计算机科学 ›› 2015, Vol. 42 ›› Issue (7): 240-244.doi: 10.11896/j.issn.1002-137X.2015.07.051
杨 丹,申德荣,陈 默
YANG Dan, SHEN De-rong and CHEN Mo
摘要： 基于Web查询的地理位置、时间查询意图和用户偏好的个性化Web搜索可以改善Web搜索结果,更好地满足不同用户的信息需求。提出了GT-WSearch个性化Web搜索框架,它通过挖掘搜索结果、用户点击数据和对查询进行分析得到的用户概貌和查询概貌,来捕捉用户的地理-时间的意图和偏好,提高搜索质量。用户概貌表明了查询自身的地理-时间的特性。 GT-WSearch框架在排序函数中利用文档的地理位置、时间的相关度来进行个性化搜索。 最后将使用线性的相关度排序函数进行重新排序的搜索结果返回给用户。大量实验结果表明,所提出的个性化方法在提高Web搜索结果的质量中取得了明显的效果。
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