【摘要】 针对目前供水系统普通存在的产销差异问题 ,提出了在建立一个基于 GIS的城市供水系统的数据仓库的基础上进行数据挖掘来发现差异显著的区域或管段的一种方法 ,最后给出了一个运用此方法的实例 .更多还原

【Abstract】 Now, there is the problem of the difference between supply and sale in lots of water supply. For this reason, this paper proposes a method: first building a data warehouse based on GIS, and next, making data mining based on the data warehouse for digging out the area of the distinct difference. Finally, a concrete example is illustrated in this paper.更多还原