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Opinion Evolution And Guidance Strategy Analysis Based On Evolutionary Game

Posted on:2021-01-02Degree:MasterType:Thesis
Country:ChinaCandidate:Y F QianFull Text:PDF
GTID:2428330626466123Subject:Engineering
Abstract/Summary:PDF Full Text Request
With the continuous development of various new media technologies,the rapid development of Internet technology and the continuous increase of Internet penetration,the emergence of various online real-time commentary social media makes it easy and convenient for netizens to obtain and publish information,such as domestic vibrato,quick worker,Sina Weibo and major forums in domestic,and Facebook,Twitter,etc.in foreign countries.Due to the anonymity of the network and the low threshold,netizens can publish and comment regardless of the consequences.The negative news flooded in the network is not monitored in time,which will lead to a serious impact on social harmony and stability.At present,the country also attaches great importance to the construction of the network environment.In response to the national call,more and more domestic and foreign researchers have begun to conduct in-depth research on the dissemination of opinions and online public opinion,pushing it to a climax.However,the traditional viewpoint evolution model is often based on the research of the interaction rules and communication motivation between static Internet users and Internet users,but the actual social system is a dynamic and complex system,and the communication factors that affect views are not just the mutual influence among Internet users.If the various media push some false news,then the government also plays a vital role in the supervision of some false negative news.In the evolution of opinions,what kind of behaviors are chosen by netizens,the media and the government,in essence,which behaviors are more profitable for themselves,that is a game process,so it is necessary to study the types of entity relationships through game theory.Therefore,this paper focuses on the analysis method of viewpoint evolution and guidance strategy based on evolutionary game.Its research content mainly includes the following aspects:First of all,this article analyzes the research background and current research status,and organizes the research ideas of this article.Next,it gives a detailed overview of evolutionary game theory and scale-free networks.Then,considering various factors for influencing opinion dissemination,it establishes three-party game model among the government,netizens and media,and uses two different evolutionary game analysis methods to analyze the perspective transmission process of different groups;one is to analyze the perspective evolution process of homogeneous groups,obtaining its solution by replicator dynamics equation and respectively proposing corresponding guidance strategies from the netizens,the media and the government.The other is to analyze the evolution of the views of heterogeneous groups.Combining the Game and Learning Mechanism between Netizens and Netizens,it establishes an evolution of opinion propagation on scale-free network,simulatesthe model by Netlogo software,explores the impact of opinion evolution on the network topology,government intervention time and supervision,and proposes scientific and reasonable response strategy in different situations based on the simulation results for government.Finally,for all the research content of this article,this paper puts forward some targeted suggestions for the government to build a harmonious online community.
Keywords/Search Tags:Opinion evolution, Evolutionary game, Scale-free network, Guiding Strategies
PDF Full Text Request
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