管理评论

›› 2016, Vol. 28 ›› Issue (8): 115-124.

• 应急管理专辑 • 上一篇    下一篇

媒体信息传播网络研究——以食品安全微博舆情为例

洪小娟1,2, 姜楠1, 洪巍3, 黄卫东1,2   

  1. 1. 南京邮电大学管理学院, 南京 210003;
    2. 南京邮电大学产业信息安全与应急管理研究基地, 南京 210003;
    3. 江南大学江苏省食品安全研究基地, 无锡 214122
  • 收稿日期:2015-04-07 出版日期:2016-08-28 发布日期:2016-09-24
  • 作者简介:洪小娟,南京邮电大学管理学院副教授,硕士生导师,硕士;姜楠,南京邮电大学管理学院硕士研究生;洪巍,江南大学江苏省食品安全研究基地副教授,硕士生导师,博士;黄卫东,南京邮电大学管理学院教授,硕士生导师,博士。引言
  • 基金资助:

    国家自然科学基金项目（71303094）；江苏省高校哲学社会科学优秀创新团队建设项目（2013-011）；江苏省普通高校研究生科研创新计划项目（KYZZ15-0240）。

Study on the Network of Information Dissemination between Network Media——A Case Study of Food Safety Micro-blog Public Opinion

Hong Xiaojuan1,2, Jiang Nan1, Hong Wei3, Huang Weidong1,2   

  1. 1. College of Management, Nanjing University of Posts and Telecommunications, Nanjing 210003;
    2. Industry Information Safety and Emergency Management Base, Nanjing University of Posts and Telecommunications, Nanjing 210003;
    3. Research Base of Food Safety in Jiangsu Province, Jiangnan University, Wuxi 214122
  • Received:2015-04-07 Online:2016-08-28 Published:2016-09-24

PDF (PC)

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摘要：

信息传播通过社会关系进行。媒体基于转发等关系形成媒体信息传播网络，网络结构决定信息传播效果。以2014年食品安全微博舆情事件为研究对象，运用社会网络分析深入研究整体网络、子群网络的结构与特征，探讨媒体网络位置与信息传播能力的影响因素。研究结果表明，媒体信息传播网络整体稀疏，呈现无标度网络特征，少数纸质媒体微博和电视媒体微博影响网络结构的稳定性。网络中存在子群现象，且子群内部媒体分布呈地域性特征。媒体信息传播能力与其专业性、权威性及参与度密切相关。

关键词: 信息传播, 媒体微博, 社会网络分析, 微博舆情

Abstract:

Information on the platform of microblog disseminates primarily through social ties. Based on the relations among micro-blog media, such as forwarding, information dissemination network forms, whose structure determines the effectiveness of information dissemination. Using social network analysis, the paper explores the structure of whole network and sub-network and the factors that influence media's location and the capability of disseminating information. The study indicates that (1)the network of information dissemination between network media is sparse and scale-free. The stability of the network is affected by a small number of media, such as paper media microblog, TV media microblog; (2)the phenomenon of subgroup is exhibited in the network, and distribution of media within the subgroup is regional; (3) media's capability of disseminating information is closely related to its professionalism, authority and participation.

Key words: information dissemination, media micro-blog, social network analysis, micro-blog public opinion