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针对如何将社交媒体的虚拟空间上的变化与现实空间中的灾害关联起来的问题,该文基于新浪微博平台,利用台风达维和海葵受灾地区的相关微博数据,从微博的绝对和相对数量变化、台风相关关键词词频变化以及时空分析3方面论证社交媒体与现实中的台风发展进程和受灾情况的关系。综合3方面的结果来看,微博数据与台风的发展有着相当紧密的关联,甚至可以较为准确地反映台风的实时情况,证明用社交媒体数据来分析台风灾情具有一定的有效性和可行性。
According to the issue of how to correlate the changes in the virtual space of social media with the disasters in the real space, based on the Sina Weibo platform, this paper makes use of the related Weibo data of Typhoon Dawei and the anemone affected areas, Relative quantity change, word frequency change of typhoon-related keywords, and spatio-temporal analysis. Demonstrate the relationship between social media and the development of the typhoon and the disaster situation in reality. According to the results from the three aspects, the data of Weibo is closely related to the development of the typhoon. It can even reflect the real-time situation of the typhoon more accurately and prove that it is effective and feasible to analyze the typhoon disaster using social media data.