Reseach On Marching-on In-time Scheme And The Fast Algorithm Of Time Domain Integral Equation

Nowadays，with the rapid development of Internet, online media as a new form ofquick information dissemination, has penetrated people’s daily lives. Internet Usercomments unprecedentedly active, whether domestic or foreign, major or popularevents can immediately form internet public opinion, people express their views andideas through the network, with a large accumulation, and thus have an enormouspublic pressure to every departments and agencies. It is said, the Internet has becomethe ideological and cultural hub of information and public opinion of the amplifier.This thesis is based on Internet public opinion platform of Beibei Public SecurityBureau in Chongqing. The main work of this thesis are introduce how to collect onlineinformation and theoretical study about XML language and Web crawler technologyand so on. Though the study of those key technologies and theories, I have enoughtechnology support to design and implement the Internet public opinion informationcollection system.Based on the above,this thesis mainly achieved the following tasks：1.Use for reference other internet public opinion information collection systems,according to the actual needs of the public security sub-bureau in Beibei, design andimplement the final system.2.Study on the framework technology and development mode of other Internetpublic opinion information collection systems, design and implement the system in thisthesis.3. Adopted the standard of software engineering development mode Engineering,making requirement analysis and summarizing system non-functional requirements,using UML modeling tools to design the system, on the basis of the systeminfrastructure designing the function of system and its interface in detail.4. Based on.Net Framework, set up development environment, and implement theInternet public opinion information collection system.5. According to the requirement， make a complete system test by using automatictesting tools. Summarized the drawbacks of the functional and non-functionalperformance and proposed improvement measures.