情报理论与实践
基于事理图谱的新冠肺炎疫情网络舆情演化路径分析
田依林1,2，李星2
Analysis on the Evolution Path of COVID19 Network Public Opinion Based on the Event Evolutionary Graph
情报理论与实践 . 2021, (3): 76 -83 .  DOI: 10.16353/j.cnki.1000-7490.2021.03.011