Conversão analógico - digital da Carta Geológica de Portugal na escala de 1:25 000
Authors
T. A. Cunha
A. Pereira
A. Porteiro
Abstract
Key-words: Digital geological maps; Geographic Information Systems.
Analogical to Digital Convertion ofthe Portuguese Geologieal Map at 1/25000 se ale. The purpose ofthis work is to divulge the Project "Analogical to Digital Conversion of the Geological Map ofPortugal, scale 1/25000". This project has been sponsored by Centro Nacional de Informação Geográfica (CNIG) and concluded by join collaboration between the consortium Novageo/ Terracarta and the Department of Geology ofthe 10M. The various phases that compose the project and the difficulties that ought to be by passed are briefly described. As a result, the public has now available a collection of digitised geological maps, in the following formats: DGN (Bentley Systems), DWG-Autocad (lãutodesk), MGE ([Intergraph) and ARC-INFO (BSRI). ln the near future all this information will be available on the Internet.
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