Construct and Operation of Associated Dimension in Group Decision
用关联维构建和操作在群体决策中的应用

To realize data warehouse supporting group decision,an algorithm used to build associated dimension is provided, meanwhile a set of corresponding data manipulation commands is studied. Experiments in electric power marketing data warehouse system indicate that this algorithm has retionalization, correctness, feasibility and high query efficiency. It also proves that this method has improved decision level of enterprises related to group decision.