随着网络的普及使用，我国网民数量不断上升，网络舆情无论是内容还是传播的速度都在不断攀升，突发事件 网络舆情的预警与控制，已经成为一道必须正视的问题。由于突发事件有其特定的生命周期，突发事件网络舆情也有其时段 性，要根据舆情传播的变化，注重对突发事件网络舆情传播的管控，避免群体极化现象和舆情的多级衍生。本文主要从构建网 络舆情研判指标体系，构建网络舆情预测模型和突发事件网络舆情预警措施三个方面进行了简要分析，对突发事件网络舆情 传播与预警模式进行研究。

With the popularization of Internet, the number of netizens in China has been on the rise, and both public opinion and content have been rising. As the emergency has its specific life cycle, network emergencies also have their time points. According to the changes in public opinion, the network of public opinion on the dissemination of emergency control should be paid attention to, to avoid group polarization and public opinion of the multi-level derivative. This paper analyzes the construction of network public opinion evaluation index system, build network public opinion forecast model and unexpected events network public opinion early warning measures; researches on the emergency network public opinion dissemination and early warning mode.