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ID:34308419
大小:7.16 MB
页数:63页
时间:2019-03-04
《微博社交网络模型的建立及其性质研究》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、ABSTRACTESTABLISHMENTANDSTUDYOFTHEPRoPERTIESoFWEIBOSoCIALNETWORKMODELWeiboasoneoftheproductsofInternettechnologyleapsandboundsinrecentyears,hasbecomeaveryimportantmeansofthepeopletoshare,spreadinformationdaily.UsersinWeiboestablishcontactwitheachotherbyfocusing,thusco
2、nstitutingalargenetworkofrelationships.Becausethelargeamountofusers,relmions,andinformationcapacity,whichmakesthetopologyresearchofthenetworkwillhelpfindtheinternalstructurepropertiesnetworkformationprocesschangesinWeibo,thusbringsconvenienceforfurtherstudyofnetworkdy
3、namics,networkcontrolandmanyotherresearch.TheresearchofcomplexsystemssuchasWeibocanusethetheoryofcomplexnetworks.Complexnetworktheoryasabranchofthenetwork,itsresearchobjectsarenetworkstructureconsistingofhugenumberofnodesandedgesbetweennodes,andifweregardusersinWeiboa
4、snodes,relationshipsasedgesincomplexnetwork,thenthecomplexnetworktheoryCanbeappliedtostudyingtheWeibonetwork.Thisarticleusesthecomplexnetworktheoryasaresearchtool,the北京化工大学硕士学位论文Weibonetworkstructureevolutionasthestandpoint,firstanalyzedpropertiesofrealWeibodata,minin
5、gthechangeofcharacteristicsinWeibonetworkduringtheevolution,andtriedtointerpretthereasonthatformattingthosecharacteristics.Byanalysis,foundnotonlythewidespreadcommunitystructureexistsinWeibonetwork,butalsointheearlystagesofWeibonetworkevolution,thenetworkconnectivityi
6、snotall,butsomenodesexistinisolation;secondlyweusedclassicfitnessmodelforreference,combinedtheanalyzedcharacteristicsoftheWeibonetwork,creativelyputforwardtheconceptofinitialdefaultcommunityandcommunityopenness,andpreliminarilyestablishedCOMWnetworkmodel,andthen,furth
7、erproposedanewcommunitygeneratingmechanismbasedonnodeInterestsattribute,whileamelioratingthealgorithmofconnecttingprobabilitybetweennode,andbasedonensuringthatmeettheWeibonetworkpropertiesproposedⅢMWnetworkmodel;andfinally,aimingatthedegree,clusteringcoefficient,commu
8、nitystructure.wesimulatemanyaspectsofCOMWandⅢMWmodel’Sstructure,wefoundCOMWmodeland璐MWmodelshaverealnetworkcharacteristicssu
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