空间数据仓库的认知过程与代数描述  

Cognition Process and Algebra Description of Spatial Data Warehouse

作　　者：邹逸江[1] 

机构地区：[1]宁波大学建筑工程与环境学院,浙江宁波315211

出　　处：《地理与地理信息科学》2009年第1期22-26,39,共6页Geography and Geo-Information Science

基　　金：测绘遥感信息工程国家重点实验室开放基金项目(WKL(07)0304);浙江省科技厅科研项目(2007C23104);浙江省教育厅科研项目(20070985);宁波市科技局科研项目(2005A310004)

摘　　要：论述空间数据仓库定义包含的内容和空间数据仓库的概念框架,着重描述空间数据仓库的结构以及各组成模块的工作流程;设计了空间数据仓库认知过程的概念框图,并对其认知的基本概念进行描述,着重表述空间数据仓库认知过程的14个世界模型和13个转换算子,并用代数系统给出严格定义。Three key contents on definition of spatial data warehouse are expressed. The conceptual frame of spatial data warehouse that is consist of exterior structure and interior structure and the flow chart of different modes of spatial data warehouse are described. The conceptual frame chart of cognition process is designed, and basic concept of cognition process is described. Basic content of fourteen world models and thirteen transforming operators on spatial data warehouse are explained, and their formalism definition based on algebraic system is stated.

关 键 词：GIS 空间数据仓库 认知过程 

分 类 号：P208[天文地球—地图制图学与地理信息工程]