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网络谣言敏感词库的构建研究——以新浪微博谣言为例 Title:ConstructingaSensitiveKeywordLibraryforOnlineRumors:ACaseStudyonSinaWeibo Abstract: Withtheincreasingprevalenceandinfluenceofsocialmediaplatforms,onlinerumorshavebecomeaprominentissueintoday'sdigitalsociety.Thispaperaimstoinvestigatetheconstructionofasensitivekeywordlibraryforonlinerumors,focusingonSinaWeiboasacasestudy.ByanalyzingandcategorizingthecharacteristicsofrumorsspreadonWeibo,thisstudyaimstoprovideinsightsintotheidentificationandmitigationoffalseinformationonline. Introduction: Inrecentyears,therapiddevelopmentofsocialmediaplatformshasledtotheproliferationofonlinerumors.Theserumorsnotonlyhavethepotentialtodamageindividualsandorganizations,buttheyalsoposesignificantchallengestosocietyasawhole.AsoneofthelargestandmostinfluentialsocialmediaplatformsinChina,SinaWeibohasencounterednumerousinstancesofrumorpropagation.Forthisreason,itisessentialtodevelopeffectivemethodstocombatthespreadoffalseinformationonthisplatform.Constructingasensitivekeywordlibrarycanplayacrucialroleinachievingthisobjective. Methodology: ToconstructasensitivekeywordlibraryforonlinerumorsonSinaWeibo,amulti-stepapproachwillbeundertaken.First,adatasetofknownrumorswillbecollectedfromreputablesourcessuchasfact-checkingorganizationsandnewsagencies.Theserumorswillbeanalyzedandcategorizedbasedontheircontent,target,andimpact.Second,keywordsandphrasescommonlyassociatedwiththeserumorswillbeidentifiedthroughtextminingtechniques,includingnaturallanguageprocessingandsentimentanalysis.Third,amanualreviewprocesswillbeconductedtorefinethekeywordlist,removingirrelevanttermsandaddinganymissingkeywords.Finally,theconstructedkeywordlibrarywillbetestedandvalidatedbyapplyingittonewrumordetectionmodelsonSinaWeibo. ResultsandDiscussion: ThesensitivekeywordlibraryforSinaWeiborumorswillconsistofacomprehensivelistofkeywordsandphrasesthatarecommonlyusedinfalseinformationspreadonline.Thislibrarywillincludekeywordsrelatedtovariouscategoriessuchashealth,politics,finance,andcelebrities.Byutili