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1. Identificação
Tipo de ReferênciaArtigo em Revista Científica (Journal Article)
Siteplutao.sid.inpe.br
Código do Detentorisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identificador8JMKD3MGP3W/3RAQTF4
Repositóriosid.inpe.br/plutao/2018/06.19.04.48.02   (acesso restrito)
Última Atualização2018:06.20.12.38.27 (UTC) simone
Repositório de Metadadossid.inpe.br/plutao/2018/06.19.04.48.03
Última Atualização dos Metadados2019:01.14.17.09.18 (UTC) administrator
DOI10.4172/2327-4581.1000179
ISSN2327-4581
Rótulolattes: 3997386421385499 8 FelgueirasOCNRORS:2018:FuBaGe
Chave de CitaçãoFelgueirasOCNRORSM:2018:FuBaGe
TítuloFusion based on geostatistics to improve the altimetry accuracies of digital elevation models
Ano2018
Data de Acesso02 maio 2024
Tipo de Trabalhojournal article
Tipo SecundárioPRE PI
Número de Arquivos1
Tamanho2880 KiB
2. Contextualização
Autor1 Felgueiras, Carlos Alberto
2 Ortiz, Jussara de Oliveira
3 Camargo, Eduardo Celso Gerbi
4 Namikawa, Laércio Massaru
5 Rosim, Sérgio
6 Oliveira, João Ricardo de Freitas
7 Rennó, Camilo Daleles
8 Sant'Anna, Sidnei João Siqueira
9 Monteiro, Antônio Miguel Vieira
Identificador de Curriculo1 8JMKD3MGP5W/3C9JGQD
2 8JMKD3MGP5W/3C9JHKL
3 8JMKD3MGP5W/3C9JGUK
4 8JMKD3MGP5W/3C9JHL5
5 8JMKD3MGP5W/3C9JJ8E
6 8JMKD3MGP5W/3C9JHF2
7 8JMKD3MGP5W/3C9JGN2
8 8JMKD3MGP5W/3C9JJ8N
9 8JMKD3MGP5W/3C9JGJN
Grupo1 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
2 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
3 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
4 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
5 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
6 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
7 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
8 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
9 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
Afiliação1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 Instituto Nacional de Pesquisas Espaciais (INPE)
5 Instituto Nacional de Pesquisas Espaciais (INPE)
6 Instituto Nacional de Pesquisas Espaciais (INPE)
7 Instituto Nacional de Pesquisas Espaciais (INPE)
8 Instituto Nacional de Pesquisas Espaciais (INPE)
9 Instituto Nacional de Pesquisas Espaciais (INPE)
Endereço de e-Mail do Autor1 carlos@dpi.inpe.br
2 jussara.ortiz@inpe.br
3 eduardo.camargo@inpe.br
4 laercio.namikawa@inpe.br
5 sergio.rosim@inpe.br
6 oao.ricardo@inpe.br
7 camilo.renno@inpe.br
8 sidnei.santanna@inpe.br
9 miguel.monteiro@inpe.br
RevistaGeoinformatics and Geostatistics: an Overview
Volume6
Número2
Páginas1-7
Histórico (UTC)2018-06-19 04:48:03 :: lattes -> administrator ::
2018-06-19 11:34:31 :: administrator -> lattes :: 2018
2018-06-20 12:38:31 :: lattes -> administrator :: 2018
2018-07-04 17:53:27 :: administrator -> simone :: 2018
2018-07-06 12:19:06 :: simone -> administrator :: 2018
2019-01-04 16:58:50 :: administrator -> simone :: 2018
2019-01-07 10:54:53 :: simone -> administrator :: 2018
2019-01-14 17:09:18 :: administrator -> simone :: 2018
3. Conteúdo e estrutura
É a matriz ou uma cópia?é a matriz
Estágio do Conteúdoconcluido
Transferível1
Tipo do ConteúdoExternal Contribution
Tipo de Versãopublisher
Palavras-ChaveElevation data fusion
Digital elevation modeling
DEM accuracy
Geostatistics
Kriging
Co-kriging
ResumoFusions based on geostatistical methods are used in this article to improve the accuracy of the altimetry attribute of Digital Elevation Models (DEMs). Ordinary kriging, kriging with external drift, regression kriging and cokriging procedures, are applied to assess uncertainty representations from which it is possible to get altimetry predictions and other information. The fusion data modeling is performed from existing DEMs, mainly available for free in the internet, and additional high accurate set of 3D sample points. Although the freeware DEMs are dense and generally have good spatial distributions, the accuracy of their altimetry information might not be suitable for many applications. A way of mitigating this problem is to combine, in the data modeling processes, the available DEM data along with additional information coming from various other sources and having better quality. Usually, high accurate altimetry data are collected in field works, with higher cost, at specific point locations inside the spatial region of interest. In short, this work aims to integrate, through geostatistical methods, spatial elevation information of different sources, data structures and elevation accuracies to obtain better accurate DEMs. The methodology addressed in this research was applied to a case study in a Brazilian Southeast geographical region. Quantitative and qualitative validations were performed using an independent high accurate data set and comparisons based on DEM differences and drainage network automatic extraction. For the considered study area, the kriging with external drift and the regression kriging have led to similar quantitative and qualitative improvements, better than the co-kriging approach.
ÁreaSRE
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Conteúdo da Pasta docacessar
Conteúdo da Pasta sourcenão têm arquivos
Conteúdo da Pasta agreementnão têm arquivos
4. Condições de acesso e uso
Idiomaen
Arquivo Alvofelgueiras_fusion.pdf
Grupo de Usuárioslattes
Grupo de Leitoresadministrator
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Permissão de Leituradeny from all and allow from 150.163
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5. Fontes relacionadas
Unidades Imediatamente Superiores8JMKD3MGPCW/3EQCCU5
Lista de Itens Citandosid.inpe.br/mtc-m21/2012/07.13.14.53.06 2
sid.inpe.br/mtc-m21/2012/07.13.14.43.05 2
sid.inpe.br/mtc-m21/2012/07.13.14.40.32 1
Acervo Hospedeirodpi.inpe.br/plutao@80/2008/08.19.15.01
6. Notas
Campos Vaziosalternatejournal archivingpolicy archivist callnumber copyholder copyright creatorhistory descriptionlevel dissemination e-mailaddress format isbn lineage mark mirrorrepository month nextedition notes orcid parameterlist parentrepositories previousedition previouslowerunit progress project rightsholder schedulinginformation secondarydate secondarykey secondarymark session shorttitle sponsor subject tertiarymark tertiarytype url
7. Controle da descrição
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