摘要
改进对高质量网页的检索精度,将会极大提高Web信息检索系统的用户满意度。首先提出了信息检索中的"有用性"指标,并据此论述了基于网页质量分析方法的Web信息检索模型,然后提出了网页质量直接测度指标和网页质量间接测度指标。最后,详细介绍了各种网页质量指标的相关研究内容和方法,并做出了针对性的评价。
Improving the retrieval precision of web pages with high quality can greatly enhance the satisfaction of users in Web information retrieval system.At first, this paper brings forward the concept of ＂usability＂ in information retrieval, and then discusses the Web information retrieval model based on Web page analysis methods. The direct measure indices of Web pages＇ quality and the indirect measure indices of Web pages＇ quality are also introduced afterwards. Finally, this paper discusses many research contents and methods about quality indices of web pages, and gives the pertinent evaluation.
出处
《情报科学》
CSSCI
北大核心
2008年第5期729-734,共6页
Information Science
关键词
信息检索
网页质量
测度
评价
information retrieval
Web page quality
measure
evaluation
