资源描述：
《Anger is More Influential Than Joy Weibo.pdf》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、AngerisMoreInfluentialThanJoy:SentimentCorrelationinWeiboRuiFan,JichangZhao,YanChenandKeXu1StateKeyLaboratoryofSoftwareDevelopmentEnvironment,BeihangUniversity,Beijing100191,P.R.ChinaAbstractRecentyearshavewitnessedthetremendousgrowthoftheonlinesocialme-dia.InChin
2、a,Weibo,aTwitter-likeservice,hasattractedmorethan500millionusersinlessthanfouryears.Connectedbyonlinesocialties,dif-ferentusersinfluenceeachotheremotionally.Wefindthecorrelationofangeramongusersissignificantlyhigherthanthatofjoy,whichindicatesthatangryemotioncouldsp
3、readmorequicklyandbroadlyinthenetwork.Whilethecorrelationofsadnessissurprisinglylowandhighlyfluctuated.Moreover,thereisastrongersentimentcorrelationbetweenapairofusersiftheysharemoreinteractions.Anduserswithlargernumberoffriendspossesmoresignificantsentimentinfluenc
4、etotheirneighborhoods.Ourfindingscouldprovideinsightsformodelingsentimentinfluenceandpropagationinonlinesocialnetworks.Keywords:Sentimentinfluence,Emotionpropagation,Sentimentanalysis,Onlinesocialnetwork,WeiboarXiv:1309.2402v1[cs.SI]10Sep20131.IntroductionFromthevie
5、wofconventionalsocialtheory,homophilyleadstoconnec-tionsinsocialnetwork,asthesaying“Birdsofafeatherflocktogether”states[1].Eveninonlinesocialnetwork,moreandmoreevidenceindicatesthattheuserswithsimilarpropertieswouldbeconnectedinthefuturewith1Towhomthecorrespondenc
6、eshouldbeaddressed:kexu@nlsde.buaa.edu.cn.PreprintsubmittedtoElsevierSeptember11,2013highprobabilities[2,3].Itisclearthathomophilycouldaffectuserbehav-iorbothonlineandoffline[4,5],whiletherecordsinonlinesocialnetworkarerelativelyeasiertobetrackedandcollected.Moreove
7、r,thecontinuousgrowthoftheonlinesocialmediaattractsavastnumberofinternetusersandproducesmanyhugesocialnetworks.Twitter2,amicrobloggingwebsitelaunchedin2006,hasover200millionactiveusers,withover140millionmicroblogposts,knownastweets,beingpostedeveryday.InChina,Wei
8、bo3,aTwitter-likeservicelaunchedin2009,hasaccumulatedmorethan500mil-lionregisteredusersinlessthanfouryears.Everydaytherewillbemorethan100millionChinesetweetspu
