基于词频的中文文本分类研究

本文对中文文本分类系统的设计和实现进行了阐述,对分类系统的系统结构、特征提取、训练算法、分类算法等进行了详细的介绍。将基于词频统计的方法应用于文本分类。并提出了一种基于汉语中单字词及二字词统计特性的中文文本分类方法,在无词表的情况下,通过统计构造单字和二字词表,对文本进行分类,并取得不错的效果。

Chinese Text Classification Based on Word Frequency Statistics

In this paper, the designation and accomplishment of a Chinese text classification system was described, and system construction, feature selection, training arithmetic, classification arithmetic were introduced. The methods based on word frequency statistics were used in Chinese text classification. At the same time, a new Chinese text classification method was introduced in this paper, which based on word and two- word statistical properties. In the ~sence of vocabulary, statistics through word structure and the second word list, text classification, and achieved good results.