面向用户潜在信息需求的检索结果组织研究  

Research on the Organization of Information Retrieval Results Oriented to User Potential Information Need

作　　者：李枫林[1] 何洲芳[1] 

机构地区：[1]武汉大学信息资源研究中心,湖北武汉430072

出　　处：《情报理论与实践》2011年第5期42-45,共4页Information Studies:Theory & Application

基　　金：教育部人文社会科学一般项目的研究成果;项目编号:07JA870009

摘　　要：信息检索结果如何更好地满足用户的信息需求是信息检索系统设计必须考虑的首要问题。本文从信息需求的层次理论出发,分析了用户信息需求的特点及信息需求与信息检索结果组织间的关系。在分析信息潜在需求构成的基础上,重点讨论了基于用户潜在信息需求满足的信息检索结果排序及聚类方式,对如何提高信息检索的效果给出了建议。How information retrieval results better satisfy the information need of users is the problem of utmost importance which must be taken into account in the design of the information retrieval system.Proceeding with the level theory of information need,this paper analyzes the characteristics of user information need and the relationships between the information need and the organization of the information retrieval results.Based on the analysis of the composition of the potential information need,this paper focuses on the ranking and clustering type of information retrieval results which satisfy the user potential information need.Finally,the paper gives some suggestions on how to improve the effectiveness of information retrieval.

关 键 词：信息需求 信息检索 排序 聚类 

分 类 号：G354[文化科学—情报学]