中文摘要：

随着网络在我国的兴起和发展，网络舆情的评估已经成为评价和预警社会形势的重要指标。通过对现有舆情研究的调研和分析，得出由舆情要素、舆情热度和舆情活性3个一级指标、7个二级指标以及14个三级指标共同构建的网络舆情评估的EHA三维指标体系，并对各级指标给出了详尽的分析和阐述。

英文摘要：

With the rising and developing of internet, the assessment of network public opinion has become an important indicator of evaluation and precaution of the social situation. Based on the survey and analysis of current study on public opinions, this thesis proposes a three-dimensional indicator system of Chinese network public opin- ion assessment established on 3 first-level indicators of opinion element, opinion intensity and opinion activity, 7 second-level indicators and 14 third-level indicators. Meanwhile, the thesis provides a detailed analysis and elabo- ration of indicators at all levels.