DATA ASSIMILATION OF REMOTELY SENSED SOIL MOISTURE TO DETECT WATER STRESS PERIODS IN AGRICULTURAL AREAS

Héctor Ernesto Huerta-Batiz, Daniel Enrique Constantino-Recillas, Alejandro Monsiváis-Huertero, Ramón Sidonio Aparicio-García, Eduardo Arizmendi-Vasconcelos, José Carlos Jiménez-Escalona, Cira Francisca Zambrano-Gallardo, Jasmeet Judge

Producción científica: Capítulo del libro/informe/acta de congresoContribución a la conferenciarevisión exhaustiva

Resumen

In this study, a data assimilation framework based on the Ensemble Kalman Filter was implemented including a soil-vegetation-atmosphere energy transfer (SVAT) model. The SVAT model has been calibrated with in-situ data in the central region of Mexico, with temperate subhumid climate. The soil moisture information from ten locations was scaled within a 36km satellite pixel. Both synthetic observations and SMAP SM retrieval were assimilated and they improved by 29% compared to open-loop simulations. Particularly, the assimilated soil moisture allows us to have a better characterization of periods of water stress for corn cultivation.

Idioma originalInglés
Título de la publicación alojadaIGARSS 2021 - 2021 IEEE International Geoscience and Remote Sensing Symposium, Proceedings
EditorialInstitute of Electrical and Electronics Engineers Inc.
Páginas1331-1334
Número de páginas4
ISBN (versión digital)9781665403696
DOI
EstadoPublicada - 2021
Evento2021 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2021 - Brussels, Bélgica
Duración: 12 jul. 202116 jul. 2021

Serie de la publicación

NombreInternational Geoscience and Remote Sensing Symposium (IGARSS)
Volumen2021-July

Conferencia

Conferencia2021 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2021
País/TerritorioBélgica
CiudadBrussels
Período12/07/2116/07/21

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