摘要
针对用户兴趣提供个性化的搜索服务一直是搜索引擎系统追求的目标。提出了基于用户兴趣的多属性效用算法,该算法使用效用性算法并结合了实体多个属性偏好因子和遗忘因子,更好地表达用户的兴趣偏好并实现动态更新,提高检索的准确性,实现搜索过程的个性化服务。
It is always the aim of the search engine system to offer personal service for different users according to their own interests.This article designs a multi-attribute utility algorithm based on users＇ interests.It combines preference factors with forgetting factors from a multi-attribute entity.It achieves dynamic updating exactly to express users＇ preference better and to enhance the accuracy of researching,so as to supply a personal searching service.
出处
《河北工业科技》
CAS
2012年第2期82-85,97,共5页
Hebei Journal of Industrial Science and Technology
关键词
兴趣度
多属性效用算法
遗忘因子
兴趣偏好
interest value
multi-attribute utility algorithm
forgetting factor
interest preferences
