简介:Inthispaper,wepresentadetectiontechniqueofand-parallelisminlogicprograms.Thedetectionconsistsofthreephases:analysisofentrymodes,derivationofexitmodesanddeterminationofexecutiongraphexpressions.Comparedwithothertechniques^[2,4,5],ourapproachwiththecompile-timeprogram-leveldata-dependenceanalysisoflogicprograms,canefficientlyexploitand-parallelisminlogicprograms.Twoprecompilers,basedonourtechniqueandDeGroot'sapproach^[3]respectively,havebeenimplementedinSES-PIMsystem^[12],ThroughcompilingandrunningsometypicalbenchmarksinSES-PIM,weconcludethatourtechniquecan,inmostcases,exploitasmuchand-parallelismasthedynamicapproach^[13]doesunder“produces-consumer”scheme,andneedslessdynamicoverheadwhileexploitingmoreandparallelismthanDeGroot'sapproachdoes.
简介:<正>1.IntroductionInthepreviousdiscussiononthelogicofthinkingofZhouYi,wehaveattemptedtoexaminetheevolutionfromtheeightdiagramstothesixty-fourhexagrams,inthehopeoffindingoutwhatittriestoconveytoitsreadersandhowitachievesitsaim.1Ourconclusionis:ZhouYisetupathinkingmodelwhichdeeplyinfluencedtheChinesetraditionalcultureandwecanseeitsinfluencesintoday’sChina.Moreover,theinterpretationsofthesymbolicdiagramsprovidedby
简介:Sustainabledevelopment,aconceptwhichhasbeenbuiltwiththesustainabilityofeconomicprogressionasamainthrust,hasbeenawidelypreferredmodeltotraditionaldevelopmentalmodels.However,therealmeaningofwhatsustainabledevelopmentisandshouldincludehasbeenanobjectofdebate.Ontheonehand,differingfromtraditionaleconomicdevelopmentalmodels,economicprogressdoesnotnecessitatethepracticeof‘sustainabledevelopment'.Ontheotherhand,currentlevelsofscienceandtechnologyarestillunabletosolveseveralproblemsthatarisewitheconomicdevelopment.Sustainabledevelopmenthastransferredtheresponsibilityofenvironmentaldestructiontothatofdevelopingcountries.Lastly,insteadofutilizingthebesttechnologyandleadershipintoformulatingexcellentenvironmental-protectionpolicies,itismoreimportanttocreatewidespreadawarenesstothepublicontheneedtoprotecttheenvironmentandtherebyengagetheirparticipationindecision-makingtoactuallyrealizewhatistruly‘sustainabledevelopment'.
简介:AhomomorphismψoflogicprogramsfromPtoP'isafunctionmappingAtoms(P)toAtoms(P')andpaper,thecomplexityofthedecisionproblemsonhomomorphismandisomorphismfordefinitelogicprogramsisstudied.Itisshownthatthehomomorphismproblem(HOM-LP)fordefinitelogicprogramsisNP-complete,andtheisomorphismproblem(ISO-LP)isequivalenttothegraphisomorphismproblem(GI).
简介:基因子集选择为microarray数据的分类和分析是必要的。然而,自从基因表示数据,基因选择被知道是一项很困难的任务不仅有高维数,而且包含冗余的信息和噪音。应付这些困难,这份报纸介绍基于的预处理途径二个主要步骤填写了的模糊逻辑。首先,我们使用模糊推理规则把给定的数据集的基因表达式层次转变成模糊的值。然后,我们把一种类似关系用于这些模糊价值定义模糊等价组,包含强烈类似的基因的每个组。尺寸减小被基于相互的信息为每组类似的基因考虑一个单个代表完成。为了估计这的实用性,来临,广泛的试验用三个统计过滤器和三个分类器与一个联合分类模型一起在三著名公共数据集上被执行。
简介:ThesecondaryusageofspectrumhasbeeninvestigatedinCognitiveRadio(CR)networktoresolvingthespectrumscarcityissueinwirelesscommunication.WhenPrimaryUsers(PU)whoownthespectrumappear,spectrumhandoffisneededtomaintainthecommunicationsofSecondaryUsers.ButthedecisionmakingofspectrumhandoffisachallengeissueforCRnetwork,becausetheinputofdecisionmaking,whichobtainthroughspectrumsensing,isheterogeneousandinexact.Inthispaperwewillusefuzzylogiccontroltheorytosolvethisissueandmakeuseofnewinformationforhandoffoperation:theprobabilityofPU'soccupancyatacertainchannel.Ournewalgorithmcanmakemoreintelligentdecisioncomparedtosimpletraditionalspectrumhandoffdecisionmakingandreducetheprobabilityofspectrumhandoff,alsotheperformanceofSU'scommunicationcanbeenhanced.
简介:Logicqubitplaysanimportantroleincurrentquantumcommunication.Inthispaper,weproposeanefficiententanglementconcentrationprotocol(ECP)foranewkindoflogicBellstate,wherethelogicqubitistheconcatenatedGreenber-Horne-Zeilinger(C-GHZ)state.OurECPreliesonthenondemolitionpolarizationparitycheck(PPC)gatesconstructedwithcross-Kerrnonlinearity,andcandistillonepairofmaximallyentangledlogicBellstatefromtwosamepairsofless-entangledlogicBellstates.BenefitfromthenondemolitionPPCgates,theconcentratedmaximallyentangledlogicBellstatecanberemainedforfurtherapplication.Moreover,ourECPcanbercpeatedtofurtherconcentratetheless-entangledlogicBellstate.ByrepeatingtheECP.thetotalsuccessprobabilitycanbeeffectivelyincreased.Basedonabovefeatures,thisECPmaybeusefulinfuturelong-distancequantumcommunication.
简介:Globalpropertyisthenecessaryconditionwhichmustbesatisfiedbytheprovableformulas.Itcanhelptofindoutsomeunprovableformulathatdoesnotsatisfysomeglobalpropertybeforeprovingitusingformalautomatedreasoningsystems,thustheefficiencyofthewholesystemisimproved.ThispaperpresentssomeglobalpropertiesofvalidformulasinmodallogicK.Suchpropertiesarestructurecharactersofformulas,sotheyaresimpleandeasytocheck.Atthesametime,someglobalpropertiesofKunsatisfiableformulasetarealsogiven.