Käsitteen tulkinta
Itisanemergingengineeringtechnologydiscipline.Itistheproductofthemutualintersectionofsocialscienceandnaturalscienceandthemutualpenetrationofsciencetechnologyandengineeringtechnology.Knowledgeengineeringisatechnologythatusesmodernscienceandtechnologytoobtainknowledgeandinformationwithhighefficiencyandlargecapacity.Thepurposeistomaximizepeople’sintelligenceandcreativity,masterknowledgeandskills,improvepeople’sabilitytouseinformationwithmoderntools,andserveintellectualdevelopment.Asakindof"knowledgeengineering"ofengineeringtechnology,itsmainobjectisresearch.Howtoformanewcommunication,education,andcontrolsystemthatcombineselectroniccomputersandmoderncommunicationtechnology.Therefore,this"project"isofgreatsignificanceforthedevelopmentofsocialeconomy,science,technology,cultureandeducation,andforacceleratingtheprocessofsocialinformatization.Atpresent,theresearchcenterof"knowledgeengineering"ismainly"intelligentsoftwareservices",thatis,researchingandcompilingprogramsandprovidingsoftware.Duetothedevelopmentofadvancedtechnologiessuchasthecomputerindustry,thedevelopmentof"intelligentsoftware"hasbeenvigorouslypromoted,makingitnotonlymoreandmoreinnumber,butalsomoreandmoredistinctiveintermsofqualityasan"intelligentserviceindustry".Peoplehaveclearlyrealizedthatonlywhenanelectroniccomputeriscombinedwithintelligentsoftwarecanitsimulatethefunctionsofthehumanbrain,anditisalsopossibleforanintelligentmachinetoappear.However,ifthecomputerisnotequippedwiththecorrespondingsoftwareprogram,itisjustabunchofuselesswaste..Tocompileasetof"language"thatcanbeunderstoodbyelectroniccomputersandintelligentrobots,thatis,tocompileagoodsoftwareprogram,aconsiderableknowledgebaseisrequired.Itnotonlyrequiresahighlevelofmathematicalknowledgeandcalculationskills,butalsootherscientificknowledge,especiallymathematicallogicanddialecticallogic.Atthesametime,italsoneedstohavecreativethinking,masterscientificthinkingmethodsandnaturalsciencemethods.Therefore,theresearchon"knowledgeengineering"musthaveateamofprofessionals.Developedcountriesattachgreatimportancetothetrainingofsoftwaredesigners,andcontinuetoincreaseinvestmentinthisarea.Thereisashortageoftalentsinthisareainourcountry.Onlybyacceleratingthetrainingoftalentscanwetrulyimproveourintellectuallevelandacceleratethepaceofmodernizationofscienceandtechnology.Theemergenceof"knowledgeengineering"connectshuman-specificculture,science,knowledge,andideaswithmodernmachines,formingaman-machinesystem.Itnotonlyprovidesconditionsforthefurtherintelligentizationofelectroniccomputers,butalsoprovidesthemostpowerfulmoderntoolsforthedevelopmentofsocialproductiveforces.Withthedevelopmentofthe"KnowledgeRecognitionProject",people'swayofthinkingandtheentiresociallifestylewillundergoprofoundchanges.
Ehdotettu
TheconceptofknowledgeengineeringwasputforwardbyProfessorE.A.Feigenbaum,acomputerscientistatStanfordUniversity,attheFifthInternationalConferenceonArtificialIntelligencein1977..
Knowledgeengineeringistheprincipleandmethodofartificialintelligence,whichprovidessolutionstoapplicationproblemsthatrequireexpertknowledgetosolve.Appropriateuseofexpertknowledgeacquisition,expression,andtheformationandinterpretationofthereasoningprocessareimportanttechnicalissuesfordesigningknowledge-basedsystems.Knowledgeengineeringisaknowledge-basedsystem,whichisanexpertsystemestablishedthroughintelligentsoftware.Knowledgeengineeringcanberegardedasthedevelopmentofartificialintelligenceintheprocessingofknowledgeandinformation,andthestudyofhowtoexpressknowledgebycomputersandsolveproblemsautomatically.Theresearchofknowledgeengineeringhasturnedtheresearchofartificialintelligencefromtheorytoapplication,fromreasoning-basedmodelstoknowledge-basedmodels,includingtheentireknowledgeandinformationprocessingresearch.Knowledgeengineeringhasbecomeanemergingedgesubject.
Knowledgeengineeringisanemergingdisciplinewithknowledgeastheresearchobject.Itextractsthosecommonbasicproblemsintheresearchofspecificintelligentsystemsasthecorecontentofknowledgeengineeringandmakesitaguideforspecificresearchanddevelopment.Thegeneralmethodsandbasictoolsofsimilarintelligentsystemshavebecomeasciencewithmethodologicalsignificance.
InAugust1984,thefifthgenerationofcomputerexpertsinthecountry,ShiZhongzhiproposed:Knowledgeengineeringisthesubjectofresearchonknowledgeandinformationprocessing,providingtechnologiesforthedevelopmentofintelligentsystems,suchasartificialintelligence,databasetechnology,andmathematicallogic.,Cognitivescience,psychologyandotherdisciplinesinterdisciplinarydevelopmentresults.
Käsitellä asiaa
Tietotekniikan prosessi sisältää5 toimintaa
(1)Knowledgeacquisition.Knowledgeacquisitionincludestheacquisitionofknowledgefromhumanexperts,books,documents,sensors,orcomputerfiles.Knowledgemaybeaspecificfieldorspecificproblem-solvingprogram,oritmaybegeneralknowledgeormeta-knowledgeproblem-solvingprocess.
(2)Knowledgeverification.Knowledgeverificationisthatknowledgeisverified(forexample,throughtestcases)untilitsqualityisacceptable.Theresultsoftestcasesareusuallyusedbyexpertstoverifytheaccuracyofknowledge.
(3)KnowledgeRepresentation.Theactivityinwhichtheacquiredknowledgeisorganizedtogetheriscalledknowledgerepresentation.Thisactivityrequiresthepreparationofaknowledgemapandknowledgecodingintheknowledgebase.
(4)Inference.Thisactivityincludesthedesignofsoftwarethatenablesthecomputertomakeinferencesbasedonknowledgeanddetails.Thesystemcantheninfertheresultsandprovidesuggestionstonon-professionalusers.
(5)Explanationandreason.Thisincludesinterpretationfunctionsfordesignandprogramming.
Intheprocessofknowledgeengineering,knowledgeacquisitionisregardedasabottleneckbymanyresearchersandpractitioners,whichlimitsthedevelopmentofexpertsystemsandotherartificialintelligencesystems.
Aiheen sisältö
①Basictheoreticalresearch,suchasknowledgeclassification,structureandutility,knowledgerepresentation,knowledgeacquisitionandmachinelearning,reasoningandknowledgeuse.
②Thestudyofpracticalknowledge-basedsystemsmainlysolvesthetechnicalproblemsencounteredintheprocessofbuildingthesystem.
③Tulkinta- ja käyttöliittymämallin tutkimus.
④Knowledgeengineeringenvironmentresearchprovidessomegoodtoolsandmethodsforthedevelopmentofactualknowledge-basedsystems.
⑤Tietää älykkäisiin tietokoneisiin ja automaatioon liittyvistä aiheista.
Thegoalofknowledgeengineeringresearchistoconstructahigh-performanceknowledge-basedsystemtosolvecomplexproblems.Expertsystemisatypeofknowledgeengineeringsystem.
Tutkimuskenttä
Theprocessofknowledgeinformationprocessingandrelatedtechnologies.Theterm"knowledgeengineering"wasdevelopedbyFeigenbaum(EA)ofStanfordUniversityin1977.ItwasproposedattheInternationalConferenceonArtificialIntelligenceheldbytheMassachusettsInstituteofTechnology.Itisaresearchfieldderivedfromartificialintelligence.Theresearchofknowledgeengineeringpromotesartificialintelligencefrompuretheoreticalresearchtopracticalapplication,andtocomputerscienceandotherdisciplines.InmanyresearchfieldsofChina,knowledgeengineeringissometimesreferredtoasappliedartificialintelligence.
Knowledgeengineeringregardstheconstructiontechnologyofknowledgebasesystemandexpertsystemasthemainsubject.Itsmainresearchareasincludethefollowingthreeaspects:
1.Knowledgeacquisition.ResearchknowledgeDealingwithhowthesystemobtainsknowledgefromoutsidethesystemandenrichestheknowledgebase,includingknowledgeofexternaldata.
2.Knowledgerepresentation.ResearchhowtoformallydescribeknowledgesothatthecomputercanreasonablyStoreanduseknowledge.
3.Tietojen käyttö.Tutki kuinka organisoidajatietänyttiedonkäsittelyjärjestelmä,ja mitä perustelumenetelmiäkäytetään halutun tavoitteen saavuttamiseksi.
Erot toisiinsa liittyvillä aloilla
Comparisonofknowledgemanagementandknowledgeengineering
1.Comparativeanalysisofknowledgemanagementandknowledgeengineeringinacademicsciences
Researchonknowledgemanagementisveryhot,andtherearemanyconceptsofknowledgemanagement.Differentconceptcognitionsreflectdifferentschoolsofthought.Earleanalyzedsevenschoolsofknowledgemanagement,includingsystemsschool,cartographyschool,engineeringschool,businessschool,organizationschool,spatialschoolandstrategicschool.Binneydividesknowledgemanagementintosixtypes:communication,analysis,assetmanagement,process,developmentandinnovation.ZuoMeiyunsummarizedknowledgemanagementresearchintothreeschools,includingtechnologyschool,behaviorschool,andcomprehensiveschool;WuJinxisummarizedthefourschoolsofknowledgemanagement,includingITtechnologyschool,organizationalbehaviorschool,strategicmanagementschool,andknowledgeengineeringschool.ShengXiaopingsummarizedeightschools,includingepistemologyschool,strategicmanagementschool,knowledgeinnovationschool,spaceschool,informationtechnologyschool,organizationalbehaviorschool,knowledgeengineeringschoolandcomprehensiveschool.Theseschoolsaregenerallydividedintotwocategories.Oneistheenterpriseknowledgemanagementschool,whichfocusesonthetransformationandsharingofknowledge,andfocusesontheexplicitnessoftacitknowledge,withthegoalofimprovingthecorecompetitivenessofenterprises.Forexample,literaturebelongstomanagementscience.Thesecondcategoryisthelibraryknowledgemanagementschool,whichaimsattheorderingofknowledgeandimprovestheorderlinessofknowledgeorganization,therebyimprovingthelevelofknowledgeservice,whichbelongstolibraryscience.Theresearchofknowledgemanagementfocusesonthefieldsofbusinessmanagement,libraryscienceandinformationscience.Theknowledgemanagementofthelibraryisdividedintotwocategories,oneisknowledgemanagementwiththegoalofknowledgeordering,andtheotherisknowledgemanagementwiththegoalofknowledgesharingandtransformation.Theformerattachesgreatimportancetotheconstructionofresources,andthecoreofmanagementisresources.Thelatterregardsthelibraryasaspecificinstitutionforknowledgemanagement,andthecoreofmanagementispeople.Regardlessoftheschool,emphasisonorganizationandlightontechnologyisatypicalfeatureofknowledgemanagement.
Thedomesticresearchofknowledgeengineeringfocusesonthefieldsofcomputerscienceandartificialintelligence.Forexample,researcherLuRuqianoftheChineseAcademyofSciencesconductedin-depthresearchonknowledgeengineeringandknowledgescience,andresearcherShiZhongzhioftheChineseAcademyofSciencesconductedin-depthresearchonknowledgediscovery.BeijingProfessorYangBingruoftheUniversityofScienceandTechnologyhasconductedin-depthresearchonknowledgeengineeringfromalogicalperspective.ProfessorPanYunheofZhejiangUniversityandothershavestudiedtheconversionbetweensemanticknowledgeandgraphicimagesfromtheperspectiveofimagethinking.ProfessorShiChunyietal.Theagent-basedKQML(KnowledgeQueryandManipulationLanguage)knowledgeoperationisstudied.Nomatterwhichschoolofknowledgeengineering,theemphasisontechnologyandlightonorganizationisthecommonfeatureofknowledgeengineering.Thefundamentalpurposeofknowledgeengineeringistosolvetheproblemofknowledgeacquisitioninartificialintelligence,especiallyexpertsystems.
Itisnotadvisabletoincludeknowledgeengineeringinknowledgemanagementortoincludeknowledgemanagementinknowledgeengineering.Knowledgemanagementpaysmoreattentiontohumanfactorsandbelongstothemanagementcategory;knowledgeengineeringpaysmoreattentiontotechnologyRealizationbelongstothecategoryoftechnology.Therefore,knowledgemanagementandknowledgeengineeringareverydifferentintermsofgoals,processingmethodsandmethods,applicationfields,andsubjectcategories,andtheyaretwocompletelydifferentresearchfields.
2.Comparativeanalysisofthecorecontentofknowledgemanagementandknowledgeengineering
Knowledgemanagementmainlyincludesknowledgetransformationandknowledgeordering.Knowledgetransformationistheprocessofknowledgesharing,andknowledgesharingisalsothepremiseofknowledgetransformation.Knowledgetransformationinknowledgemanagementincludesfouraspects:thesocializationprocessfromtacitknowledgetotacitknowledge;theexternalizationprocessfromtacitknowledgetoexplicitknowledge;thecomprehensiveprocessfromexplicitknowledgetoexplicitknowledge;Theinternalizationprocessofexplicitknowledgetotacitknowledge,thesetransformationsaremainlythechangesintheformofknowledgeandtheattachmentofthesubject.Knowledgeorganizationinknowledgemanagementfocusesontheorderingofknowledge,includingoperationssuchasclassification,retrieval,andsorting.Traditionalknowledgeorganizationusesthemethodofdocumentunit,accordingtothestructuremodeinthesearchlanguage,adoptstaxonomy,titlemethod,unitlexicon,keywordmethodandthesaurus,andcompilesvariouscatalogs,indexes,anddocumentsonthebasisofthesemethods.Wait.Itisunrealistictousekeywordsorsubjectwordstotransformknowledgefromadocumentunitatthephysicalleveltoaknowledgeunitatthecognitivelevel,becausethewordunitisnotenoughtoreflectknowledgecompletely,anditshouldbeatleastsentencelevel.Knowledgemaprevealsthesourceofknowledgeandtherelationshipbetweenknowledge.Itpointstoknowledgeanddoesnotcontainknowledgeitself.Itisaguideratherthanacollectionofknowledge.Sotheknowledgemapisactuallyanindexofknowledge.Buttheknowledgemapdoesnothavethebasicattributeofgeographiccoordinates.
Knowledgemanagementisnotonlyaproblemofobtaining,organizing,andretrievinginformation,butalsoinvolvesdatamining,textclustering,databases,anddocuments.Theclosecorrelationbetweenknowledgeandhumancognitiondeterminesthepositioningofknowledgemanagementontheintricatelystructuredcontentprocessing.Knowledgeorganizationinknowledgemanagementdescribesknowledgeinnaturallanguage.Thegranularityofknowledgeisnotuniform,rangingfromlargetosmall,fromadocumenttoasmallknowledgepoint.
Knowledgeengineeringisadisciplinethatdesigns,constructs,andmaintainsknowledge-basedsystemsbyborrowingengineeringideasandusingtheprinciples,methodsandtechnologiesofartificialintelligence.PeoplegenerallythinkofknowledgeengineeringItisanapplicationbranchofartificialintelligence.Knowledgeengineeringincludesthreemajorprocesses:knowledgeacquisition,knowledgerepresentationandknowledgeutilization.Therearethreewaysofknowledgeacquisition:non-automaticknowledgeacquisition,knowledgeextraction,andmachinelearningknowledge.Non-automaticknowledgeacquisitionisobtainedbyknowledgeengineersbyreadingrelevantdocumentsorcommunicatingwithdomainexperts,obtainingoriginalknowledge,analyzing,summarizing,andcollating,formingknowledgeitemsexpressedinnaturallanguageandinputtingthemintothedatabase.Knowledgeextractionistoidentify,understand,filter,andformattheknowledgecontainedinthetextdocument,extracteachknowledgepointofthedocument,andstoreitintheknowledgebaseinacertainform.Machinelearningknowledgecandirectlyperceivetheexternalworldthroughmachinevisionandhearing,inputnaturalinformation,acquireperceptualandrationalknowledge,ordeduceandsummarizenewknowledgefromexistingknowledgeorexamplesbasedonsystemoperationexperience,andaddtoknowledgeInthelibrary.Theefficiencyofnon-automaticknowledgeacquisitionislow,andmachinelearningknowledgeistoodifficult,andknowledgeextractionisthemosteffectivewayofknowledgeacquisition.Knowledgeextractionisoneofthethreewaysofknowledgeacquisition,andknowledgeacquisitionisoneofthethreemajorstepsofknowledgeengineering(includingknowledgeacquisition,knowledgerepresentationandknowledgeutilization),soknowledgeextractionisthemosteffectivewayofknowledgeengineering.
Theemergenceofontologyresearchhasinjectednewvitalityintotheresearchofknowledgeengineering,butwhatroledoesontologyplayinknowledgeengineering?Ontologyisawayofknowledgerepresentation?OntologyengineeringwillreplaceknowledgeEngineering?Ontologyisactuallyasufficientlycomplexvocabulary.Ofcourse,manyproblemscanbesolvedwithontology,buthowtoobtainontologyisstillabigdifficulty,justasknowledgeacquisitionhasalwaysbeenthebottleneckproblemofartificialintelligence.Therearethreewaystoacquireontology:manualconstruction,vocabularyconversion,andautomaticacquisition.Ontologyisakindofepistemology.Therepresentationlanguageofontologyismorespecificthanknowledgerepresentationlanguageandhasstrongeroperability.
Thereareninemethodsofknowledgerepresentation,namely:prepositionallogicrepresentation,productionrepresentation,framerepresentation,scriptrepresentation,processrepresentation,semanticwebrepresentation,Petrinetrepresentation,andorientationObjectrepresentation".Differentknowledgetypesusedifferentrepresentationmethods.Forexample,productionnotationissuitableforrules,processnotationissuitableforexperimentalprocess,object-orientednotationissuitableforconceptualfeatures,andsemanticwebissuitableforrelationsbetweenconcepts.Representation.Knowledgeutilizationincludesknowledgesearchandknowledgereasoning.Knowledgesearchdetermineswhatkindofknowledgeisneededunderwhatcircumstancesandwhetherthesearchedknowledgemeetsthecurrentneeds.Afterfindingtheappropriateknowledge,reasoningisperformedandtheresultisobtained.
3.Comparativeanalysisoftheperipheralelementsofknowledgemanagementandknowledgeengineering
Knowledgemanagementfocusesonthetransferofknowledgebetweenpeople,whileknowledgeengineeringpaysmoreattentiontotheoperationofknowledgeitself.Knowledgemanagement(KMThegoalofKnowledgeManagementistoestablishaknowledgebaseforhumanuse,andthegoalofKnowledgeEngineering(KE,KnowledgeEngineering)istoestablishaknowledgebaseforcomputers.Thecoreofknowledgemanagementisdisorderedknowledgeandtacitknowledge.Explicitandgeneralizedknowledgeontology.Knowledgeengineeringmainlyinvolvesthreeprocesses:knowledgeacquisition,knowledgerepresentation,andknowledgeutilization.Knowledgeacquisitionhasalwaysbeenthedifficultyofknowledgeengineeringandthebottleneckofartificialintelligence.KnowledgemanagementismainlyfromtheperspectiveofmanagementSetout,focusontheexplicitnessoftacitknowledge.Thetechnicalityisnotstrong,andtheresultsofmanagementaremainlyhumanuse.Knowledgeengineeringisfromtheperspectiveofengineering,focusingonknowledgeacquisitionandknowledgerepresentation.Itishighlytechnicalandtheresultscanbeusedbyhumans.,Canalsobeusedbymachine,mainlyformachineuse.Knowledgemanagementrevolvesaroundpeople.Theusersofknowledgemanagementarepeople,computersareauxiliarymanagementtools,andpeoplearetheontologyofknowledgemanagement.Knowledgeengineeringrevolvesaroundcomputers,usersofknowledgeengineeringItisacomputer(system).Humansandcomputersaretoolsforrealization.Computersaretheontologyinknowledgeengineering.
Knowledgeorganizationinknowledgeengineeringdescribesknowledgeinacomputer-understandablemanner,andthegranularityofknowledgeisrelativelysmall.Taketheknowledgeelement(orknowledgepoint)astheunit.SuchastheknowledgebaseCYC,thechessrecordusedbyIBMDeepBlueComputer,etc.Thelinkbetweentheknowledgeelementandtheknowledgeelementconstitutestheknowledgechain.Therearethreemainusesfortheconceptoftheknowledgechain.No.Oneuseisthelinkbetweenknowledgeelementsandknowledge,suchaslinksformedbetweenmultipleknowledgeelementsusedintheknowledgediscoveryprocess.Theseconduseisdocumentknowledgelinks,suchasTsinghuaTongfang’sChinaKnowledgeNetwork,WanfangTheknowledgelinkportalofdata,thegranularitybetweendifferentknowledgenodesisverydifferent,suchasthelinkfromtheauthortothedocument,fromtheauthortotheinstitution,andtheknowledgelinkcannotbedirectlyusedforknowledgediscovery.ThethirdusageisforknowledgeTheactionchainformedbytheprocessingprocess,suchasthechainformedbytheprocessesofknowledgeacquisition,knowledgereorganization,knowledgestorage,andknowledgedissemination.Thefirsttypeofknowledgechainemphasizesthecountabilityofknowledge,andthecategoryofknowledgenodesinthesecondtypeofknowledgechainismoreBigSome,theknowledgeinthethirdknowledgechaincanbelargeorsmall.Thefirsttwokindsofknowledgechainsarechainsformedbetweendifferentknowledgeelementsandaretherelationshipsbetweenelements,whilethethirdkindofknowledgechainisachainformedbyoperationsaroundasingleknowledgeelement,whichisbetweenactionsandactions.relation.Theknowledgegridisdifferentfromtheknowledgenetwork.Thegridisacomputingtechnologythatmakesfulluseofnetworkresources.Thefundamentalproblemthatthistechnologysolvesiscomputingresources(includingstorageandcomputing,especiallycomputing),sotheknowledgegriddoesnotrefertoDifferentknowledgemeta-logicsareputtogethertoformalattice.
4.Ananalysisofthedevelopmenttrendofknowledgemanagementandknowledgeengineering
Knowledgemanagementshouldaimattheexplicitizationoftacitknowledge,theorderingofdisorderedknowledge,andtheontologyofgeneralizedknowledge.Knowledgeengineeringaimstoestablishanobject-orientedknowledgebaseandalogicalpropositionknowledgebasetodescribethingsinnatureinawaythatisclosesttonature,andtodescribethelawsbetweenthingsinawaythatpeoplecanunderstandandcomputerscanunderstand,soastobeabletoeffectivelyTosolveproblemssuchasinformationfloodingandinformationexplosion,repetitiveinformationcanbefilteredandscreened,andclearandorderlyknowledgethatbestreflectstheessenceofthingsandnaturallawscanbeobtained.HanKesongandothersbelievethatknowledgediscoveryisthehighestlevelofknowledgemanagement:theprimarystageistheknowledgebase(youknowwhatyouhave),theintermediatestageisknowledgesharing(youknowwhatyoudon’thave),andtheadvancedstageisknowledgediscovery(youdon’tknowwhatyouhave).havewhat).
Knowledgeengineeringisalsodevelopinginthedirectionofclearknowledgeexpression,orderlydataorganization,andontologyofcontentstorage.Withthenewdevelopmentofnaturallanguageprocessing,thematureapplicationofobject-orientedmethods,especiallyontologyOntheintroductionofideas,ithaspointedoutthedirectionforthedevelopmentofknowledgeengineeringandinjectednewvitalityintotheimplementationofknowledgeengineering.Thewayofknowledgerepresentationisrelativelymatureandcancovermosttypesofknowledge.Thekeytoknowledgeengineeringisstillknowledgeacquisition.Non-automaticknowledgeacquisitionistooslowtomeettheneedsofengineering.Fullyautomaticknowledgeacquisitionistoodifficult,anditisalsodifficulttocarryoutengineeringimplementationbeforenaturallanguageprocessingcannotachievemajorbreakthroughs.Therefore,thesemi-automaticknowledgeacquisitionmethodhasstrongeroperability.Itconstructspartoftheknowledgebaseandlearningrules,thenanalyzesthecorpus,extractswhileanalyzing,andthenimprovestherules,continuouslyimprovesthealgorithmandenrichestheknowledgebase.
5.Tietoteknologian tuleva kehitys
Knowledgemanagementdoesnotincludeallaspectsofknowledgeprocessing,andknowledgeengineeringdoesnotincludeallaspectsofknowledgeprocessing.Knowledgemanagementandknowledgeengineeringhavetheirowndivisionoflabor,andeachbearsitsownresponsibilities.Ifthereisanoverlapbetweenknowledgemanagementandknowledgeengineering,itisintheconstructionofknowledgebase.Theknowledgebaseconstructedinknowledgemanagementgenerallyusesnaturallanguage,whiletheknowledgebaseconstructedinknowledgeengineeringgenerallyusesartificiallanguage.Althoughtherepresentationmethodsandtheobjectsusedaredifferent,buildingaknowledgebaseisakeypart.Thepremiseofknowledgebaseconstructionisknowledgeacquisition.Theeffectivewayofknowledgeacquisitionisknowledgeextraction.Thegoalofknowledgeextractionistoformaknowledgebasewithknowledgeelementsastheunit.Knowledgeacquisitionisakeyproblemtobesolvedbyknowledgeengineering.Therefore,knowledgeextractionisakeypartofknowledgeengineering.Ontheotherhand,knowledgeextractionrealizesakindofknowledgeordering,whichorganizesknowledgeatdifferentgranularities,andknowledgeorganizationisakeypartofknowledgemanagement.Therefore,knowledgeextractionisnotonlyconducivetotheknowledgeacquisitionproblemofknowledgeengineering,butalsoconducivetotheknowledgeorganizationofknowledgemanagement.Bothknowledgemanagementandknowledgeengineeringinvolveknowledgeorganization.
Whetheritisknowledgemanagementorknowledgeengineering,acquiringknowledgethroughanalysiswillinevitablybecomethefocusofresearch.Afteracquiringknowledge,theanalysisoftheknowledgeitselfandtheanalysisoftherelationshipbetweenknowledgewillinevitablybecomeanewresearchhotspot.Theacquisitionofknowledgethroughanalysismainlyreferstoknowledgeextraction.Theanalysisofknowledgeitselfincludesknowledgerepresentation,knowledgetransformationandknowledgemapping,andbetweenknowledgeTheanalysisoftherelationshipisembodiedinknowledgeminingandknowledgediscovery.Informationscientistsarejustbetweenknowledgemanagementandknowledgeengineering.
Managementofpeopleisnotasgoodasmanagementscientists,andcomputerresearchisnotasgoodascomputerscientists.Therefore,thepositioningofknowledgemanagementininformationscienceismorefocusedonknowledgeservices.Informationscientistsaretakingthecrossroadsofknowledgemanagementandknowledgeengineering,doingbothknowledgeorderingandknowledgetransformation.Pureinformationmayproduceintelligence,butpureknowledgeisdifficulttoproduceintelligence.Mostintelligenceistheresultofthecombinedeffectofinformationandknowledge,thatis,throughknowledgetoanalyzenewinformation,analyzesituationsandopportunities,andprovidesolutionsfordecision-making.Itistheessenceofintelligenceactivities.Therefore,howtoacquireknowledgeandeffectivelyuseithasbecomethekeytoknowledgeprocessing.Therearemanytechnologiesinvolvedinknowledgeprocessing,includingknowledgeorganization,knowledgemanagement,knowledgeservice,knowledgediscovery,knowledgemining,knowledgeretrieval,etc.However,thecoreofknowledgeprocessingistheacquisition,expressionandutilizationofknowledge.Someoftheseprocessesaremanual,suchasexplicittacitknowledge;somearecomputerautomated,suchasextractingknowledgefromdocuments;andsomearehuman-computerinteraction,suchasknowledgerepresentation.Solvingthecomingandgoingofknowledgeandtheintermediateanalysisprocessarethethreemajorprocessesofknowledgeprocessing,anditisalsothecore.Knowledgeprocessingmustbebasedonsummarizingthecharacteristicsofacademicliterature,takingacademicliteratureasthemainprocessingobject,andappropriatelyusingnaturallanguageprocessingtechnology,in-depthanalysisofthestructureandsemanticexpressionofthedocumentcontent,andextractingandorganizingknowledgeelementsastheprocessingunitAnduseittorealizetheautomaticprocessingofknowledge,improvetheknowledgedimensionandintelligentcomponentoftheanalysisprocess,andpromotetherapiddevelopmentoflibraryandinformationscience