【摘要】 为全面了解日本核污水排海对我国各群体带来的影响，本文从官方媒体、民间媒体及公众自媒体等视角，运用python软件对新闻文本数据进行挖掘分析，探索日本核污水排海的舆情关注热点，把握日本该项行为决定对我国各群体带来的影响。研究表明：（1）从2021年日本宣布核污水排海计划开始至2023年间，这一热点问题的关注度呈逐步上升，然后迅速下降的趋势，即使在第二轮排放时，仍未出现明显的提升；（2）从官方媒体、民间媒体及公众自媒体等三个视角热点关键词可以看出，社会各群体对该事件的关注内容不尽相同。更多还原

【Abstract】 In order to comprehensively understand the impact of Japan’s nuclear sewage discharge on various groups in China. From the perspectives of official media, non-governmental media and public self-media, this paper uses python software to mine and analyze the news text data, explore the hot spots of public opinion on Japan’s nuclear sewage discharge into the sea. And then, the impact of Japan’s behavior decision on various groups in China is grasped. The results show that:(1) from 2021, when Japan announced the plan to discharge nuclear sewage into the sea, the attention to this hot issue has gradually increased, and then decreased rapidly,and even in the second round of discharge, there has been no significant increase;(2) From the hot keywords of official media, non-governmental media and public self-media, it can be seen that the attention of different groups in society to the incident is different.更多还原