目录前言.................................................................................................................1第1章绪论....................................................................................................21.1研究背景及意义.................................................................................21.2相关研究及现状.................................................................................31.3论文的工作与组织结构.....................................................................4第2章相关理论介绍.....................................................................................52.1主题模型概述.....................................................................................52.1.1主题模型简史..............................................................................52.1.2LDA简要介绍.............................................................................62.1.3LDA模型推断.............................................................................72.2推荐算法概述.....................................................................................72.2.1基于邻域的推荐..........................................................................82.2.2基于内容的推荐..........................................................................82.3推荐系统评估.....................................................................................8第3章基于主题模型的餐馆推荐算法.......................................................103.1主要任务...........................................................................................103.2餐馆推荐模型...................................................................................113.2.1问题的形式化表述....................................................................113.2.2餐馆推荐LDA模型..................................................................123.2.3基于主题模型的推荐................................................................143.3实验与分析.......................................................................................143.3.1数据预处理................................................................................143.3.2实验及结果分析........................................................................15第4章搭建推荐展示系统...........................................................................194.1系统的需求分析...............................................................................194.2系统的设计实现...............................................................................194.2.1相关技术介绍............................................................................194.2.2系统的实现................................................................................204.2.3系统的运行演示........................................................................21第5章总结与展望.......................................................................................235.1工作总结...........................................................................................235.2工作展望...........................................................................................23参考文献.........................................................................................................25致谢......................................................................
