Author(s)

Longjian Lin, Guanjin Li

Corresponding Author

Longjian Lin

ABSTRACT

The diversity of network information determines the diversity of mining tasks. According to the different processing objects, it can be divided into text mining and multimedia document mining. Internet public opinion can not only develop into mass incidents, which will further lead to social crisis, but also the emotionalization of Internet public opinion will lead to the vicious development of various emergencies, which will also increase the difficulty of dealing with them. Web usage mining can also analyze and predict the behavior of netizens. These systems provide certain conditions and support for the analysis of online public opinion to a certain extent. Aiming at the outstanding problems existing in the existing internet public opinion early warning system, and according to the advantages of Web data mining in information analysis and knowledge discovery, this paper comprehensively applies Web mining, semantic analysis, information integration and other technologies, and constructs a internet public opinion early warning system model based on Web mining, so as to realize the automation, intelligence and real-time collection, analysis and processing of emergency internet public opinion and crisis early warning.

KEYWORDS

Web mining technology; Internet public opinion early warning; Emergency