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1、内蒙古科技大学硕士学位论文AbstractWiththewidespreaddevelopmentofcomputerapplicationtechnologyinrecentyears,thespeedandquantityofnetworkinformationtransmissionhasgrownexplosively.Microblog,asanewmediadifferentfromsuchtraditionalmediasastelevision,radioandsoon,hasoriginatedmanyinformatio
2、nthroughthehighpopularinternet.Comparedtotraditionaltexts,Microblogisfeaturedwithallbutnotlimitedtoshorttext,quicklychangedtopicsaswellascyberlanguage,soitismoreconvenientforpeopletoexpresstheirviewsandfeelingsinrealtime,butitalsoproducealargeamountofredundantinformationin
3、themeantime.Whatinvolvedinthisarticleisprofessionalindividualmicroblog,anditmainlydiscusssometopicsrelatedtobloggerswithprofessionalknowledge.Basically,thesetopicsarelimitedinaprofessionalfield,butsometimestheyalsoincludepublictopics.BecausesimplecontentsinMicroblogandwide
4、lyusedmobiledevices,peoplecantweetviatheirmobiledeviceswheneverandwhereverpossible.Therefore,ahugeamountofdatacanbeproducedinaquiteshorttime,andpeoplehavetofacethequicklyincreasednetworkinformation.Itisnotonlyaheavyworkload,butitalsodifficultforpeopletoselecttheirconcernsq
5、uicklyandaccurately,ifthesegiantandrulelessmicro-bloginformationwashandledartificially.Repeatedexperimentshavedemonstratedthatitisnotidealtoapplythetraditionalalgorithmintotheextractionofprofessionalindividualmicroblogs.Inthisway,theresearchtrendofpersonalmicrobloginformat
6、iondetectiontechnologyistofindpeople’sconcernsquicklyfromhowamassofmessymicrobloginformation.Inordertoidentifythecertaininterestofprofessionalbloggersautomatically,aalgorithmbasedonLDAtoextractprofessionalindividualmicro-blogeventshasbeenraised.Thisalgorithmwouldfilteroutt
7、hedataonmicroblog,removethosetextsandexpressionswithoutvalueaswellasthoseirrelevantlinks.ItwouldalsosegmentwordsbyIII内蒙古科技大学硕士学位论文usingInstituteofComputingTechnology,ChineseLexicalAnalysisSystem,whichisshortforICTCLAStomarkthepart-of-speechofkeywordsanddisablestopwords.Nex
8、t,itwouldtakeadvantageofCHI,featureevaluationfunction,tomeasuretheimportanceofeverykeywor
