基于网络的适应性远程教育系统的研究

《基于网络的适应性远程教育系统的研究》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、西北工业大学博士学位论文基于网络的适应性远程教育系统的研究姓名：王云申请学位级别：博士专业：电路与系统指导教师：史浩山20061010棚北’『：业人学博十学何论文用性。(6)实现了基于网络的适应性远程学习系统、适应性远程考试系统的资源库、用户库、题库的建构方法和功能结构、工作流程及开发的关键技术，在此基础上，完成了系统的主要界面和主要功能模块的设计。关键词：远程教育系统，适应性学习，适应性考试，网络学习，应用服务器，模糊理论，线性规划JIABSTRACTA。BSTRACTDistanceeducatjonbasedOnthenetworkisakindofeducationpattem，w

2、hichappearsin1990’s．Ithassuchcharacteristic：TheteachersaIldstudentsseparate，rely0nthemedjacarryjⅡgontheIeaching．Ittakethecomputernet、Vorktechnology，thesatellitecommunicationIechnology髂thefoundation，italsotakethemlIltimediatechnologyasthemainmethod．Wemayexpectthatdistanceeducati叩basedonthenetworkwi

3、llplaylhevitalroleinpeople。slifeandthestudyinthefuturcinf0咖ationsociety．Themainnewpointsofthispapercanbesummarized，thatis：(1)AnadaptiVee-leamingsystembasedonnetworkenVifonmentisproposed．Asaresultofmakjngtheleamerbecomethecenterofsystem，thercquirementsofadaptiveleamingaremet；Asaresultofaddingapplic

4、ationseⅣer0nnetworkserver，theloadingabilifyofthesystemisimproVed，andmorerequirementsofleameraremet；asaresultofaddjngleamerdata—baseseI、，er＆learnerdata—base，thecooperatiVepower0feVerysectionsinthesystemareimpTDVed，theflexibjlityandadaptabiliIyoflhesystemareincreased．(2)T11eleamingdatabase＆theleamer

5、databasemodelsofanadaptiVee-leamjngsystemareproposedbasedOnthefuzzysets．0wingtomakeuseofthefuzzysetstheory，thismodelenablestoformthefuzzyFaphthatisusedtodescribetheknowIedgeofthenetworkcourses，anditenablestofoⅡnthefuzzysub伊aphthatisusedtodescribetheindiViduallea丌1ef’sknowlcdgc．Thissystemenablestof

6、ecognizeeachindiVidualleameranddescribetheirknowledgebymeaTlsoffixingquantifyfation，anddynamicallypr0VidesthenaVigationofeachindiViduallearner．111isabiliIytoadaptto柚indiViduallearner’sneedscansigIljficaIltlyimprovethe1eamingpmcessandmeettherequirementsofindjVidual1eaflling．7nleresultsofthetesthaVe

7、jndicaledthatimprovingIeamer’sresultsdirectlycorrelatiVetotheleamingsystem．(3)Thesecuritydis￡anceeducationmanagementsystembasedonthenetwo『kisproposed．T_11eappljcationofthecryptographyandthedi百lalsjgnatuleinthjsma