欢迎来到天天文库
浏览记录
ID:36511294
大小:2.11 MB
页数:70页
时间:2019-05-11
《数据仓库技术在房地产价格分析中的应用研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、武汉理工大学硕士学位论文数据仓库技术在房地产价格分析中的应用研究姓名:谭璐申请学位级别:硕士专业:信息管理及信息系统指导教师:张骏20071101AbstractThehistoricalprocessofsocialandeconomicaldevelopmentofhumanbeingmakesitclearthatthereal—estateindustryistheforerunnerandunderpinningtothenationaleconomy.Withtheaccelerationofnati
2、on’Sindustrializationandurbanization,thesignificanceofrealestatehasbeenmoreandmoreremarkable.InvestmentinrealestateisanintegratedpartofinvestmentinfixedassetsandaprimarydrivingforcetothedevelopmentofnationaleconomymakinggreatcontributiontoODESincetheyear2002,
3、thedevelopmentofrealestate,whichhashighdegreeofcorrelationandstrongdrivingpowertootherseclors,hdgrowngenerallyinareasonableandhealthyfashion.However,duetooverlyfastinvestmentgrowth,landsupplyandpricehikeinsomeplacesofthecountry,problemswithoverheatingandsomeo
4、therstructuralproblemsareemergingposinghugeriskonthemarket.Toscientificallyandobjectivelyevaluateandpredictthetrendofrealestatemarketmakinginvestorsavoidofmarketrisksandkeepreal-estatemarketgrowsheaitl虹lyandstablyholdsgreattheoreticalandpracticalsignificance.
5、Awarehouseintegratesbusinessdatafromdifferentnodesinenterprise’Snetwork.Beforeseparatingbusinessoperationalenvironmentfrominformationanalysisenvironment,itcollects,inductsandprocessesdatasupposingdecisionmaking.Indoingthis,warehouseprovidesdecision·makerswith
6、groundwork.OLAPisawidelyappliedtoolforanalyzinginformationinwarehouse.WithO呲usersCallseekdatastoredinwarehousefromamultidimensionalviewinaquick,consistentandinteractway.Meanwhile,thedevelopmentofdataminingtechniquesdeepensapplicationsofwarehouse.Usersusingdat
7、aminingmodelscanfindoutpaRemsandrules,getinsightsintodata,masterhiddenlaws,learnknowledgeandpredictfutureeventsquiteprecisely.Thisthesisoverviewsthefundamentalsofwarehousinganddataminingtechniques,designsasimpleindexsystemofrealestatepriceandacompositeindexfo
8、rpredicationandapplieswarehousingtechniquestotheanalysisandpredictionofthecompositeindcx.Then,ontheplatformofSQLServer2005,thewarehouseofⅡrealestatepriceisbuilt.TheETLispracticedwithInteg
此文档下载收益归作者所有