Search Results - "Raimundo Almeida-Filho"

ASSESSMENT OF LANDSCAPE CHANGES IN THE ANAVILHANAS ARCHIPELAGO DURING THE FLOOD PEAK AND DROUGHT EVENTS IN THE RIO NEGRO, CENTRAL AMAZÔNIA, BRAZIL by Almeida-Filho, Raimundo, Shimabukuro, Yosio Edemir, Beisl, Carlos Henrique

“…This article estimates for the first time the extents of the landscape changes in the Anavilhanas Archipelago, as registered by satellite images acquired…”
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Classification of multispectral images based on fractions of endmembers: Application to land-cover change in the Brazilian Amazon by Adams, John B., Sabol, Donald E., Kapos, Valerie, Almeida Filho, Raimundo, Roberts, Dar A., Smith, Milton O., Gillespie, Alan R.

“…Four time-sequential Landsat Thematic Mapper (TM) images of an area of Amazon forest, pasture, and second growth near Manaus, Brazil were classified according…”
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Effects of Band Positioning and Bandwidth on NDVI Measurements of Tropical Savannas by Galvão, Lênio Soares, Vitorello, Ícaro, Filho, Raimundo Almeida

“…The consequences of shifting the spectral location of narrow and broad red (R) and near-infrared (NIR) bands on measurements of the normalized difference…”
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Mega capture of the Rio Negro and formation of the Anavilhanas Archipelago, Central Amazônia, Brazil: Evidences in an SRTM digital elevation model by Almeida-Filho, Raimundo, Miranda, Fernando P.

“…In the Central Amazônia (Brazil), the Solimões River and the Negro River (“Rio Negro”) merge to form the Amazonas, the largest river in the world. Analysis of…”
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Analysis of SRTM data as an aid to hydrocarbon exploration in a frontier area of the Amazonas Sedimentary Basin, northern Brazil by Ibanez, Delano M., Almeida-Filho, Raimundo, Miranda, Fernando P.

“…The Shuttle Radar Topography Mission (SRTM) provided an unprecedented source of space-borne topographic information that has shown to be of particular interest…”
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Mapping land degradation in the Gilbués region, northeastern Brazil, using Landsat TM images by Almeida-Filho, Raimundo, Carvalho, Carolina M.

“…Several areas of land degradation are present in the northeastern part of Brazil, resulting primarily from old practices of vegetation clearing and burning for…”
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Digital processing of a Landsat-TM time series for mapping and monitoring degraded areas caused by independent gold miners, Roraima State, Brazilian Amazon by Almeida-Filho, Raimundo, Shimabukuro, Yosio E

“…A 12-year Landsat-Thematic Mapper (TM) time series (1987–1999) was used for mapping and monitoring evolution of degraded areas caused by independent miners…”
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Evaluation and Perspectives of Using Multitemporal L-Band SAR Data to Monitor Deforestation in the Brazilian AmazÔnia by Almeida-Filho, R., Rosenqvist, A., Shimabukuro, Y.E., dosSantos, J.R.

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Mapeamento da antiga cobertura vegetal de várzea do Baixo Amazonas a partir de imagens históricas (1975-1981) do Sensor MSS-Landsat Mapping ancient vegetation cover of the Amazon floodplain using historical MSS/Landsat images (1975-1981) by Vivian Fróes Renó, Evlyn Marcia Leão Moraes Novo, Raimundo Almeida-Filho, Chieno Suemitsu

“…Este estudo apresenta um mapa da cobertura vegetal da planície de inundação do Rio Amazonas entre as cidades de Parintins (AM) e Almeirim (PA), com base em…”
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Mapeamento da antiga cobertura vegetal de várzea do Baixo Amazonas a partir de imagens históricas (1975-1981) do Sensor MSS-Landsat by Renó, Vivian Fróes, Novo, Evlyn Marcia Leão Moraes, Almeida-Filho, Raimundo, Suemitsu, Chieno

“…Este estudo apresenta um mapa da cobertura vegetal da planície de inundação do Rio Amazonas entre as cidades de Parintins (AM) e Almeirim (PA), com base em…”
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Avaliação de técnicas de segmentação e classificação automática de imagens landsat-tm no mapeamento do uso do solo na Amazônia1 by Raimundo ALMEIDA FILHO, Paulo Sérgio Rezende NASCIMENTO, Getulio Teixeira BATISTA

“…O mapeamento do uso da terra é fundamental para o entendimento dos processos de mudanças globais, especialmente em regiões como a Amazônia que estão sofrendo…”
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Mapping and monitoring land cover types in Corumbiara area, Brazilian Amazônia, using Landsat TM and JERS-1 SAR multitemporal data by Ramon Morais de Freitas, Raimundo Almeida Filho, Tatiana Mora Kuplich, Yosio Edemir Shimabukuro

“…This paper discusses the use of a Landsat Thematic Mapper (TM) and JERS-1 Synthetic Aperture Radar (SAR) time-series for mapping and monitoring land cover…”
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Remote detection of a tonal anomaly in an area of hydrocarbon microseepage, Tucano basin, north-eastern Brazil by Almeida-Filho, Raimundo, Miranda, Fernando P., Yamakawa, Tadashi

“…Mapping of a tonal anomaly in an area of hydrocarbon microseepage was possible using a Landsat-Thematic Mapper false-colour composite consisting of TM2/3,…”
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Multiseasonal and geobotanical approach in remote detection of albitized-greisenized areas in the Serra de Pedra Branca granitic massif, Goias State, Brazil by Almeida Filho, Raimundo

“…This approx 1550 m.y.-old biotite granite is locally altered along cataclastic structures to slightly albitized muscovite granites to greisens. The altered…”
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Classification of multispectral images based on fractions of endmembers - Application to land-cover change in the Brazilian Amazon by Adams, John B, Sabol, Donald E, Kapos, Valerie, Almeida Filho, Raimundo, Roberts, Dar A, Smith, Milton O, Gillespie, Alan R

“…Four time-sequential Landsat TM images of an area of Amazon forest, pasture, and second growth near Manaus, Brazil, were classified according to dominant…”
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The mega capture of the negro river, central amazônia, brazil: a novel feature revealed by SRTM data by Almeida-Filho, R., Miranda, F.P., Beisl, C.H.

“…In Central Amazonia, Brazil, the Solimoes and Negro rivers converge to form the Amazonas, the largest river in the world. Interferometric-derived topographic…”
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Mapping and monitoring land cover in Corumbiara area, Brazilian Amazônia, using JERS-1 SAR multitemporal data by Shimabukuro, Y.E., Almeida-Filho, R., Kuplich, T.M., de Freitas, R.M.

“…This paper discusses the use of a JERS-1 synthetic aperture radar (SAR) time-series for mapping and monitoring land cover in a test site in the region of…”
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