浅谈对Dialog和STN系统的合理选择

通过对Dialog和STN系统差异性的介绍,说明选择与相关学科领域相匹配的联机检索系统,可以有 效地提高课题检索的查准率和查全率。

Through introducing the difference between Dialog and STN, the paper points out choosing proper on-line retrieval system that matches relevant field can improve efficiently the precision ratio and recall ratio of task retrieval .