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中国科学院数学与系统科学研究院机构知识库
KMS Of Academy of mathematics and systems sciences, CAS
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Tang Xijin [1]
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2020 [2]
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Evolution Analysis of Societal Risk Events by Risk Maps
期刊论文
JOURNAL OF SYSTEMS SCIENCE AND SYSTEMS ENGINEERING, 2020, 页码: 14
Authors:
Xu, Nuo
;
Tang, Xijin
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View/Download：115/0
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Submit date：2020/09/23
Risk maps
evolution analysis
Baidu hot news search words
societal risk events
基于百度热搜新闻词的社会风险事件5W提取研究
期刊论文
系统工程理论与实践, 2020, 卷号: 40, 期号: 2, 页码: 334-342
Authors:
许诺
;
唐锡晋
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View/Download：97/0
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Submit date：2021/01/14
societal risk events
hot news search words
5W
CRFs
risk-labeled keywords
热搜新闻词
社会风险事件
5W
条件随机场
风险主题词
