| 个性化搜索引擎中用户兴趣模型的构建方法 |
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| 引用本文： | 刘忠宝,赵文娟. 个性化搜索引擎中用户兴趣模型的构建方法[J]. 计算机系统应用, 2012, 21(11): 1-6 |
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| 作者姓名： | 刘忠宝 赵文娟 |
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| 作者单位： | 太原山西大学商务学院信息学院,太原03003I |
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| 基金项目： | 基金项目：山西大学商务学院科研基金（XS2011005） |
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| 摘 要： | 在分析个性化搜索引擎的基础上,提出一种构建用户兴趣模型的方法.该方法综合考虑用户注册兴趣及浏览行为,将用户兴趣分为长期兴趣和短期兴趣并通过兴趣树进行存储.遗忘机制的引入保证模型能够及时准确地反映用户兴趣.模拟实验表明,本文提出的用户兴趣模型能够有效地提高检索效率,使搜索结果更好地满足用户个性化需求.
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| 关 键 词： | 个性化搜索引擎 用户兴趣模型 用户兴趣树 遗忘机制 |
| 收稿时间： | 2011-07-11 |
| 修稿时间： | 2011-08-20 |
Construction of User Interest Model in Personalized Search Engine |
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| LIU Zhong-Bao and ZHAO Wen-Juan. Construction of User Interest Model in Personalized Search Engine[J]. Computer Systems& Applications, 2012, 21(11): 1-6 |
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| Authors: | LIU Zhong-Bao and ZHAO Wen-Juan |
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| Affiliation: | (School of Information, Business College of Shanxi University, Taiyuan 030031, China) |
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| Abstract: | This paper presents a way to construct user interest model in personalized search engine. The user interest model takes the registrated interest and user browse behavior into consideration. It consists of long-term and short-term which is stored in user interest tree. Forgetting mechanism is provided to timely refresh user interest. Simulated experiments verify the user interest model proposed in this paper is effective and competitive. |
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| Keywords: | personalized search engine user interest model user interest tree forgetting mechanism |
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