Mail classification method and device based on computer

The invention relates to a mail classification method and device based on a computer, and the method comprises the following steps: carrying out the data processing of an original mail text, and obtaining a refined mail text; converting the refined mail text into a mail feature vector, and collecting sample mail data; constructing a mail classification model, and training the mail classification model by taking the sample mail data as training data; evaluating the mail classification model, and optimizing the mail classification model according to an evaluation result; and inputting the mail feature vector into the optimized mail classification model, and outputting a classification result of the mail feature vector. According to the invention, a user can be helped to quickly and accurately screen and manage a large number of E-mails, the time and the cost for manually processing the E-mails are saved, and the working efficiency is improved. 本发明涉及一种基于计算机的邮件分类方法及装置，包括以下步骤：对原始邮件文本进行数据处理，得到精化后的邮件文本；将精化后的邮件文本转换为邮