PPT courseware for PPT courseware for English Data System English Data System AnalysisAnalysisIntroductionOverviewofEnglishInformationSystemThecoreelementsofanEnglishinformationsystem目录目录CONTENTCONTENTSystemanalysismethodsandtechniquesAnalysisofpracticalapplicationcasesSummaryandOutlook目录目录CONTENTCONTENTIntroductionIntroduction0101Thedevelopmentofdataanalysistechnology:Withtherapiddevelopmentofinformationtechnology,dataanalysishasbecomeanimportanttoolfordecisionmakingandproblemsolvinginvariousfields02TheneedforEnglishproficiencyindataanalysis:AsdatasetsfromaroundtheworldareoftensharedandpublishedinEnglish,proficiencyinEnglishiscriticalforeffectivedataanalysis03Theimportanceofsystematicanalysismethods:Toensureaccuracyandrelatedanalysisresults,itisessentialtousesystematicanalysismethodstoguidedataanalysisworkCoursebackgroundToprovidestudentswithabasicunderstandingofdataanalysismethodsandconcepts:Thiscourseaimstointroducestudentstothebasicprinciplesandmethodsofdataanalysis,includingdatacollection,processing,analysis,andinterpretationToimprovestudentsEnglishproficiencyindataanalysis:Throughthiscourse,studentswilllearntoreadandunderstandEnglishlanguagedataanalysisreports,articles,andbooks,andwillbeabletouseEnglishtocommunicateeffectivelyindataanalysisrelatedfieldsTocultivatestudentsabilitytoconductindependentanalysis:Thiscourseemphasizespracticalapplicationandhands-onexperienceStudentswilllearnhowtoapplydataanalysismethodstorealworldproblemsthroughcasestudiesandgroupprojectsCourseobjectivesOverview of English Overview of English Information SystemInformation System02DefinitionandcharacteristicsFeatures:Ithasstrongdataprocessingcapabilitiesandcanhandlelarge-scaleEnglishdata,providingaccurateandefficientdataanalysisresults.Definition:AnEnglishinformationsystemisacomprehensivedatamanagementsystemusedtocollect,store,process,andanalyzedatarelatedtotheEnglishlanguage.DefinitionandcharacteristicsImportanceandapplicationareasImportance:Englishinformationsystemsareofgreatsignificanceforlinguisticresearch,Englishteaching,naturallanguageprocessing,andotherfields,providingcomprehensiveEnglishdatasupportandanalysis.Applicationareas:WidelyusedinEnglishteaching,linguisticresearch,machinetranslation,speechrecognition,andotherfields.TheImportanceandApplicationFieldsofSystemsTheDevelopmentHistoryandTrendsoftheSystemDevelopmentHistoryandTrendsDevelopmenthistory:ThedevelopmentofEnglishinformationsystemshasgonethroughmultiplestages,fromearlysimpledatabasesystemstomoderncloudcomputingandbigdatatechnologyapplications,withsignificantimprovementsinsystemfunctionalityandperformance.Trend:Withthecontinuousdevelopmentofartificialintelligencetechnology,Englishinformationsystemswillbecomemoreintelligentandadaptive,bettermeetingtheneedsofdifferentfields.Atthesametime,thesecurityandprivacyprotectionofthesystemwillalsobefurtherstrengthened.The core elements of an The core elements of an English information systemEnglish information system03Gatheringrawmaterialsfromvarioussources,suchassurveys,experiences,andobservationsDistinguishingrelevantdatafromirrelevantinformationandensuringtheaccuracyandreliabilityofthedataDataacquisitionDataIdentificationDataCollectionRemovingorcorrectingerrors,inconsistencies,andmissingvaluesinthedataDataCleaningCombiningmultipledatasetstocreateaunifieddatasetforanalysisDataIntegrationDataprocessingDataStorageStoringdatainastructuredformat,suchasadatabaseorspreadsheet,tofacilitateeasyaccessandretrievalDataRetrievalRetrievalstoreddatabasedonspecificcriteriaorqueriesDatastorageandretrievalDataVisualizationandInformationExtractionRepresentingdataingraphicalorvisualformats,suchascharts,maps,andgraphs,toaidinunderstandingandanalysisDataVisualizationExtractingmeaningfulinformationorpatternsfromthedatathroughanalysisandinterpretationInformationExtractionSystem analysis methods and System analysis methods and techniquestechniques04RequirementcollectionThroughinterviews,questionnaires,prototypeevaluations,andothermethods,comprehensivelyunderstanduserneedsandexpectations.Classify,organize,andevaluatethecollectedrequirements,andclarifythefunctionalandnonfunctionalrequirementsofthesystem.Writeadetailedrequirementspecification,specifyingthedescription,priority,andacceptancecriteriaforeachrequirement.RequirementanalysisRequirementspecificationSystemRequirementsAnalysisModuledesignmodularizethesystem,clarifytheinterfacesandcommunicationmechanismsbetweenmodules.DatabasedesignDesignthedatabasestructureusedbythesystem,includingtables,fields,relationships,etc.ArchitectureplanningBasedontherequirementsanalysisresults,plantheoverallarchitectureandkeycomponentsofthesystem.Systemarchitecturedesign010203PerformancetestingBysimulatingactualoperatingscenarios,testtheperformanceindicatorsofthesystem,suchasresponsetime,throughput,etc.PerformanceoptimizationBasedonperformancetestingresults,optimizethesystemtoimprovekeyperformanceindicators.PerformancemonitoringandmaintenanceEstablishaperformancemonitoringmechanismandregularlyevaluateandmaintainsys