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Registro Completo
Biblioteca(s): |
Embrapa Agricultura Digital. |
Data corrente: |
03/07/2020 |
Data da última atualização: |
07/07/2020 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 1 |
Autoria: |
ESQUERDO, J. C. D. M.; ANTUNES, J. F. G.; COUTINHO, A. C.; SPERANZA, E. A.; KONDO, A. A.; SANTOS, J. L. dos. |
Afiliação: |
JULIO CESAR DALLA MORA ESQUERDO, CNPTIA; JOAO FRANCISCO GONCALVES ANTUNES, CNPTIA; ALEXANDRE CAMARGO COUTINHO, CNPTIA; EDUARDO ANTONIO SPERANZA, CNPTIA; ANDRÉIA AKEMI KONDO; JOÃO LUIS DOS SANTOS. |
Título: |
SATVeg: a web-based tool for visualization of MODIS vegetation indices in South America. |
Ano de publicação: |
2020 |
Fonte/Imprenta: |
Computers and Electronics in Agriculture, v. 175, p. 1-9, Aug. 2020. |
DOI: |
https://doi.org/10.1016/j.compag.2020.105516 |
Idioma: |
Inglês |
Notas: |
Article 105516. |
Conteúdo: |
Abstract. Time series of satellite images have been widely used in a range of applications, specially involving the green biomass monitoring in the Earth surface. A set of land surface products, including images of vegetation indices (VI), is derived from the Moderate Resolution Imaging Spectroradiometer (MODIS) sensor since 2000. This paper reports the development of the Temporal Vegetation Analysis System (SATVeg), a free web-based tool designed to provide instantaneous access to temporal profiles of MODIS VI in South America. The system´s architecture is based on a geospatial database specially modeled to store the time series of images and ensure instantaneous queries and efficient updating. The results of the geospatial database modelling and respective response time for queries and updates, as well as the main functionalities of the system, are presented and discussed. Instantaneous reconstruction of time series provided by a set of filtering procedures is also related. Application examples of VI temporal profiles generated by SATVeg are presented and the system´s limitations are also discussed. Our results show the potential of the web-system for supporting a set of land use and land cover monitoring activities in South America through a simple and friendly user interface. |
Palavras-Chave: |
Geospatial database; Índice de vegetação; Land-use monitoring; Monitoramento de uso da terra; Séries temporais de imagens de satélite; Temporal Vegetation Analysis System. |
Thesagro: |
Sensoriamento Remoto. |
Thesaurus NAL: |
Remote sensing; Time series analysis; Vegetation index. |
Categoria do assunto: |
-- |
Marc: |
LEADER 02377naa a2200325 a 4500 001 2123619 005 2020-07-07 008 2020 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1016/j.compag.2020.105516$2DOI 100 1 $aESQUERDO, J. C. D. M. 245 $aSATVeg$ba web-based tool for visualization of MODIS vegetation indices in South America.$h[electronic resource] 260 $c2020 500 $aArticle 105516. 520 $aAbstract. Time series of satellite images have been widely used in a range of applications, specially involving the green biomass monitoring in the Earth surface. A set of land surface products, including images of vegetation indices (VI), is derived from the Moderate Resolution Imaging Spectroradiometer (MODIS) sensor since 2000. This paper reports the development of the Temporal Vegetation Analysis System (SATVeg), a free web-based tool designed to provide instantaneous access to temporal profiles of MODIS VI in South America. The system´s architecture is based on a geospatial database specially modeled to store the time series of images and ensure instantaneous queries and efficient updating. The results of the geospatial database modelling and respective response time for queries and updates, as well as the main functionalities of the system, are presented and discussed. Instantaneous reconstruction of time series provided by a set of filtering procedures is also related. Application examples of VI temporal profiles generated by SATVeg are presented and the system´s limitations are also discussed. Our results show the potential of the web-system for supporting a set of land use and land cover monitoring activities in South America through a simple and friendly user interface. 650 $aRemote sensing 650 $aTime series analysis 650 $aVegetation index 650 $aSensoriamento Remoto 653 $aGeospatial database 653 $aÍndice de vegetação 653 $aLand-use monitoring 653 $aMonitoramento de uso da terra 653 $aSéries temporais de imagens de satélite 653 $aTemporal Vegetation Analysis System 700 1 $aANTUNES, J. F. G. 700 1 $aCOUTINHO, A. C. 700 1 $aSPERANZA, E. A. 700 1 $aKONDO, A. A. 700 1 $aSANTOS, J. L. dos 773 $tComputers and Electronics in Agriculture$gv. 175, p. 1-9, Aug. 2020.
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