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| 拟合用户偏好的个性化搜索 | |
| 引用本文： | 桑艳艳,刘培刚,李勇.拟合用户偏好的个性化搜索[J].情报科学,2008,26(8). |
| 作者姓名： | 桑艳艳 刘培刚 李勇 |
| 作者单位： | 1. 南京大学信息管理系,江苏南京,210093 2. 安徽财经大学商务学院,安徽,蚌埠233030 3. 清华大学计算机科学与技术系,北京,100084 |
| 摘 要： | 文章从用户偏好的角度对个性化搜索进行了优化研究，提出了基于语义关联树的查询扩展算法以及基于该算法的拟合用户偏好的个性化搜索系统架构。语义关联树可以灵活有效地控制查询扩展模型，在此之上的拟合用户偏好的个性化搜索系统具有用户偏好自学习能力。实验证明，该方法能有效提高文本检索的准确率。 |
| 关 键 词： | 用户偏好 个性化 查询扩展 语义关联树 |
A Personalized Search System Fitted User Preference |
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| SANG Yan-yan,LIU Pei-gang,LI Yong.A Personalized Search System Fitted User Preference[J].Information Science,2008,26(8). | |
| Authors: | SANG Yan-yan LIU Pei-gang LI Yong |
| Institution: | SANG Yan-yan1,LIU Pei-gang2,LI Yong3(1.Department of Information Management,Nanjing University,Nanjing 210093,China,2.School of Business,Anhui University of Finance & Economics,Bengbu 233030,3.Department of Computer Science , Technology,Tsinghua University,Beijing 100084,China) |
| Abstract: | This paper Introduces optimization research on personalized web search system in the view of user preference,and provides a new query expansion algorithm based on semantic relation tree and intelligent frame of personalized search system fitted user preference.Semantic relation tree can effectively and neatly construct query expansion model.Personalized search system fitted user preference has self-learning ability of user preference.The experimental result shows that the accuracy of text retrieval can be i... |
| Keywords: | user preference personalization query expansion semantic relation tree |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ | |