摘要
针对大型网站的网页特征,综合考虑网页时新性(更新度)、重要性及对Web服务器的友好性等因素,设计了一种面向用户体验的分类网页更新策略(三类别更新策略).根据网页变化的快慢,将网页分成速变、多变及少变3类,然后根据用户行为确定不同类别网页的更新速度和更新时间段,从而实现分类网页更新.实例分析表明,这种策略提高了搜索引擎中大型网站网页更新的效率,缓解了Web服务器的压力,并可保证用户对于检索结果的及时性和正确性.
On the basis of the feature of large-scale site, such factors as the importance and freshness of Web page, the friendliness on the Web servers were considered. Then, oriented userrs experience, a new classified webpage refresh strategy was designed. According to the speed of webpage change, this strategy was divided webpage into three categories such as rapid change, fast change and slow change. The experiment shows that the strategy greatly improves the efficiency of webpage update, releases the pressure of Web servers and guarantees the betimes and correctness of search result.
出处
《华中科技大学学报（自然科学版）》
EI
CAS
CSCD
北大核心
2010年第9期18-21,共4页
Journal of Huazhong University of Science and Technology(Natural Science Edition)
基金
国家自然科学基金资助项目(60970098
60803024)
关键词
互联网
搜索引擎
网页变化
网页更新
用户体验
internet
search engines
webpage change
webpage refresh
user＇s experience
