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    • 8. 发明申请
    • KEYWORD EXPANSION METHOD AND SYSTEM, AND CLASSIFIED CORPUS ANNOTATION METHOD AND SYSTEM
    • 关键词扩展方法和系统,以及分类的公司注册方法和系统
    • US20160232211A1
    • 2016-08-11
    • US15025573
    • 2013-12-05
    • PEKING UNIVERSITY FOUNDER GROUP CO., LTD.FOUNDER APABI TECHNOLOGY LIMITEDPEKING UNIVERSITY
    • Mao YeZhi TangJianbo XuChao LeiLifeng Jin
    • G06F17/30
    • G06F16/24573G06F16/2455G06F16/3322G06F16/3338
    • A keyword expansion method and system are provided. The method comprises searching with a predetermined initial keyword to obtain current keywords used as a basis of a next search, performing loop search through keyword iteration. If a keyword error between keywords obtained in the current search and those keywords obtained in a previous search is less than a predetermined threshold, using the keywords obtained in the current search as expanded keywords of the initial keyword. With this method, the problem of manually establishing a thesaurus in the prior art may be solved. A method and system of automatically annotating a classified corpus is also provided. The method comprises: determining one or more initial core keywords for each class; obtaining expanded keywords for each class through expanding the initial core keywords; searching with the expanded keywords corresponding to a class to select a classified corpus and annotating the classified corpus.
    • 提供关键字扩展方法和系统。 该方法包括用预定的初始关键字搜索以获得当前关键字,用作下一次搜索的基础,通过关键词迭代执行循环搜索。 如果在当前搜索中获得的关键字和在先前搜索中获得的关键字之间的关键字错误小于预定阈值,则使用当前搜索中获得的关键字作为初始关键字的扩展关键字。 利用这种方法,可以解决现有技术中手工建立辞典的问题。 还提供了一种自动注释分类语料库的方法和系统。 该方法包括:确定每个类的一个或多个初始核心关键字; 通过扩展初始核心关键字获取每个类的扩展关键字; 搜索与类相对应的扩展关键字,以选择分类语料库并注释分类语料库。
    • 10. 发明申请
    • METHOD AND SYSTEM OF ACQUIRING SEMANTIC INFORMATION, KEYWORD EXPANSION AND KEYWORD SEARCH THEREOF
    • 获取语​​义信息的方法和系统,关键字扩展和关键字搜索
    • US20160217142A1
    • 2016-07-28
    • US15025460
    • 2013-12-06
    • PEKING UNIVERSITY FOUNDER GROUP CO., LTD.FOUNDER APABI TECHNOLOGY LIMITEDPEKING UNIVERSITY
    • Mao YEZhi TANGJianbo XULifeng JINWei WAN
    • G06F17/30G06F3/0484
    • G06F17/3071G06F3/0484G06F17/30666G06F17/30672G06F17/30684
    • The present invention provides a semantic information acquisition method and system, and corresponding keyword expansion and search methods and systems, comprising: searching for, then classifying an article; then, performing word segmentation according to the classified article to obtain the words in said category, and setting said category and words to serve as the semantic information of the keyword; also, a method and system using the semantic information acquisition method to expand a keyword, and a method and system using keyword expansion to perform a search. The described semantic information acquisition method effectively avoids the technical problems in the prior art of only being able to obtain semantic information of English vocabulary; and it also being impossible to classify semantic information based on category information. The invention is particularly suitable for searching using a keyword, searching a large number of texts, and organizing large amounts of related data and information.
    • 本发明提供了一种语义信息获取方法和系统,以及相应的关键词扩展和搜索方法和系统,包括:搜索,然后对文章进行分类; 然后,根据分类文章执行词分割以获得所述类别中的单词,并将所述类别和单词设置为关键词的语义信息; 还有,使用语义信息获取方法来扩展关键字的方法和系统,以及使用关键词扩展来执行搜索的方法和系统。 所描述的语义信息获取方法有效地避免了现有技术中仅能够获得英语词汇的语义信息的技术问题; 并且也不可能基于类别信息对语义信息进行分类。 本发明特别适用于使用关键字搜索,搜索大量文本以及组织大量相关数据和信息。