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《Acta Geographica Sinica》 1993-01
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ON FLOOD HAZARD EVALUATION INFORMATION SYSTEM

Zhou Chenghu (Institute of Geography, Chinere Academy of Sciences, Beijing 100101)  
Remote sensing and geographic information system provide important technical supports for the modernization of flood control and prevention. This paper discussed the design, development and application of the flood hazard evaluation information system. Firstly, the author explicated the method and strategies of the system design from the point of view of users investigation, database design, model base design, and system definition and building-up under the direction of structural analysis and design theory. Then, one example system, flood hazard evaluation information system in the Lower Yellow Rver which is composed of large database and complicated model base, was established, based on ARC/INFO GIS software system. Its database consists of 11 geographical environmental background and socio-economic elements, and the computer storage reaches 70MB. The model base includes basic mathematical model, statistical and spatial analysis model, and profession 1 applied models, At last, two case studies were discussed.
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