基于舆情画像的在线社交用户信息传播特征统计分析

目的/意义]在线社交用户的信息行为对网络舆论生态环境的构建具有重要的指导意义。方法/过程]借鉴"用户画像"的思想，提出了在线社交用户舆情画像的概念，围绕人类动力学研究视角构建了在线社交用户的舆情画像模型，最后从舆情信息传播的时间间隔分布、活跃度分布、时间间隔重标度、交互热度、阵发性和记忆性等方面对在线社交用户信息传播行为特征进行了实证分析。结果/结论]研究结果表明，在线社交用户"舆情画像"可全面揭示其网络信息行为特征，实现对用户基本信息与舆情传播信息的有效收集、有效识别与定量分析，从而为网络舆情生态环境的完善提供参考。

Statistical Analysis of Information Behavior Characteristics of Online Social Users Based on Public Opinion Portrait

Purpose/Significance]The information behavior of online social users has important guiding significance for the construction of the ecological environment of network public opinion.Method/Process]Referring to the idea of "user portrait",this paper proposed the concept of online social user's public opinion portrait,and constructed a public opinion portrait model of online social user from the perspective of human dynamics.Finally,we discussed the public opinion information dissemination from the distribution of time interval,activity,time interval rescale and interaction heat.Result/Conclusion]The results showed that online social users' portraits of public opinion could fully reveal their behavior characteristics and quantitatively analyze the basic information of users and the information of public opinion dissemination,thus point out the direction for the development of the network public opinion ecological environment.