摘要
在新闻服务中引入用户上下文来实现个性化服务。通过定义用户上下文,利用基于事例的推理(CBR)方法,对基于用户新闻请求生成的问题事例进行推理,找到可用的事例,修改问题事例,经过新闻检索,实现个性化新闻服务,提高内容服务质量,优化检索结果,生成最大程度反映用户需求的新闻结果。
The user＇s context to implement personalized service in the news service system is introduced. Firstly, the definition of the user＇s context is given, and then CBR is used to reason the user＇s case which is based on user＇s news request. After a matching case is used to amend the user＇s case, the system implements the personalized news service by news search to improve the quality of the service and optimize the results. So users gain the results which represent the user＇s requests in the maximum degree.
出处
《计算机工程与设计》
CSCD
北大核心
2007年第4期955-958,962,共5页
Computer Engineering and Design
基金
山东省科技计划基金项目(002143701)
