Design and implementation of network public opinion system based on theme crawler
Network public opinion is characterized by rapid and wide dissemination,often fermenting and spreading in a short time.Failure to detect and dealing with it properly in time may lead to a network public opinion crisis,causing serious harm and influence.In order to purify the network environment and reduce the losses caused by the outbreak of network public opinion,the article designs a network public opinion monitoring and management system based on theme crawler technology.Firsty,the design idea of this system is elaborated,and the three aspects of system architecture design,system function design and system security design are introduced respectively.Finally,the realization methods of five main functions,namely,public opinion collection,public opinion monitoring,public opinion analysis,public opinion warning and public opinion disposal,are given in order,aiming at providing a reliable software system for the relevant departments to scientifically monitor and dispose of network public opinions.
theme crawlernetwork public opinionsystem designfunction realization
NETL
NSTL
万方数据
