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图文办公系统二次建模开发方法研究
引用本文:崔秉良,陈军,杜道生.图文办公系统二次建模开发方法研究[J].地理信息世界,2005,3(6):24-26,31.
作者姓名:崔秉良  陈军  杜道生
作者单位:武汉大学测绘遥感信息工程国家重点实验室,湖北,武汉,430072;国家基础地理信息中心,北京,100044
摘    要:采用传统工程方法开发图文办公系统存在开发周期长、维护困难的难题。分析了产生这些问题的原因.提出从具体业务特征中抽象共性特征,并对共性特征(包括独立特征)与具体业务特征分别建模的二次建模方法。应用实践表明,该方法增强了图文办公系统的适应性。

关 键 词:图文办公系统  领域模型  业务模型
文章编号:1672-1586(2005)06-0024-03
收稿时间:2005-10-20
修稿时间:2005-10-20

OfficeGIS Development Based on Twice - Step Modeling
CUI Bing-liang,CHEN Jun,DU Dao-sheng.OfficeGIS Development Based on Twice - Step Modeling[J].Geomatics World,2005,3(6):24-26,31.
Authors:CUI Bing-liang  CHEN Jun  DU Dao-sheng
Institution:1.LIESMARS of Wuhan University, Wuhan 430072, China; 2.National Geomatics Center of China, Beijing 100044, China
Abstract:Much problems are rasied under conventional method on OfficeGIS development, such as: delaying of working schedule, difficult to maintain, etc. A new approach named twice-step modeling is proposed to improve the flexibility of the system.Firstly, common features are abstracted from business ones and applied to domain modeling. Then business modeling is following based on instantiation of the domain model. It has been applied to land management in several cities.
Keywords:OfficeGIS  domain model  business model
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