DefinitionSimplerandomsampleDefinition1LetX1,X2,...,XnisasampleofcapacitynfromthepopulationX,ifX1,X2,...,XnaremutuallyindependentandeachisarandomvariablewiththesamedistributionasthepopulationX,thencal...

OriginAmericaninformationresourcemanagementexpertsFWHortonandDAMarchandpointedoutintheearly1980s:Informationresources(InformationResources)Likehuman,material,financialandnaturalresources,theyareallimp...

StrategicdefinitionHumanresourcesrefertothenecessarylaborcapacity,includingthenumberandqualityofthepopulationcapableofperformingmilitaryservice.Naturalresourcesincludelandresources,mineralresources,wa...

IntroductionSupervisor:MinistryofEducationofthePeople’sRepublicofChina,Sponsor:TsinghuaUniversity◆Periodofinclusion:1994topresent(somepublicationsdatebackto1979,Somepublicationsdatebacktothefoundingpu...

LasercomputerMolecularcomputerQuantumcomputerDNAcomputerBiologicalcomputerExpandTechnologyusedCurrently,anewsupercomputeradoptsoneofthefastestmicroprocessorsintheworldandusesaninnovativewater-coolings...

IntroductionOctal,abbreviatedOCTorO,isacountingmethodbasedon8anduses0,1,2,3,4,5,6,7eightnumbers,Everyeightenters1.Someprogramminglanguages​​oftenstartwiththenumber0toindicatethatthenumberisoctal.Octal...

UsersCreditorsFromthestandpointofcreditors,theyaremostconcernedaboutthesafetyofvariousfinancingmethodsandwhethertheycanrecovertheprincipalandinterestonschedule..Ifthecapitalprovidedbyshareholdersonlya...

ContentintroductionFromtheperspectiveofpersonality,fromtheperspectiveofhumandevelopmentasawhole,considertheeducationoftheinteryearHaragangEditedbyMariaMontessori,ItalyWhatisPersonality?Wheretostart?Wh...

IntroductionTCP/IPtransmissionprotocol,namelytransmissioncontrol/networkprotocol,alsoknownasnetworkcommunicationprotocol.Itisthemostbasiccommunicationprotocolintheuseofthenetwork.TheTCP/IPtransmission...

HistoricalevolutionTheHongKongUniversityofScienceandTechnologywasestablishedbecauseoftheeconomicstructurechangeinthe1980s.AsHongKonghasenteredaperiodofeconomictransformation,theHongKonggovernmentexpec...

ImplementationbackgroundSince1979,China'seconomicgrowthratehasattractedworldwideattention.However,itsgrowthpointmainlydependsontheextensiveandextensiveeconomydrivenbyresources,capitalandcheaplabor.The...

IntroductiontoarchivestatisticsResearchscope:①Thesetting,contentandfunctionofarchivestatisticsindexsystem,includingstatisticsindex,indexmeaning,indexunitandtherelationshipamongtheindexes,etc.;②Archive...

BriefintroductionLiquidcrystaldisplay(LCD)isatypeofdisplayusedindigitalwatchesandmanyportablecomputers.TheLCDdisplayusestwopiecesofpolarizedmaterial,betweenwhichisaliquidcrystalsolution.Whencurrentpas...

OverviewThephysicalcharacteristicsofflashmemoryarefundamentallydifferentfromcommonmemory:Flashmemoryisanon-Volatilememory,Itcankeepdataforalongtimewithoutcurrentsupply.Itsstoragecharacteristicisequiva...

IntroductionDecisiontreeisabasicclassificationandregressionmethod.Thedecisiontreemodelhasatreestructure.Inaclassificationproblem,itrepresentstheprocessofclassifyinginstancesbasedonfeatures.Itcanbecons...