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ID:62066426
大小:2.19 MB
页数:75页
时间:2021-04-14
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1、BusinessIntelligenceSystems-UsingManagementInformationLearningObjectivesUnderstandtheneedforbusinessintelligencesystems.Knowthecharacteristicsofreportingsystems.Knowthepurposeandroleofdatawarehousesanddatamarts.Understandfundamentaldata-miningtechnique
2、s.Knowthepurpose,features,andfunctionsofknowledgemanagementsystems.2TheNatureofIntelligenceSomeofthecharacteristicsofintelligentbehaviorincludetheabilitytodothefollowing:LearnfromexperienceincludingtheabilitytolearnbytrialanderrorApplyknowledgeacquired
3、fromexperiencetoanothersituationHandlecomplexsituationsSolveproblemswhenimportantinformationismissingistheessenceofdecisionmakingwhendealingwithuncertaintyDeterminingwhatisimportantisamarkofagooddecisionmakerTheabilitytoreasonandthinkReactingquicklyand
4、correctlytoanewsituationUnderstandandinterpretvisualimagesincludingprocessingandmanipulatingsymbolsBeingcreativeandimaginativeUsingheuristics,orrulesofthumb,orevenguessesinmakingdecisions3TheNeedforBusinessIntelligenceSystemsAccordingtoastudydoneattheU
5、niversityofCaliforniaatBerkeley,atotalof403petabytesofnewdatawerecreatedin2002.403petabytesisroughlytheamountofallprintedmaterialeverwritten.TheprintedcollectionoftheLibraryofCongressis.01petabytes.400petabytesequals40,000copiesoftheprintcollectionofth
6、eLibraryofCongress.7BusinessIntelligenceSystemsThepurposeofabusinessintelligence(BI)systemistoprovidetherightinformation,totherightuser,attherighttime.BIsystemshelpusersaccomplishtheirgoalsandobjectivesbyproducinginsightsthatleadtoactions.8BusinessInte
7、lligenceToolsToolsforsearchingbusinessdatainanattempttofindpatternsiscalledbusinessintelligence(BI)tools.Theprocessingofdataissimple:Dataaresortedandgroupedandsimpletotalsandaveragesarecalculated.Reportingtoolsareusedtoaddressquestionslike:Whathashappe
8、nedinthepast?Whatisthecurrentsituation?Howdoesthecurrentsituationcomparetothepast?Data-miningtoolsprocessdatausingstatisticaltechniques,manyofwhicharesophisticatedandmathematicallycomplex.Datamininginvolvessearchingforpatternsandrelatio
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