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Study on China Geo-Environmental Information Service Platform
详细信息   
摘要
In order to meet the requirement of China geo-environment management,comprehensive evaluation,visualization and decision-making,the applications of geo-environment information service system platform around the world were analyzed,and the characteristic and major issues of China geo-environmental information service platform(CGISP)were summarized;the mode of "distributed integration,uniform management and centralized service"was put forward to build logical layer,function architecture and internal and external interfaces,and then China geo-environmental information service platform was built.The results showed that the five logical layers of CGISP were infrastructure,data,function,service and user from the bottom up;the function system of CGISP included distributed geo-environmental data integration system,geo-environmental information service based support system,geo-environmental intellisense system,geo-environmental comprehensive evaluation system and geo-environmental one-map service system;the above five systems were very interactive and practical under the uniform framework,and implemented the integration of dispersive,multi-source and heteroid geo-environmental data,the real-time sensing of geo-environmental change information,the classification and rating evaluation of summarized information,the multi-dimensional characterization of geo-environmental information and the one-map display.The construction of CGISP played an important role in planning,disposing and exploiting geo-environmental resources,and helping emergency decision-making for geological disaster.

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