近五年来图情领域搜索引擎研究综述

Overviews of Web Search Engine Research in the Field of Library and Information Science in Recent Five Years

对近五年来图情领域对搜索引擎研究的文献的进行了梳理,分析了搜索引擎的分类、评价指标及应用情况等,找出目前研究存在的问题,对未来的研究进行了展望。

The paper summarized the study of web search engine in research years, including its classification, evaluation index, application statue,and existing problems. On this basis, the paper prospected the future study.