计算机工程与应用2017，Vol.53Issue(12)：1-8,8.DOI:10.3778/j.issn.1002-8331.1702-0034
否定信息识别研究综述
Review on negation recognition
摘要
Abstract
In natural language, negation is a common and complex phenomenon, it can inverse the truth value of proposi-tion, the polarity of sentiments and attitude, the position of opinion and so on. Negation recognition plays an important role in many fields such as information retrieval, sentiment analysis, text mining, information extraction. It also has a posi-tive effect on a further step towards text understanding. A survey of negation recognition is analyzed. This paper mainly introduces the framework of negation recognition task, and elaborates the solution of the task that includes three subtasks:negation cues detection, negation scope resolution and negation focus detection. Finally the problems of the current research and the future work directions are pointed out.关键词
否定信息/触发词检测/覆盖域界定/焦点识别Key words
negation/cues detection/scope resolution/focus detection分类
信息技术与安全科学引用本文复制引用
唐凡,伍星..否定信息识别研究综述[J].计算机工程与应用,2017,53(12):1-8,8.基金项目
重庆市研究生科研创新项目(No.CYS15031). （No.CYS15031）
