Digital elevation models in the automatic delimitation of the Taquari-Antas river sub-basins in Rio Grande do Sul State - Brazil;
Digitale Höhenmodelle in der automatischen Abgrenzung der Flusseinzugsgebiete des Taquari-Antas in Rio Grande do Sul - Brasilien;
Modelos digitales de elevación en la delimitación automática de las subcuencas de los ríos Taquari-Antas en Rio Grande do Sul - Brasil;
Modèles numériques d'élévation dans la délimitation automatique des sous-bassins de la rivière Taquari-Antas dans le Rio Grande do Sul - Brésil

dc.creatorMELATI, Maurício Dambrós
dc.creatorMARCUZZO, Francisco Fernando Noronha
dc.date2015-12-03T18:48:07Z
dc.date2015-12-03T18:48:07Z
dc.date2015
dc.date.accessioned2023-10-03T22:37:52Z
dc.date.available2023-10-03T22:37:52Z
dc.identifierMELATI, Mauricio Dambrós; MARCUZZO, Francisco Fernando Noronha. Modelos digitais de elevação na delimitação automática das sub-bacias do rio Taquari-Antas no Rio Grande do Sul. In: SIMPÓSIO BRASILEIRO DE SENSORIAMENTO REMOTO, 17., 25-29 abr. 2015, João Pessoa. Anais... São José dos Campos: INPE, 2015. v. 1. p. 360-367. Disponível em: <http://www.dsr.inpe.br/sbsr2015/files/p0075.pdf>. Acesso em: 25 set. 2015.
dc.identifierhttps://rigeo.cprm.gov.br/handle/doc/15126
dc.identifier.urihttps://repositorioslatinoamericanos.uchile.cl/handle/2250/9188500
dc.descriptionThe use of Geographic Information System for automatic generation of river basins, from Digital Elevation Models are of great importance because, while it provides a time saving automates mechanical processes, reduces the number of people involved in work and reduces the subjectivity of the definition. The goal of this work is to study and discuss the qualitative properties and the accuracy of the automatic delineation of watersheds using ASTER-GDEM (30m), TOPODATA (30m) SRTM (90m) digital elevation models, compared with a DEM interpolated with pixel resolution of 90m from topographic maps at scale 1: 50,000, in the basin of river Taquari-Antas, in southern Brazil. It was found that digital elevation models obtained by remote sensors showed quite accurate for delineation of sub-basins in areas with steep slope results, but showed limitations for the generation of drainage in the flat regions of the sub-basin Taquari-Antas. In this case, the use of digital elevation models interpolated from contour lines is a good alternative to solve the problem presented.
dc.descriptionEste trabalho abrange a Serra Gaúcha, na região do Vale do Taquari abrangendo os seguintes municípios: Taquari, Antônio Prado, Veranópolis,Bento Gonçalves, Cambará do Sul, Carlos Barbosa, Caxias do Sul, Estrela,Triunfo, Ibiraiaras, São Francisco de Paula, Cambará do Sul, São José dos Ausentes, Arroio Jacaré, Arroio Augusta, Arroio Seca, Arroio Boa Vista, Arroio Sampaio,Arroio Estrela,Arroio Castelhano, Arroio Marrecão, Arroio Retiro, Arroio Biazus, Arroio Tega, Arroio do Inferno, Arroio Mulada, Arroio Pinheiro Alto, Arroio São Tomé, Arroio Bagual. Cobre os seguintes rios: Rio São Marcos, Rio Taquari-Antas, Rio Taquari, Rio Antas,Rio Turvo, Rio Carreiro, Rio Guaporé, Rio Forqueta, Baixo Taquari-Antas, Médio Taquari-Antas, Alto Taquari-Antas,Rio Tainhas, Rio Lageado Grande, Rio Humatã, Rio Forquetinha, ,Rio Taquari-Mirim,Rio Burati, Rio Quebra Dentes,Rio Camisas.
dc.formatapplication/pdf
dc.formatapplication/pdf
dc.formatimage/jpeg
dc.languagept_BR
dc.publisherINPE
dc.rightsopen
dc.subjectHidrologia
dc.subjectInterpolação
dc.subjectSensoriamento Remoto
dc.subjectModelos digitais de elevação
dc.subjectMDE
dc.subjectDelimitação automática
dc.subjectSub-bacia 86
dc.subjectRio Grande do Sul
dc.subjectTOPODATA
dc.subjectSRTM
dc.subjectASTER
dc.subjectRASTER
dc.subjectIDRISI
dc.subjectSerra Gaúcha
dc.subjectHydrology
dc.subjectinterpolation
dc.subjectRemote Sensing
dc.subjectRiver Taquari-Antas
dc.subjectBasin
dc.subjectWatershed
dc.subjectDigital Elevation Models
dc.subjectGeneration of Drainage
dc.titleModelos digitais de elevação na delimitação automática das sub-bacias do rio Taquari-Antas no Rio Grande do Sul
dc.titleDigital elevation models in the automatic delimitation of the Taquari-Antas river sub-basins in Rio Grande do Sul State - Brazil
dc.titleDigitale Höhenmodelle in der automatischen Abgrenzung der Flusseinzugsgebiete des Taquari-Antas in Rio Grande do Sul - Brasilien
dc.titleModelos digitales de elevación en la delimitación automática de las subcuencas de los ríos Taquari-Antas en Rio Grande do Sul - Brasil
dc.titleModèles numériques d'élévation dans la délimitation automatique des sous-bassins de la rivière Taquari-Antas dans le Rio Grande do Sul - Brésil
dc.typeWorking Paper


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