预览加载中,请您耐心等待几秒...
1/2
2/2

在线预览结束,喜欢就下载吧,查找使用更方便

如果您无法下载资料,请参考说明:

1、部分资料下载需要金币,请确保您的账户上有足够的金币

2、已购买过的文档,再次下载不重复扣费

3、资料包下载后请先用软件解压,在使用对应软件打开

入库径流预报误差随机模型及其应用 标题:入库径流预报误差随机模型及其应用 Abstract Inthispaper,weproposeastochasticmodelforforecastingerrorsininflowrunoff.Themodelisbasedontheanalysisofhistoricaldataandincorporatesvariousinfluencingfactors.Weapplythismodeltoacasestudyanddemonstrateitseffectivenessinimprovinginflowrunoffforecasts.Thisresearchhasimportantimplicationsforimprovingwaterresourcesmanagementandfloodcontrol. 1.Introduction Inflowrunoffforecastingisacrucialtaskforwaterresourcesmanagementandfloodcontrol.Accuratepredictionsofinflowrunoffcanhelpineffectivedecision-makinginvariousindustriessuchashydropowergeneration,agriculture,andurbanplanning.However,duetotheinherentcomplexityofhydrologicalprocesses,itischallengingtoachieveaccurateforecasts.Onemajorsourceofuncertaintyininflowrunoffforecastingisthepredictionerrors. 2.SourcesofInflowRunoffForecastingErrors Inflowrunoffforecastingerrorscanarisefromvarioussources,includingmeasurementerrors,modelerrors,anduncertaintiesintheinputdata.Measurementerrorsrefertoinaccuraciesinthecollectionandrecordingofhydrologicaldata.Modelerrorsarisefromdeficienciesinthemodelsusedtosimulatehydrologicalprocesses.Uncertaintiesintheinputdatacanresultfromvariationsinmeteorologicalconditions,landusechanges,andotherfactors. 3.ProposedStochasticModelforForecastingErrors Toaccountfortheuncertaintiesininflowrunoffforecasting,weproposeastochasticmodelthatincorporatesvariousinfluencingfactors.Themodelisbasedontheanalysisofhistoricaldataandutilizesadvancedstatisticaltechniques.Ittakesintoconsiderationtheeffectsofmeasurementerrors,modelerrors,anduncertaintiesintheinputdata.Bycharacterizingtheseuncertaintieswithprobabilisticdistributions,themodelprovidesarealisticrepresentationoftheforecasterrors. 4.ApplicationoftheStochasticModel:ACaseStudy Todemonstratetheeffectivenessofthestochasticmodel,weapplyittoacasestudyinvolvingariverbasin.Wefirstcollecthistoricalinflowrunoffdatafromtheriverbasinandpreprocessthedatatoremoveoutliersanderrors.Wethenestimatetheparametersoftheprobabilisticdistribut