基于svm的微博情感倾向性-分析研究

基于svm的微博情感倾向性-分析研究

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页数:44页

时间:2019-03-03

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1、中原工学院硕士学位论文摘要Analysisofmicro-blogsentimentorientationbasedonSVMSpecialty:TechnologyofComputerApplicationName:LiKeKeSupervisor:Prof.ZhengQiushengAbstractWiththeadventoftheeraofWeb2.0,webdevelopmenthasenteredallareasofpeople'slives,inrecentyears,theemergenceofmicroblogging,makeli

2、fericher.Microblogginginfluencegrowth,attractingalargenumberofscholarsin-depthstudyofthemicro-blog,andemotionalwordrecognitionandsentimentanalysishasbecomeanimportantissue.Intheopenmicrobloggingplatform,providingfunctionscanaccessinformation,youcanalsopublishinformationtoothers

3、pointofview.Atthesametime,withthereleaseofawiderangeofinformation,alongwithcreatingnewproblems,suchas,theemergenceofnewwordsemotionandemotionalpolarityanalysisofmicrobloggingsentences,newwordsappeartohavealotofChineseworddifficulttoidentify."loosestrings"and"debris";discriminat

4、ingemotionaltendencieswhenmicroblogtextsentimentanalysis,judgmentbelongstopositive,negative,neutraljudges.Emotionaltendencyofthesetexts,userscanhaveagraspofemotions,notonlyhavesomecommercialvalue,butalsobeneficialtothecommunity,canalsohelpustoimproveintheareasofpublicopinionmon

5、itoring,thesaurusupdates,naturallanguageprocessing.EverydaytensofthousandsofChinesemicroblogginguserstorefreshtheinformationonthemicrobloggingemotionalwordgenerationandanalysisofpolarconsequentproblems,doagoodjobofunderstandingtheuser'sattitudeisveryimportantandurgent.Inthispap

6、er,datafromtheexperimentsprovidedbytheairportemotionalconditionwithwordrecognition,carriedtagging,combinedwithcontextualinformationfeature,thefeaturevectortobuildonthetrainingcorpusdatamodelconstructionandtesting,andfinallygetemotionalwordcorrectrate(Precision),recall(Recall)an

7、dF-values.EmotionalwordsonWeiboeffectivelycorrecttextrecognitionisdiscriminatingmicrobloggingemotionaltendentiouspremiseandfoundation.Firstly,combinedwithChineseinformationprocessing,naturallanguageknowledge,combinedwithlaboratoryemotionaldiscoveryandanalysisofnewwordsemotional

8、tendencies,emotionaltendenciesdiscussedvariousrelation

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