面向排序的分布式协同过滤技术研究与实现

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1、分类号TP393学号14063021ＵＤＣ004.75密级公开工学硕士学位论文面向排序的分布式协同过滤技术研究与实现硕士生姓名王耀争学科专业计算机科学与技术研究方向分布计算技术指导教师李东升研究员国防科学技术大学研究生院二〇一六年十一月TheResearchandImplementationonRanking-orientedDistributedCollaborativeFilteringAlgorithmCandidate：WangYaozhengAdvisor：LiDongshengAdissertationSubmittedinpartialfulfillmentoftherequi

2、rementsforthedegreeofMasterofEngineeringinComputerScienceandTechnologyGraduateSchoolofNationalUniversityofDefenseTechnologyChangsha,Hunan,P.R.China(November,2016)国防科学技术大学研究生院硕士学位论文目录摘要.................................................................................................................iA

3、BSTRACT........................................................................................................iii第一章绪论........................................................................................................11.1研究背景....................................................................

4、........................................11.1.1基于云计算的大数据应用发展状况....................................................11.1.2个性化推荐系统....................................................................................21.1.3传统协同过滤算法...........................................................................

5、.....31.1.4SparkMLlib框架....................................................................................61.2研究现状............................................................................................................81.2.1冷启动问题.................................................................

6、...........................81.2.2基于矩阵分解的协同过滤算法............................................................81.2.3实时推荐问题......................................................................................101.2.4混合推荐系统..................................................................................

7、....111.3主要问题..........................................................................................................121.4研究内容..............................................................................