基于朴素贝叶斯的文本分类，包含去停用词，分词，特征提取，分类等-Text classification, based libsvm, included to stop words, segmentation, feature extraction and classification

此代码实现数据的预处理，包括分词、去符号、去停用词等。(This code realizes the preprocessing of data, including participle, symbol, stop words, etc.)