A new approach to query expansion in information retrieval

来源 :高技术通讯：英文版 | 被引量 : 0次 | 上传用户：Y514027468

【摘要】

：

<正> To eliminate the mismatch between words of relevant documents and user's query and more seriousnegative effects it has on the performance of informatio

【作者】

：

李卫疆 Zhao Tiejun Wang Xian＇gang

【机构】

：

MOE-MSKeyLaboratoryofNaturalLanguageProcessingandSpeech

【出处】

：

高技术通讯：英文版

【发表日期】

：

2008年1期

【关键词】

：

信息检索语言模型查询技术计算机技术 information retrieval language model query expansion

【基金项目】

：

Supported by the High TechnoloKv Research and Development Program of China （No. 2006AA01Z150） and the National Natural Science Foundation of China （No. 60435020）. To whom correspondence should be addr

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<正> To eliminate the mismatch between words of relevant documents and user's query and more seriousnegative effects it has on the performance of information retrieval,a method of query expansion on the ba-sis of new terms co-occurrence represent

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A new approach to query expansion in information retrieval

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