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1、硕士学位论文目录followingproceduretoconvertitintoamulti-stagedecisionprocess,andtheestablishmentofdynamicprogrammingmodel.f(L)kkf(L)11==Min[gk(uk)+0f(L)k−1k+1Thekeytosolvingtheproblembecomesagk(Pi)therealizationofthesolution:addinganodePiinthenewtime,asmuchaspossibleit'sg
2、k(Pi)=0;TakingintoaccountthefreedomofP2Pnetworknode,andtherapidnatureofthedemandtojointhenetworkcanbeusedhill-climbinglocaloptimalunicasttreestomeettheperformancerequirements.TheresultingbuildBeibeiCastunicasttreealgorithm,nodeleaveorfailuretomaintainanalgorithmtosol
3、vetheBeibeiCastnodepositioning,distributionmanagementproblems.Inaddition,thereferencedesignofslidingwindowtoachieveasinglebroadcastinthebuffermanagement.Ultimately,aP2P-basedlivesystemBeibeiCast.Accordingtotheabovedesignidea,thisimplementationofaP2PbroadcastsystemBei
4、beiCast,onthewholesystemisdividedintothreecomponents:theprogramdirectoryserver,TVclient,andprogramflowproviders.ProgramdirectoryVI硕士学位论文目录servermanagementismainlyresponsiblefortheorganization,managementBeibeiCastchannelbetweenthechannelsofcommunicationanddisplay.Prog
5、ramproviderscanflowthroughtheHelixserver.Streamingmediaservercanalsobeastreamingmediafile.ThesystemusedinthenetworkwithinthecampusnetworkTVbroadcast,livepressconferencesandotherprincipals.ThecampusoftheUniversitysystemintheoverseasChineseliveNBAgameshownetworkhasbeen
6、appliedtotesting.Throughlivetestmatchcanbefoundintheinitialprogrambegan,thenumberisgrowingrapidly,andintheend,alotofusersleavethenetwork.Delayperformanceevaluationfromthepointofview,isgenerallymaintainedatbetween1to3seconds,liveinsimilarP2Psystem,delaynumberislower.A
7、ccordingtothetestthedata,thesystemreducesstreamingmediatransmissiondelay,CPUconsumptionofresourceshasimprovedsignificantly,toachievetheexpectedresults.ThispaperpresentsasinglebroadcasttreemodelcanbeextendedtotheInternet,toimprovethenetwork'slivestreamingeffect,hassom
8、epracticalsignificance.Keywords:Peer-to-peer;Streaming;DynamicProgramming；VII原创性声明本人声明兹呈交的学位论文是本人在导师指导下完成的研究成果。论文写作中不包含其他人已经发表或撰写过的
