文章在研究突发事件网络舆情传播规律的基础上,研究事件特征抽取方法和情感特征的突发性,用于识别突发事件,为预测事件发展提供数据支持。
Based on the studies of dissemination law of online public opinion of emergency,this paper researches on the extraction method of event features and unexpectedness of emotional features for the identification of emergency,in order to provide data support for predicting the development of events.