汽车垂媒用户评价知识图谱构建与需求挖掘.docxVIP

汽车垂媒用户评价知识图谱构建与需求挖掘

目录

一、内容概览................................................2

1.1背景介绍.............................................3

1.2研究目的与意义.......................................3

1.3文献综述.............................................4

二、汽车垂媒用户评价知识图谱构建方法........................5

2.1知识图谱概述.........................................6

2.2构建流程.............................................7

2.2.1数据收集.........................................8

2.2.2数据预处理.......................................9

2.2.3关系抽取........................................11

2.2.4图谱生成........................................11

2.3关键技术............................................12

2.3.1知识表示........................................13

2.3.2知识推理........................................14

2.3.3知识融合........................................16

三、汽车垂媒用户评价需求挖掘方法...........................17

3.1需求挖掘概述........................................18

3.2需求挖掘流程........................................19

3.2.1数据分析........................................21

3.2.2模式识别........................................22

3.2.3需求提取........................................23

3.3关键技术............................................24

3.3.1分类算法........................................25

3.3.2关联规则挖掘....................................26

四、汽车垂媒用户评价知识图谱与需求挖掘的关联...............28

4.1互促关系............................................29

4.2联合应用场景........................................30

4.3案例分析............................................31

五、实验设计与实现.........................................32

5.1实验环境............................................33

5.2实验方法............................................35

5.3实验结果与分析......................................36

六、结论与展望.............................................37

6.1研究成果总结........................................39

6.2研究不足与局限......................................40

6.3未来研究方向........................................