基于Vague集的網(wǎng)絡(luò)輿情研究.pdf

1、西安電子科技大學碩士學位論文基于Vague集的網(wǎng)絡(luò)輿情研究姓名：袁野申請學位級別：碩士專業(yè)：密碼學指導(dǎo)教師：封化民20100101AbstractAbstractWithrapiddevelopmentofInternet，theInteracthasbecomeanemerging”fourthmedia”Internethasbecomeanimportantplatformforproducingandspreadingpubli

2、copinionsPeoplepaymoreattentiontoWebpublicopinions，especiallyinWebcontentsecurityHowtoemploytechnologytoolstoenhancethecontrolWebpublicopinionsefficiently，whichnotonlypromotesthenetworkhealthydevelopmentbutalsoassistsint

3、hedecisionmakinganddealingwithunexpectedeventsThepurposeofthisthesisistesearchonamoresuitabletechnicalmeanstomonitortheWebpublicopinionsandaimstoprovidetheInternetmanagementdepartmentswiththepowerfultechnicalsupporttools

4、ThisthesismainlystudiestheChinesetextclassification，clusteringandtopicdetectingaswellThethesis，firstly，introducestherelatedworktotheanalysisofpublicopinionandkeytechniquesandthecurrentresearchstatusquoathomeandabroad，and

5、secondlybasedontheaboveanalysis，thethesisproposestouseVaguesetsextendedtotheChinesetextclassification，clusteringandtopicdetectingforpublicopinionmonitoringaswellFinally，thethesisproposesandimplementsallalgorithmbasedonad

6、emandmodelwiththehelpoffeatureitemsbasedonVagueSetsThethesisrealizesaprototypeforWebpublicopinionanalysisTheexperimentalresultonamediumsizedcorpusofWebnewsshowsthatproposedmodelinthethesisisfeasibleandreliableKeyword：Web