BBS话题的地理分布分析

曹丽娜,唐锡晋

系统科学与数学 ›› 2016, Vol. 36 ›› Issue (5) : 671-682.

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PDF(1187 KB)
系统科学与数学 ›› 2016, Vol. 36 ›› Issue (5) : 671-682. DOI: 10.12341/jssms12779
论文

BBS话题的地理分布分析

    曹丽娜,唐锡晋
作者信息 +

ANALYSIS OF TOPICS DISTRIBUTION IN GEOGRAPHY BASED ON BBS

    CAO Lina ,TANG Xijin
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摘要

网络作为反映社会舆论的主要载体之一,其引发的舆情问题愈发突出.网络论坛(BBS)是网络舆情的重要数据来源. 如何从BBS贴文中捕捉各地域的焦点问题、考察各话题热度的地理分布,对当前省一级的社会管理工作和决策有一定指导作用. 文章选取民生话题为主的天涯论坛版块------``天涯杂谈''帖子为舆情来源,采用主题模型的基础模型LDA对包含空间地理信息的帖子建模, 提出抽取热门话题的定量方法,从而在众多网民意见中提炼出舆情的地理分布信息,挖掘地域差异对话题的影响.

Abstract

As a main carrier of online opinions, Internet generates prominent issues. BBS is increasingly becoming one of the main sources of online opinions. How to catch the concerns at different areas and detect the geographical distribution of the strength of online topics are helpful to the local governance. In this paper, posts on Tianya Zatan Board which publishes various topics of people's livelihood are collected as the source to illustrate online public opinions analysis. The basic topic model LDA is applied to analyze the posts with geographic information. One measure of hot topics is proposed. The geographic distribution of online public opinion is analyzed together with regional difference in topics.

关键词

主题模型LDA / 地理分布 / 天涯论坛 / 网络舆情.

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曹丽娜 , 唐锡晋. BBS话题的地理分布分析. 系统科学与数学, 2016, 36(5): 671-682. https://doi.org/10.12341/jssms12779
CAO Lina , TANG Xijin. ANALYSIS OF TOPICS DISTRIBUTION IN GEOGRAPHY BASED ON BBS. Journal of Systems Science and Mathematical Sciences, 2016, 36(5): 671-682 https://doi.org/10.12341/jssms12779
中图分类号: 68T50    68U99   
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