基于.hadoop的精品课程云平台的研究与实现

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1、江苏大学硕士研究生毕业论文AbstractTherapiddevelopmentofcomputertechnology,wirelesscommunicationtechnologyandmultimediahaschangingpeople’Slivesandwork，alsoquietlychangingpeople’Swayofleamingforknowledge．AsthematurityandwidelyusedofMobileInternettechnology,theconstructionofexcellentcour

2、sesplatformadaptedformobilelearninghasbecomeahotresearchfieldofonlineteaching．Inordertosolvetheproblemssuchaslowresourceutilization．pooruserexperienceandSOforthintraditionalqualitycourseswebsites，adesignproposal，basedoncloudcomputingplatform，isputforward．Themainresearchco

3、ntentsinthispaperasfollows：(1)Analyzetheshortcomingsoftraditionalqualitycoursessystem，andproposeasolutionbasedonHadoopandRDBMScombined、析tllthecharacteristicsofmobilelearning．Atthesametime，fragmentdataCanbestoredreliablerelyondistributedfilestoragetechnology．What’Smore，wec

4、anissuesomeoperationssuchasqueryandupdatequicklyonthisstructureddataresideinrelationaldatabasesystem．(2)Atfirst，wedevisedthedatamodelofthewholesystembymeansofclassifyingtheseveralofteachingresourcesinthisplatform．Then，madedeepresearchonthedatastoragemodel，storagemechanism

5、andretrievalmethodofmassivedata．(3)Accordingtotheuser’Sregistrationinformation，wecanobtainthestaticpropertiesoftheusermodel，thengetdynamicpropertiesfromhistoryinformationbasedonmodulesofonlineassessment，coursewaredownloadandSOforth．Atlast，aspeciallearningreal—timeuserinte

6、restmodelwillbebuiltafterintegratingthestaticanddynamicpropertiestoldabove．Accordingtothisuserinterestmodel，wethenconstructedthepushmodelwhichimprovestheaccuracyofresults．(4)Inordertorecommendthehotresourcestoend-usersinthisexquisitecoursessystem，theMapReduceparallelprogr

7、ammingframeworkwasusedtoanalyzethemassiveuserlogtoextractthehottestresources．(5)Theuserclickmodelbasedonaccesstimewasestablishedbasedonthe江苏大学硕士研究生毕业论文analysisOilclickbehavior．Wi廿1thisclickmodel．wecanimprovetheaccuracyofresults．Keywords：exquisitecourses，Hadoop，pushmodel，c

8、lickmodelV江苏大学硕士研究生毕业论文目录第一章绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1课题研究的背景与意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯