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1、普适学习环境下个性化服务的研究与实现上海交通大学硕士学位论文similarclusterfordifferente-learnerstosettletheproblemofe-learners’lonelinessfeelinginthedistributeenvironment.2)Addingrecommendationfunctionalitybetweenpartnersinthesamecommunitywhenfacingalargeamountoflearningresources.3)Learningcontentrecommenda
2、tionbasedonclusteringanalysisthatisperformedbyteachersforthelackofadaptivelearningguidancefromteachers.4)Employinglearningpathminingmethodologybyanalyzinghistoricaldataoflearningrecordsandontologyoftheknowledgepointsforthedisorderedlearningresources.Learningguidancemoduleandtea
3、chingguidancemodulearethekeypartsofthesystemimplemented.Themainfunctionoflearningguidancemoduleistoprovideacommunicationplatformforsimilarlearners,includingresourcerecommendation,learningpathmining(sequencing),whiletheotheroneistogetlearnerswithsimilarfeaturesaroundtomakeperson
4、alizedguidanceandrecommendationfromteacherseasier.Fortunately,wegotsubstantivesupportfromtheNECofSJTUinexperiment.Byapplyingthemethodologyin“DataStructure”course,somecomparisondatabetweenthenewandoldplatformandbetweendifferentalgorithmsareworkedout.Experimentsshowthatthemodelim
5、provesthequalityoflearningandenhancestheirlearninginitiativegreatly.Meanwhile,weapplythelearningguidancemodeltothereale-courseof“ComputerApplicationBasic”,andgetasatisfyingevaluationfrombothteachersandstudents.Inthefutureresearch,weshouldnotonlyfocusontheaccuracyofcommunityself
6、-organizingandrecommendation,efficiencyofinformationminingandrepresentativeofclusteringfeatures,butalsoconcernaboutmakingthelearningplatformmoreintelligentandmoreinteractive.Thatmeans,theplatformwillbeabletoreasonandjudge,andhasgreatcapabilityinadaptivelearningandautomaticrecom
7、mendationaccordingtotheenvironmentandhistoricaldata.KEYWORDS:E-Learning,PersonalizedService,LearningPath,Ontology,ClusteringAnalysis,MachineLearningIV上海交通大学学位论文原创性声明本人郑重声明:所呈交的学位论文,是本人在导师的指导下,独立进行研究工作所取得的成果。除文中已经注明引用的内容外,本论文不包含任何其他个人或集体已经发表或撰写过的作品成果。对本文的研究做出重要贡献的个人和集体,均已在文中以明确方
8、式标明。本人完全意识到本声明的法律结果由本人承担。学位论文作者签名:陈清华日期:2008年3月10日上海交通