基于情绪与舆情演化生命周期的微博传播分析
首发时间:2019-04-17
摘要:[目的/意义] 微博是突发事件网络舆情传播的重要媒介,分析突发事件的网络舆情传播特征及演化机理对危机管理等方面具有重要实践意义 [方法/过程]以艾尔玛飓风事件为例,通过半监督学习方法识别微博情绪(joy、anger、sadness、fear、disgust),结合网络舆情演化的生命周期,分析不同情绪微博与周期阶段对信息传播的影响[结果/结论]研究发现在突发事件中,负面情绪的信息会有更强的传播性,其中sadness和fear情绪的微博受众会有更强的转发意愿。同时,情绪与舆情演化生命周期会对受众的转发行为产生交互作用,并且在舆情演化的起始、爆发阶段的作用最为明显。
关键词: 突发事件 网络舆情 信息传播 半监督 内容分析 生命周期
For information in English, please click here
Analysis of Microblog Dissemination Based on Emotional and the Evolution Life Cycle of Public Opinion
Abstract:[Objective/Significance] Microblog is an important media to disseminate online public opinion in emergency. Analyzing the features and evolution mechanism of online public opinion in emergency plays a significant role in the practice of crisis management and other aspects. [Method/Process] This paper takes case of Hurricane Irma and combines with the life cycle of online public opinion evolution to analyze the effect of different emotional microblog and cyclic stage on information spreading. In addition, the method of semi-supervised learning is used to identify the emotion of microblog. (joy, anger, sadness, fear, disgust). [Results/Conclusions] The research has revealed that negative emotional information has great communicability, and the target audience of the sadness and fear emotional microblog have stronger will to retweet. Meanwhile, emotion and life cycle of public opinion evolution have exerted interactive effects on retweeting behavior of the target audience, and the effects are obvious in initial and eruption stage of public opinion.
Keywords: Emergency Internet public opinion Information Dissemination;Semi-supervised content analysis llife Cycle
引用
No.****
动态公开评议
共计0人参与
勘误表
基于情绪与舆情演化生命周期的微博传播分析
评论
全部评论0/1000