geoprocessamentoww3.panaftosa.org.br/comp/mapa/442942.pdf · 2009. 10. 1. · title: microsoft...
TRANSCRIPT
![Page 1: Geoprocessamentoww3.panaftosa.org.br/Comp/MAPA/442942.pdf · 2009. 10. 1. · Title: Microsoft PowerPoint - Geoprocessamento.ppt Author: vodavid Created Date: 10/1/2009 11:44:19 AM](https://reader033.vdocuments.mx/reader033/viewer/2022061001/60b0612a4a0f453fe95e7d0c/html5/thumbnails/1.jpg)
Introdução aos sistemas de informação geográfica e sua
aplicação nos estudos epidemiológicos
Prof. João Paulo A. Haddad
Professor de Epidemiologia e Bioestaística – UFMG
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Programa
• Introdução• Arcabouço teórico de análise
–Dados–Visualização–Exploração–Modelagem
• Software de SIG e Análise espacial
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Introdução
• Apresentação de dados - complemento de análise descritiva - Produção de mapas
• Padrões de forma estática• Mudança de padrões no tempo• Análise espacial
–Difusão de infecção e Cluster
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Introdução
• Custo – financeiro e de pessoal• Hardware – mais “parrudo”• Software – um que faça tudo?• Dados e informações – formato,
disponibilidade, dados comprados X de graça
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Arcabouço teórico de análise
Dados
Visualização
Exploração
Modelagem
Mapas
Padrão
Testar Hipótese
GIS software
Software
estatísticos
específicos
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Dados
• Dados espaciais–Formatos .SHP(ESRI) e Map-Info–Padrões área, pontos e pixel–Raster X Vetor–Sensoriamento X GIS
• Dados não espacial–Tabelas dinamicas–Ligação entre registros
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Dados
• Vetor – área• Vetor – pontos
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Dados
• Camadas Dados espaciais e não espaciais
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Dados
• Raster Vetor
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Dados
Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Vizualização
• Pontos
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Vizualização
• Área
• Desenhoanimado
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UTM - areas
Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Visualização
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Visualização
• Kernel density mapas – padrão de pontos
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Vizualização
• Mapas em 3D
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Exploração
• Primeira lei da geografia, TOBLER 1979
“Tudo é relacionado com tudo, mas coisas mais próximas estão mais
relacionadas que coisas distantes”
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Exploração
• Verificação de padrões no espaço e no espaço-tempo
• População em risco–Clustered–Área X Ponto–Centroides
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Exploração
• Oque são Clusters de doenças?
Um grupo de ocorrência delimitado geografica e/ou temporalmente relacionados por um mecanismo social ou biológico, ou tendo uma
relação comum de cada caso através de algum evento ou circunstância
KNOX, 1989
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Exploração• Arcabouço teórico da investigação de
Clusters – CDC, 1990Estagio 1
Contato inicial e resposta
Relatar a outros
Estagio 4
Investigação etiológica
Estagio 3
Estudo mais aprofundado da possibilidade
Avaliação preliminar
Avaliação da ocorrência
Avaliação do caso
Avaliação ambiental
Revisão Literatura
Estagio 2
Pesquisa de Cluster
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Resultados
• Estágio 1 – 90% negativo• Estágio 2 – dos 10% que passaram
de 10 a 30% são significativos• De 1 a 3% vão para o estágio 3 e 4
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Exploração
• Testes de autocorrelação–Teste de Moran I–Teste de LISA–Cuzicks & Edward test–Teste de Geary c–Função K–Estatistica de escaneamento espacial
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Exploração – Função K
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Exploração
• SatScan Statistics–Modelo de Bernoulli–Modelo de Poisson–Modelo de Permutação Espaço-Tempo–Modelo ordinal–Modelo normal–Modelo exponencial–Co-variaveis - Exemplos
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Exploração
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Modelagem
• Componente espacial em modelos mistos
• Modelar uma variável espacialmente–Kriging
• Dados
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Redes
Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Redes
Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Redes
Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Redes
Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Mais Redes
Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad
Software
• GIS–ArcGIS... ArcView3.3–Map-Info–TerraView - TerraCluster–Diva-GIS–GeoDA–SatScan–TerraSeer–Pajek
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Geoprocessamento e análise espacial – Prof. João Paulo A. Haddad