微博科学传播机制的社会网络分析——以转基因食品议题为例

被引:24
作者
杨辉
尚智丛
机构
[1] 中国科学院大学人文学院
关键词
科学传播; 机制; 社会网络分析; 微博客; 转基因食品;
D O I
10.16192/j.cnki.1003-2053.2015.03.003
中图分类号
TS201 [基础科学]; G206 [传播理论];
学科分类号
083201 ; 050302 ;
摘要
微博科学传播通过社会关系进行。微博用户基于关注、转发、评论等关系形成传播网络,网络结构决定信息的来源、方向、强度及范围。运用社会网络分析,定量探究这一网络的结构特征,为微博科学传播机制研究提供了结构主义的新视角。传播网络结构分析从整体结构、个体位置结构、子群结构、子群互动结构等四个层次展开。转基因食品议题的案例研究发现:公共科学议题在微博空间中具有多元交互的传播渠道;相关传播主体之间的关系呈现精英民主化特征;往往产生群体两极化的传播效果。
引用
收藏
页码:337 / 346
页数:10
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