资源描述：
《基于分形时间序列的空气质量指数研究》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、摘要基于分形时间序列的空气质量指数研究——以大连市为例[在此处键入文档摘要。摘要通常为文档内容的简短概括。在此处键入文档摘要。摘要通常为文档内容的简短概括。][选取日期]mplementation"fivebigdevelopmentconcept"ofrequirements,accurategraspeconomicdevelopmentnewnormalandtransformationdevelopmentofrelationship;deepunderstandonin-depthadvanceruleoflawconstruction,andtobuildtransf
2、ormationdevelopmentgoodenvironmentofrequirements;deepunderstandonfullmobilizationGeneralcadresenthusiasm,andconstantlyupgradeworkessenceGodofrequirements,putJiaSecretaryspeechspiritimplementationtospecificactionintheto,promotedXXeconomicsocialdevelopmentMichaelShangnewsteps.XiangBAthirdpartyC
3、ongressreportontheworkofoureffortstopromoteeconomicandsocialdevelopment--intheCommunistXXXXeightreportingthreeplenarymeetingsoftheCommissionrepresentativesandcomrades:today,onbehalfoftheChineseCommunistsXXthreportoftheCommitteetotheGeneralAssembly.First,forgeaheadinunity,overcomedifficulties,
4、XXyearsofoutstandingachievements.XXyearsintheCounty,theCountyGovernment'sstrongleadership,theTownshipPartyCommitteerallyandleadtheentirepeopleofallethnicgroups,seriouslyimplementtheCentral,provincial,StateauthorityandthedecisionsoftheCountypartyCommittee,adheretothe"steady,steady,steadyqualit
5、y,"Generalrequirements,forgeaheadinunity,overcomedifficulty,dosolidwork,topromotetheImplementationofthework,thesuccessfulcompletionoftheobjectivesdefinedatthebeginningofthetask,theTownshiptomaintainsustainableeconomicgrowth,socialharmonyandstability,ethnicunityandprogress,peaceconsolidationan
6、deco-goodorder摘要摘要本文介绍了分形的概念并考察了大连市空气污染指数的分形特征，利用R/S分析这种非参数统计方法确定了大连市空气污染指数的平均循环周期，在此基础上计算了动态Hurst指数和移动平均Hurst指数，并对其预测效果进行了考察。结果表明，大连市空气污染指数具有分形结构，具有平均为7天的记忆长度，Hurst指数和移动平均Hurst指数具有一定的预测能力。关键字：分形；空气污染指数；Hurst指数mplementation"fivebigdevelopmentconcept"ofrequirements,accurategraspeconomicdevelop
7、mentnewnormalandtransformationdevelopmentofrelationship;deepunderstandonin-depthadvanceruleoflawconstruction,andtobuildtransformationdevelopmentgoodenvironmentofrequirements;deepunderstandonfullmobilizationGeneralcadresenthusiasm,andconstantl
