基于可拓论的信息仓库建模

Information warehouse modeling based on extension theory

信息仓库是一个新的概念,是决策支持系统中的一个重要阶段。本文讨论了数据仓库与信息仓库的区别,并说明建立信息仓库的目的。根据可拓论,提出了基于物元和事元的信息表述方法。最后以流程工业生产过程为背景说明了建立信息仓库系统的分析与设计方法,该方法在流程工业及相关工业信息管理与决策方面具有较好的应用前景。

The new concept, Information Warehouse, is ：represented when Decision Support System develops to a new period. The differences between Data Warehouse and Information Warehouse, and the purpose of establishing the Information Warehouse are discussed in this paper. According to Extension Theory, methods of information expression based on matter-elements and affalr-elements are provided. The methods of analyzing and designing Information Warehouse system are expected to have a good prospect when they are applied in process industry and industrial related Information Management and Decision Making and Supporting System.