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计算机系统应用英文版:2010,19(8):229-230
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基于后缀数组的分词技术①
(曲靖师范学院 计算机科学与工程学院 云南 曲靖 655011)
Word Segment Based on Suffix Array
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Received:December 04, 2009    Revised:January 18, 2010
中文摘要: 中文分词技术是机器翻译、分类、搜索引擎以及信息检索的基础,但是,互联网上不断出现的新词严重影响了分词的性能,为了提高新词的识别率,建立待分词内容的后缀数组,然后计算其公共前缀共同出现的次数,采用阈值对其进行过滤筛选出候选词语,实验结果表明,该方法在新词识别方面有一定的优势。
中文关键词: 后缀数组  分词  公共前缀长度
Abstract:Chinese word segmentation technology is the basis of machine translation, classification, search engines, as well as information retrieval. But the Internet emerging new words have seriously affected the performance of word segmentation. To improve the recognition rate of new words, suffix array is used in this paper, and the number of length of common prefix is calculated. The candidates on their words are filtered out by the threshold. Experimental results show that the new word recognition method has advantages.
keywords: suffix array  word segment  LCP
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基金项目:曲靖师范学院基金(2008QN007);云南省教育厅研究课题(09C0188)
引用文本:
任雪利,代余彪.基于后缀数组的分词技术①.计算机系统应用,2010,19(8):229-230
REN Xue-Li,DAI Yu-Biao.Word Segment Based on Suffix Array.COMPUTER SYSTEMS APPLICATIONS,2010,19(8):229-230