The Design And Implementation Of Network Public Opinion Monitoring System For Weifang

In recent years, the Internet has achieved more and more attention and application. For its virtuality, concealment, optional and other characteristics, more people want to use the network to express ideas. So the network of public opinion was born in the rapid development of the network. And the network of public opinion has become one of the most important way of social expression and dissemination of public opinion. Internet public opinion and decision of the government departments have a strong impact, so it to some extent affects the social public opinion trends, what is needed to solve practical problems now is how to manage the network of public opinion. Weifang network public opinion monitoring system is developed specifically for the Weifang municipal department of social media monitoring system, through the web sites, newsgroups, BBS, BLOG and other sources of information, real-time monitoring, to help all levels of government departments to grasp the local public opinion, public hot topics discussed and the views of other emergencies, government leaders at all levels of decision-making support services.The dissertation related to public opinion home and abroad network monitoring system, based on research for the characteristics of Weifang City and functional requirements, software engineering methods, it has a overall needs analysis to the network public opinion monitoring system,, carried out for each module use case analysis and description of the system non-functional requirements. Then the system has a demand analysis on the basis of the system structure design, puts forward the Weifang network monitoring and control system of public opinion technical framework and function structure in the framework of the system structure, the detailed module design and database design. Through the relationship between Core business and its core business object class, it has a descriptive analysis to the timing diagram of part of the module in the form, in addition, it shows the analysis of main module of the database design. In the system design, it shows the implementation process of Weifang network opinion monitoring system, and describes implemented key technologies and common used methods, and displays the focus of the system involves modules. Test the system through system testing. And it describes the role played in the process of using the svstem in the future. Weifang network monitoring system uses the public opinion search engine technology and Web information mining technology, through the automatic acquisition and processing web content, sensitive word filtering, intelligent clustering classification, topic detection, topic focus, statistical analysis, achieves the relevant departments of their own network the need for supervision and management of public opinion, and ultimately the formation of public opinion, presentation, public opinion, special reports, analysis, decision-makers to fully grasp the dynamics of public opinion, make the correct guidance of public opinion, provide an analytical basis.