杰出教练员评定研究.doc
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杰出教练员评定研究.doc

杰出教练员评定研究.doc

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最新【精品】范文参考文献专业论文杰出教练员评定研究杰出教练员评定研究Abstract:Inthispaper,Iproposethreemathematicalmodelstostudycoachesclustering,rankingofcoachesinthesamecluster,andthequantificationoftimeline.ThenItackletwosub-problems,coachevaluationwithoutthefactoroftimeline,coachevaluationconsideringtheinfluenceoftimeline,theextensionofourmodelforallgendersandsports.Problemonedealswithcoachevaluationwithoutthefactoroftimeline.Iselectfourtime-independentmetrics,namely,coachingtime,winningpercentage,totalcoachingsessions,andchampionships.Icandividethecoachesintothreegroupsusingk-meansmethods.Throughcomparisonofthecentroidineachgroup,Ideterminethecoachinglevel.Iscorethefirst-classcoachesbyusinganalyticalhierarchyprocess(AHP).Sincecoachesofthesamegrouphavecommoncharacteristics,Istrengthenthreeparameterstodeterminethecriterialayer,andconstructacomparisonmatrix.ThenIobtaintheweightoftheevaluationmetrics,andrankthecoaches.FinallyIgetalistof“theoutstandingcoachinthe20thcentury”.Problemtwotakestimelineintoconsideration.Ibuildaregressionmodeltoquantifythegrowthoftheteamsparticipated,andgetasimplifiedindicatorofcompetitivelevel.Throughanalyzingthefourstrengthenedparameters,Igetamorescientificrankingofcoaches.一、Problem(一)ClusteringModelIextractthedateofthecoachingtime,winningpercentage,totalnumberofcoachingsessionsandchampionshipsbytheobtainedcoaches’data,whichisusedtoformaprimarydatabase.Thisdatabasewillbeclassifiedaccordingtothesimilarityofthedata,thatistosay,theclosertwoobjectsare,thehighersimilaritytwoobjectshave.Hence,theytwoshouldbelongtothesameclass.(二)AnalyticHierarchyProcess(AHP)Throughclusteringmodel,Iselect4classificationparameters,whicharecoachingtime,winningrate,totalcoachingsessions,andchampionshipsandIdividethecoachesinto3levels.Accordingtotheassumptions,“theoutstandingcoaches”areclassifiedinthefirst-classgroup.(三)ConstructpairwisecomparisonmatrixesHierarchyreflectstherelationshipbetweenthefactors,butweightfordifferentcriteriaintheprocessisnotnecessarilythesame,asdifferentdecisio