学科分类
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45 个结果
  • 简介:Wewillpresenttheconceptanddefinitionaboutsoftwarearchitectureandsoftwarereuse.Andthendiscussthesoftwarearchitecturethatcanbereused.FinallywepresentademoofreusablesoftwaresysteminaMISproject.

  • 标签: 软件复用 MIS 软件结构 软件设计
  • 简介:Coopetitionhasbecomethecurrentstrategictrendoftheeconomicdevelopment.Inthispaper,coopetitiongameandtheequi'ibriumhavebeendevelopedthroughcomparingthecharacteristicsofcooperationgamewiththoseofcompetitiongame.Furthmore,analgorithmusingonekindofminimaxtheoremproposedbyDingzhu-Duin1990isputforwardtosolvecoopetitiorgame.Thealgorithmhasgreatadvantagesoverothermethods,whichcansolveirregularandnon-differentialconcaveorconvexfunctionofthegames.Acoopetitiongameofcournotmodelwithasymmetricoligarchsisadvancedandthecoopetitionequilibriumshavebeenobtainedbysimulation.ThesimulationresultsarecomparedwiththatofNashequilibrium.Conclusionscanbemadethatmoremembersinacoalitioncouldgethighersatisfactiondegreesatcoopetitionequilibriums,whichisdependentoncostandpotentialmarketdemands.

  • 标签: 极小极大定理 博弈论 有效系数 经济发展 竟合策略
  • 简介:Theslowconvergencerateofreinforcementlearningalgorithmslimitstheirwiderapplication.Inengineeringdomains,hierarchicalreinforcementlearningisdevelopedtoperformactionstemporallyaccordingtopriorknowledge.Thissystemcanconvergefastduetoreducedstatespace.Thereisatestofelevatorgroupcontroltoshowthepowerofthenewsystem.Twoconventionalgroupcontrolalgorithmsareadoptedaspriorknowledge.Performanceindicatesthathierarchicalreinforcementlearningcanreducethelearningtimedramatically.

  • 标签: 工程学 控制系统 电梯 电路设计 程序控制
  • 简介:Onthebasesofthepropertiesofabstracthierarchicalstructuremodelandtheconcretestructureofthemodelsystem,whichisconvenienttosolvepracticalproblems,avisualinteractivehierarchicalcoordinationmethodhasbeenproposed.Inthispaper,acompensationadjustmentsub-modelforhydropowerstations,anoptimaloperationsub-modelforhydro-thermalpowersystems,andanaggregationmodelbasedontheaspirationleveltheoryarebuilt,andthesemodelscanbesolvedwithdecisionsupportalgorithm.Thesetofobjectivesanditsstructurecouldbemadebythedecision-makerinvisualsoftware,whichcouldbedecidedbyAHP.Finally,theapplicationresultsshowthatthismethodologyisfeasible,however,thesoftware(DSS)needsfurtherimprovement.

  • 标签: INTERACTIVE DECISION support algorithm MULTI-OBJECTIVE and
  • 简介:Thearticleisaboutsolvingthelastmiledeliveryprobleminruraltownorvillage.Wewanttotestthedrone’spotentialinparceldelivery.Theobjectivesare1)tointroducetheclusterandtruck-droneintandemdeliverymethod,2)tocomparethenewmethodwiththetraditionalTSPmethodinaspectoftruckrunningdistance,energyusingandtimeoccupation.Theparceldeliverydemandissparse,soitisnotdenseenoughforatrucktocarryondelivery.Wetrytoidentifythebestrouteforthedronetodeliverthegoods.Weusek-meanmethodtocarryonclustering,thenweuseenumerationmethodtofulfillthecentroidsdelivery,whichcomesfromthedepot.Wedesignamodelandcalculatetheenergy,timeanddistancesavingbetweendroneusingmethod(DTSP)andtraditionalTSPmethod.Thedroneattendeddeliverysavestruckdeliverydistance,energyconsumptionandtime.ThetruckrunningdistanceofDTSPmethodsaves91.87%,thetruckrunningdistanceisshortenedfrom189.69kmto15.4252km.TheDTSPmethodsaves90.45%ofenergy.TheDTSPmethodbringsa29.75%cutoffintimeaspectwhentherearetwodroneinrunning.TheresearchintroducestheclusterandTSPcombinationmethod,whichisagoodwaytocarryonlastmiledelivery.Theresultshowsabrightfuturefordronetoattendparceldelivery.Thee-commercecorporationcanapplythismethodinpractice.

  • 标签:
  • 简介:Inthispaper,weprovideaframeworkoffuzzylandscapetheoryanddiscussanapplicationtoallianceanalysis.Thefuzzylandscapetheorymayallowustoanalysesavarietyofaggregationprocessesinpolitical,economic,andsocialproblemsinamoreflexiblemanner.Thesimulation3resultsfortheproblemsoftheinternationalalignmentoftheSecondWorldWarinEuropeandthecoalitionformationinstandard-settingalliancesinthecaseoftheUNIXoperationsystemarecomparedwiththosegivenbytheoriginaltheory.

  • 标签: FUZZY LANDSCAPE THEORY 模糊地形理论 欧洲 第二次世界大战
  • 简介:Accurateandeffectiveassessmentofstrategicalternativesofanorganizationdirectlyaffectsthedecision-makingandexecutionofitsdevelopmentstrategy.Inevaluationofstrategicalternatives,relevantelementsfrombothinternalandexternalenvironmentsofanorganizationmustbeconsidered.Inthispaperweusestrategicassessmentmodeltoevaluatestrategicalternativesofanair-conditioningcompany.Strategicobjectivesandalternativesofthecompanyaredevelopedthroughanalysisofthecompetitiveenvironment,keycompetitorsandinternalconditions.Theenvironmentfactorsareclassifiedintointernal,task,andgeneralopportunitiesandthreats.Analyticalhierarchyprocess,subjectiveprobabilities,entropyconcept,andutilitytheoryareusedtoenhancedecision-maker'sabilityinevaluatingstrategicalternatives.Theevaluationresultsshowthatthemosteffectivestrategicalternativeforthecompanyistoreducetypesofproducts,concentrateitseffortonproducingwindow-typeandcupboard-typeair-conditioners,enlargetheproductionscale,andpre-emptthemarket.Thecompanyhasmadegreatprogressbyimplementingthisalternative.WeconcludethatSAMisanappropriatetoolforevaluatingstrategicalternatives.

  • 标签: STRATEGIC ASSESSMENT model evaluation of STRATEGIC
  • 简介:Intheanalysisoneconomicgrowthfactors,calculatingthecontributionrateofinfluencingfactortoeconomicgrowthusingtheCESproductionfunctionmodelisacommonandimportantresearchfield.TheCESproductionfunctionmodelhasavarietyofforms,andthesuperpositionCESproductionfunctionmodelproposedinthepaperisanewmodel.Withregardtothemodel’sparameterestimation,thepaperproposesamodifiedparticleswarmoptimizationwhichhasafastconvergencerateandahighprecision.Withregardtothecalculationoffactorcontributionrate,thepaperoffersanewscientificcalculationmethodwiththesuperpositionCESproductionfunctionmodel.Atlast,thepapermakesanempiricalanalysisonthecontributionrateofChineseeconomicgrowthfactorsandtheresultobtainedconsistswiththereality.

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  • 简介:Assumeanunreliableworkstationperformingjobswitharandomservicetime,namely,itoccasionallybreaksdownbecauseofunexpectedinterruptions.Asaninterruptionreallyoccurs,thestationisinstantaneouslyrepairedandtheuncompletedjobisrestartedagainfromthebeginningtillajobiscompletedwithoutbeinginterrupted.ThetotalservicetimeisshowntobeNBUifandonlyifthetotaltimeittakestofinisheachjobwithinterruptionsisstochasticallylargerthanthatwithoutthem,irrespectiveofwhenandhowthebreakdownsoccur.Asanapplication,anonparametricprocedureisdevelopedtotestforthestrictNBUpropertyoftheservicetime.Finally,somenumericalsimulationsarepresentedaswell.

  • 标签: NBU 随机维修时间 意外故障 L-统计学 寿命分配 数字模拟
  • 简介:Consideringourcountry'spresentsituation,inthispaperweprovidetenevaluationindexesofthecreditapplicationmanagement,whichisusedastheinputvectorofneuralnetwork.Thenwesetupathree-layerbackpropagationmodelforthecreditapplicationevaluationbasedontheartificialneuralnetwork.Wealsoanalyzedthemodelusingtherealdata;thetestingresultindicatesthatthemodelisagoodmethodandagoodtool.

  • 标签: 信贷申请表 神经网络 评估指标 信贷管理
  • 简介:Inmultipleattributegroupdecisionmaking(MAGDM)problemsbasedonlinguisticinformation,thegranularitiesoflinguisticlabelsetsareusuallydifferentduetothedifferencesofthinkingmodesandhabitsamongdecisionmakers.Inordertodealwiththisinconvenience,thetransformationrelationshipsamongmultigranularlinguisticlabels(TRMLLs),whichareappliedtounifylinguisticlabelswithdifferentgranularitiesintoacertainlinguisticlabelsetwithfixedgranularity,arepresentedinthispaper.Furthermore,thereferencetablesaremadeaccordingtoTRMLLssothattheinterrelatedcalculationwillbelesscomplicated,andthemethodofhowtousethemisexplainedindetail.Atlength,theTRMLLsareillustratedthroughanapplicationexample.

  • 标签: 多粒度 群决策 语言 标签 应用 均匀化
  • 简介:Adatawarehouseoftenaccommodatesenormoussummaryinformationinvariousgranularitiesandismainlyusedtosupporton-lineanalyticalprocessing.Ideallyalldetaileddatashouldbeaccessiblebyresidinginsomelegacysystemsoron-linetransactionprocessingsystems.Inmanycases,however,datasourcesincomputersarealsokindsofsummarydataduetotechnologicalproblemsorbudgetlimitsandalsobecausedifferentaggregationhierarchiesmayneedtobeusedamongvarioustransactionsystems.Insuchcircumstances,itisnecessarytoinvestigatehowtodesigndimensions,whichplayamajorroleindimensionalmodelforadatawarehouse,andhowtoestimatesummaryinformation,whichisnotstoredinthedatawarehouse.Inthispaper,theroughsettheoryisappliedtosupportthedimensiondesignandinformationestimation.

  • 标签: ROUGH SETS data WAREHOUSE dimension
  • 简介:OnthebasisofanalyzingtheshortageofscalemeasureofthecurrentAHP,andfollowingbaseprincipleoftwocomparison:principleofreward-punishmentandprincipleofconversion,translationfunctionandconciliationcoefficienthavebeenstructured.Thisarticleadvancesanewmeasurewhichstructuringtranslationfunctionandconciliationcoefficient.TheresultofapplicationofimprovedAHPonthesynthesisevaluationofagriculturalmechanizationissatisfactory.

  • 标签: IMPROVED AHP AGRICULTURAL mechanization: EVALUATION
  • 简介:Thispaperdealswithon-linestateandparameterestimationofareasonablylargeclassofnonlinearcontinuous-timesystemsusingastep-by-stepslidingmodeobserverapproach.Themethodproposedcanalsobeusedforadaptationtoparametersthatvarywithtime.Theotherinterestingfeatureofthemethodisthatitiseasilyimplementableinreal-time.Theefficiencyofthistechniqueisdemonstratedviatheon-lineestimationoftheelectricalparametersandrotorfluxofaninductionmotor.Thisapplicationisbasedonthestandardmodeloftheinductionmotorexpressedinrotorcoordinateswiththestatorcurrentandvoltageaswellastherotorspeedassumedtobemeasurable.Real-timeimplementationresultsarethenreportedandtheabilityofthealgorithmtorapidlyestimatethemotorparametersisdemonstrated.Theseresultsshowtherobustnessofthisapproachwithrespecttomeasurementnoise,discretizationeffects,parameteruncertaintiesandmodelinginaccuracies.Comparisonsbetweentheresultsobtainedandthoseoftheclassicalrecursiveleastsquarealgorithmarealsopresented.Thereal-timeimplementationresultsshowthattheproposedalgorithmgivesbetterperformancethantherecursiveleastsquaremethodintermsoftheconvergencerateandtherobustnesswithrespecttomeasurementnoise.

  • 标签: 参数估计 方法论 非线性系统 感应电机
  • 简介:沙特阿拉伯每年从在整个世界收到超过200万个回教徒执行Hajj,穆斯林朝圣到Makkah。它必须在一个特定、有限的空格发生在一年的一个特定的时期期间。尽管有机构奉献给这个事件的努力政府,许多灾难每年通常发生。当朝圣者的数字每年正在增加,这个问题正在成为惊人的。越来越多的资源被分配消除如此的灾难的出现。超过一策略被建议了使Hajj尽可能安全。当它包含众多的演员,和许多,知道这个问题是很复杂的纠缠了标准和元素,问题是哪个策略是最好的。这篇论文为由设计一个分析模型发现哪个组织Hajj问题作为健全方法论论述分析网络进程集中于的策略使朝圣尽可能安全。

  • 标签: 层次分析法 麦加朝圣 战略计划 沙特阿拉伯 安全