. and Merlin, O., 2021. On the Utility of High-Resolution Soil Moisture Data for Better Constraining Thermal-Based Energy Balance over Three Semi-
- Román-Cascón, C., Lothon, M., Lohou, F., Ojha, N., Merlin, O., Aragonés, D., González-Dugo, M.P., Andreu, A., Pellarin, T., Brut, A. and Soriguer, R.C., 2020. 2020. Can We Use Satellite-Based Soil-Moisture Products at High Resolution to Investigate Land-Use Differences and Land–Atmosphere Interactions? A Case Study in the Savanna   Can We Use Satellite-Based Soil-Moisture Products at High Resolution to Investigate Land-Use Differences and Land–Atmosphere Interactions? A Case Study in the Savanna, 12(11), 1701.,
- Nitu Ojha, Olivier Merlin, Maria Jose Escorihuela 2020. Towards Synergies Between Thermal-Disaggregated And Sentinel1Based Soil Moisture Data Sets   Towards Synergies Between Thermal-Disaggregated And Sentinel1Based Soil Moisture Data Sets, Conference: 2020 Mediterranean and Middle-East Geoscience and Remote Sensing Symposium (M2GARSS),
- Bouchra Ait Hssaine , Olivier Merlin, Jamal Ezzahar, Nitu Ojha, Salah Er-raki, and Said Khabba 2019. An evapotranspiration model self-calibrated from remotely sensed surface soil moisture, land surface temperature and vegetation cover fraction: application to disaggregated SMOS and MODIS data   Hydrol. Earth Syst. Sci, 10.5194/hess-2019-105,
- Olivier Merlin1, Luis Olivera-Guerra1, Christophe SUERE1, Maria Jose Escorihuela2, Salah Er-Raki3 2019. Disaggregation of SMOS Soil Moisture at 100 m resolution using Landsat data and a stepwise approach   Living Planet symposium, LPS19,
- Luis Olivera-Guerra , Olivier Merlin , Salah Er-Raki , Maria Jose Escorihuela , Mireia Fontanet , Nitu Ojha 2019. Irrigation Mapping at the Crop Field Scale Using a Combined Optical/Thermal Data and FAO-Based Modeling   Living Planet symposium, LSP19,
- Bouchra Ait Hssaine, Olivier Merlin, Jamal Ezzahar, Nitu Ojha, Salah Er-raki, and Said Khabba 2019. Mapping evapotranspiration at 1 km resolution from disaggregated SMOS soil moisture and MODIS surface temperature/vegetation index data   Living Planet symposium, LSP19,
- Ojha, Nitu and Merlin, Olivier and Molero, Beatriz and Suere, Christophe and Olivera-Guerra, Luis and Ait Hssaine, Bouchra and Amazirh, Abdelhakim and Al Bitar, Ahmad and Escorihuela, Maria Jose and Er-Raki, Salah 2019. Stepwise disaggregation of SMAP soil moisture at 100 m resolution using Landsat-7/8 data and a varying intermediate resolution   Remote Sensing, 11,1863, Ojha, N., Merlin, O., Molero, B., Suere, C., Olivera-Guerra, L., Ait Hssaine, B., Amazirh, A., Al Bitar, A., Escorihuela, M.J. and Er-Raki, S., 2019. Stepwise disaggregation of SMAP soil moisture at 100 m resolution using Landsat-7/8 data and a varyi
- Bouchra Ait Hssaine , Olivier Merlin , Jamal Ezzahar , Nitu Ojha , Said Khabba 2018. Mapping Evapotranspiration by combining Optical/Microwave remote sensing data (multi-resolution) and surface-atmosphere exchange modeling   IX International Symposium on Irrigation of Horticultural Crops, symposium nr 612, abstract nr 61,
- Nitu Oiha; Olivier Merlin; Beatriz Molero; Christophe Sucre; Luis Olivera; Vincent Rivalland; Salah Er-Raki 2018. Sequential Downscaling of the SMOS Soil Moisture at 100 M Resolution Via a Variable Intermediate Spatial Resolution   IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018, pp. 3735-3738, http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=8518599&isnumber=8517275
Dernière mise à jour le 29 janvier 2022