2011
DOI: 10.1080/01431161.2010.495096
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Harmonic amplitude-terms mask to highlight agriculture in the savanna domain below the Brazilian Amazonian frontier

Abstract: In the present decade, agricultural monitoring has increased in importance world-wide mainly due to sensitive matters, such as the current food crises, bio-fuels boom and the land-use/land-cover (LULC) changes from savanna (Brazilian Cerrados) and forest areas to agricultural expansion. In this complex context there is a requirement for quick and operational procedures to monitor change. We propose a simple but effective technique to mask out and identify annual crop areas (e.g. soybean) in the Brazilian Amazo… Show more

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Cited by 4 publications
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“…Assim, é possível identificar a dinâmica da vegetação em distintas escalas temporais, acompanhando-se as variações dos ciclos fenológicos e caracterizando-se a transição entre diferentes usos e coberturas do solo ao longo dos anos (Ramme et al, 2010;Arenas-Toledo & Epiphanio, 2011).…”
Section: Resultsunclassified
“…Assim, é possível identificar a dinâmica da vegetação em distintas escalas temporais, acompanhando-se as variações dos ciclos fenológicos e caracterizando-se a transição entre diferentes usos e coberturas do solo ao longo dos anos (Ramme et al, 2010;Arenas-Toledo & Epiphanio, 2011).…”
Section: Resultsunclassified