IRP-使用twitter的媒体作用

DAWEIGENGPEP22121918118/01/20111CONTENTSCONTENTS.............................................................................................................................................1LISTOFILLUSTRATIONS....................................................................................................................2ABSTRACT.............................................................................................................................................31BACKGROUND.............................................................................................................................42THECHARACTERISTICSOFTWITTER.....................................................................................42.1WHATMICRO-BLOGGINGMEANS?....................................................................................42.2TWITTER’SSOCIALNETWORKSYSTEM............................................................................52.3THEPROCESSOFINFORMATIONDISSEMINATION........................................................62.4THEFEATURESOFTWITTERASMEDIA.............................................................................63THEROLETWITTERPLAYASMEDIA.....................................................................................83.1TWITTERUSEDASTRADITIONALMEDIA.........................................................................83.2TWITTERASADVERTISINGMEDIA.....................................................................................83.3TWITTERAGAINSTNEWSBLACKOUT...............................................................................84PERSONALVIEWPUBLICATION..............................................................................................95ANALYSIS...................................................................................................................................105.1ADVANTAGES........................................................................................................................105.1.1FASTMEDIA.......................................................................................................................105.1.2EFFECTIVEADVERTISING..............................................................................................105.2DISADVANTAGES.................................................................................................................125.2.1NARROWCASTINGONTWITTER....................................................................................125.2.2DISINFORMATION............................................................................................................125.2.3ANTI-DEMOCRATIC.........................................................................................................136CONCLUSION..............................................................................................................................13Referencelist..........................................................................................................................................15Bibliography...........................................................................................................................................16DAWEIGENGPEP22121918118/01/20112LISTOFILLUSTRATIONSFigure1:ItshowsthepercentsofglobalInternetuserswhovisitthosewebsites....................5Figure2Tweetcountfollowingthe2009MorganHillearthquakeinCA.Tweetsarebinnedin10seconds,andthedashedlinemarkstheorigintimeoftheearthquake.............................7DAWEIGENGPEP22121918118/01/20113ABSTRACTTwitterhasbeenwildlyknownasthemostpopularmicro-bloggingplatform.TheusersofTwitter,asknownas“Twitterers”,useitsendandreceivemessagesviatheinternet,textmessagesandthirdpartyapplications(apps).Asasuccessfulformofsocialnetwork,micro-bloggingplatformslikeTwitteraregrowingquickly,whichhavebeenusedasaimportanttooltoconnectandcommunicatebyusers.However,bythetimetheygrow,micro-bloggingplatformslikeTwitterhavebecomemorelikenewsmediathansocialnetwork.ThisindependentresearchisusingTwitterbeaexampletoanalyzewhatparttheformofmicro-blogplayinbeingnewsmediaandexploringtheimpactofit.DAWEIGENGPEP22121918118/01/201141BACKGROUNDMicro-bloggingisoneofthemostimportantformsofsocialnetwork.Itletspeoplebroadcastmessagesandtheirfeelingswithothers.Arepresentativeofmicro-bloggingisTwitter,hasbecomeworld-widepopularduringonlyafewyears.Real-time,lightweightcommunicationandbroadcastisprovidedonTwitter.Viawebpage,mobiledevicesandthird-partyapplicationsmessagesandinformationaresentinonly140wordsorfewer.ThisresearchwilluseTwitterasanexampletoprovideevidenceopinionthatmicro-bloggingoccupiesanimportantpositioninnewsmediaandidentifytheadvantagesanddisadvantagesofit(Java2007).2THECHARACTERISTICSOFTWITTER2.1WHATMICRO-BLOGGINGMEANS?Micro-bloggingisanewkindofsocialnetworkingservices(SNS),andashortformofblogging.Thewordsnumberofitusuallylimitedlessthan140,whichisthantraditionalblog.Userscanusedifferentdevicestogetaccesstothesiteeasily.Twitteristhebestknownmicro-bloggingservice.DAWEIGEN