科学家专用ppt模板;蓝脑计划项目BlueBrain

Presentedby:NIKHILESH.J.R&KRISHNARAJ.SINTRODUCTION•Humanbrain-ThemostvaluablecreationofGod.•BLUEBRAIN-Thenameoftheworld’sfirstvirtualbrain.Thatmeansamachinethatcanfunctionashumanbrain.•Mainaimistouploadhumanbrainintomachine.•Afterthedeathofthebody,thevirtualbrainwillactastheman.Contn…•IBMisnowinresearchtocreateaVirtualBrain.•ThefirstphaseofBlueBrainprojectstartedafter15yearsofsystematicallydissectingasingleneocorticalcolumn.•TheprojecthasfocusednotonlyonbuildingamodelofNCC,butondevelopingagenericfacility.•ThemodelofNCCconsistsof10,0003Ddigitalizationofrealneurons.FUNCTIONINGOFBRAINSensoryInputReceivinginputsuchassound,image,etcthroughsensorycell.InterpretationInterpretationofthereceivedinputbythebrainbydefiningstatesofneuronsinthebrain.MotorOutputReceivingofelectricresponsesfromthebraintoperformanyaction.ModelingTheBlueBrain1:Modelingtheneurons:-•Shape&Structureinfluencesit’selectricalproperties.•Neuronmorphology&ElectricalbehavioroftheJuvenileRatisusedasthebasisforthemodel.2:Modelingconnections:-•Precisedensity&VolumeoftheCellprovidesessentialinformationforconstructingcorticalcircuits.•BlueGeneisusedinintensivecalculationtofixthesynapselocations3:Modelingthecolumn:-•TheresultofallthesecalculationsisarecreationatthecellularleveloftheNCC.•AmodelofNCCwascompletedattheendof2006.ModelofNCCSpecificachievementsofBBP-Phase1Modelingframeworkforautomatic,ondemandconstructionofneuralcircuits:frombiologicaldata.Newsimulation&calibrationprocess:automaticallyanalysesthebiologicalaccuracy&consistencyofeachrevisionofthemodel.Canserveasakeytoolfoesimulationbasedresearch.BlueGene:SuperComputer•BlueGene–ComputerarchitectureprojectdesignedtoproduceseveralsupercomputershavingspeedsinPFLOPSrange.•4BlueGeneProjectsBlueGene/LBlueGene/CBlueGene/PBlueGene/QBlueGene/L:•DevelopedthroughapartnershipwithLawrenceLivermoreNationalLaboratory(LLNL).•Theoreticalperformance:478TFLOPSsustained596TFLOPSpeak.•ItusesLustretoaccessmultiplefilesystemsinthe600TB–1PBrange.Features:•Tradingthespeedofprocessorsforlowpowerconsumption•Duelprocessorspernodewithtwoworkingmodes•Systemon-chipdesign•Largenumberofnodes•3Dtorusinterconnectwithauxiliarynetworks•LightweightOSpernodeforminimumsystemoverheadArchitecture:•Theuploadingispossiblebytheuseofsmallrobotsknownasthenanobots•Theserobotsaresmallenoughtotravelthroughoutourcirculatorysystem•Travelingintothespineandbrain,theywillbeabletomonitortheactivityandstructureofourcentralnervoussystem•TheywillbeabletoprovideaninterfacewithcomputerwhilewestillresideinourbiologicalformUPLOADINGHUMANBRAIN•Nanobotscouldalsocarefullyscanthestructureofourbrain,providingacompletereadoutoftheconnection.•Thisinformation,whenenteredintoacomputer,couldthencontinuetofunctionasus.•Thusthedatastoredintheentirebrainwillbeuploadedintothecomputer.Contn…BRAINSIMULATION•Theelectricalactivityofeachneuronissimulatedviasupercomputers•Avisualexplorationofthecircuitisanimportantpartoftheanalysis•Astheelectricalimpulsetravelsthroughthecolumn,neuronslightupandchangecolorastheybecomeelectricallyactive•Allcalibrating&comparingfn.sofBlueBraincircuit:2ndstageofBlueBrainprocessINPUTThroughthenaturalneuronsINPUTThroughthesiliconchiporartificialneuronsINTERPRETATIONByasetofbitsinthesetofregisterINTERPRETATIONBydifferentstatesoftheneuronsinthebrainNATURALBRAINVSSIMULATEDBRAINOUTPUTThroughthenaturalneurons.OUTPUTThroughthesiliconchip.PROCESSINGThrougharithmeticandlogicalcalculations.PROCESSINGThrougharithmeticandlogicalcalculationandartificialintelligence.MEMORYThroughpermanentstatesofneuronsMEMORYThroughSecondarymemoryNEURONSOFTWARE•Simulationenvironmentformodelingindividualandnetworkofneurons.•Developedby:MichaelHines,JohnWMoore&TedCarnivale.•Primaryscriptinglanguageusedtointeractishoc.•SupportsparallelizationviatheMPIprotocol.•PropertiesofneuronmembranechannelsaresimulatedusingNMODLlanguage.Programtocreateanervecell//createtwosections,thebodyoftheneuronandaverylongaxoncreatesoma,axonsoma{//lengthissetto100micrometersL=100//diameterissetto100micrometersdiam=100//insertamechanismsimulatingthestandardsquidHodgkin–Huxleychannelsinserthh//insertamechanismsimulatingthepassivemembranepropertiesinsertpas}axon{L=5000diam=10inserthhinsertpas//theaxonshallbesimulatedusing10compartments.Bydefaultasinglecompartmentisusednseg=10}//connectthedistalendofthesomatotheproximalendoftheaxonconnectsoma(1),axon(0)//declareandinsertacurrentclampintothemiddleofthesomaobjrefstimsomastim=newIClamp(0.5)//definesomeparametersofthestimulus:delay,duration(bothinms)andamplitude(innA)stim.del=10stim.dur=5stim.amp=10//loadadefaultNEURONlibraryfilethatdefinestherunroutineLoad_file(stdrun.hoc)//setthesimulationtorunfor50mststop=50//runthesimulationrun()•Rememberingthingswithoutanyeffort.•Makingdecisionwithoutthepresenceofaperson.•Usingintelligenceofapersonafterthedeath.•Understandingtheactivitiesofanimals.•Allowingthedeaftohearviadirectnervestimulation.ADVANTAGESDISADVANTAGES•Webecomedependentuponthecomputer.•Othersmayusetechnicalknowledgeagainstus.•Anotherfearisfound