基于某p神经网络的网络舆情危机预警分析

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1、Publicopinion骶greatlyincreasingviaIntemetinChina．Itarousesourcountry’shighattention．田1cdemandofearly-warningaboutIntemetpublicopinionisurgent．Establishingacrisisearly-warningsystemofInternetpublicopinionCallhelI,therelevantdepartmentsdetectcentralissuesofsociety,thenegativeinformationOrsignsofpote

2、ntialproblemstimelyandmakeearlywarning,ensuringthesocialsafetyandstabilityandpromotingnationalharmony．ThispaperdevelopsOnthetheoreticalknowledgeabout1．ntemetpublicopinionandcrisisearly-warning．neCOlecontentistoestablishthemodelofcrisisearly-warningofIntemetpublicopinionbasedOnBPneuralnetwork,inclu

3、dingtwoparts：thefirstpartofthemodelistoestablishtheindexsystemofcrisisearly-warningofIntemetpublicopinionfrom3levels，4aspects，11specificindicators，anditdescribesthe1specificindicatorsqualitativelytomakethejudgmentatIntemetpublicopinionmorescientificandobjective．．n坞indexsystemofcrisisearly-warningo

4、fIntemetpublicopinionisanimportantdefenselineofsupervision；’clisinnab裔earlywarningofInternetpublicopinion．刀砖secondpartistoestablishthemodel．乃昭paperestablishesthemodelofcrisisearly-warningofIntemetpublicopinionbasedOilBPneuralnetworkusingtheneuralnetworktoolboxofMatlab7．0．Becauseofthecomplexity,non

5、--deterministicandnonlinearintheprocessofcrisisearly-warningofIntemetpublicopinion,thepaperappliesBPneuralnetworkincrisisearly-warningofIntcmetpublicopinion．Anditdemonstratestheeffectivenessofthismodelbytheeventofentrapmentinshanghai．Finally,thepaperprovidesSOIIICstrategiesandmanagementsuggestions

6、fordealingwiththecrisisofInternetpublicopinion．nemainresultsa陀雒follows：(1)Establishingaflewcrisisearly-warningindexsystemofIntemetpublicopinion,enrichingthediscoveryOiltheindexofcrisisearly-warningofInternetpublicopinion．(2)PresentingpracticalquantitativemethodsOnthebasisofthequalitative2气Ij曲10-J●

7、■、●，p一‘descriptionabouttheindexofcrisisearly-warningofInternetpublicopinion,toiihaketheindexsystemproposedinthetextmorcscientific．(3)Establishingthemodelofcrisisearly-warningofInternetpublicopinionbasedonBPneural