情报学报  2020, Vol. 39 Issue (9): 979-988    DOI: 10.3772/j.issn.1000-0135.2020.09.009
  情报分析方法与技术 本期目录 | 过刊浏览 | 高级检索 |
基于PWLR模型的领域新兴趋势识别及其可视化研究
刘自强1, 胡正银2,3, 许海云2,3, 方曙2,3
1.南京师范大学新闻与传播学院,南京 210097
2.中国科学院成都文献情报中心,成都 610041
3.中国科学院大学经济与管理学院图书情报与档案管理系,北京 100190
Identifying and Visualizing Emerging Trends in Domain Based on PWLR Model
Liu Ziqiang1, Hu Zhengyin2,3, Xu Haiyun2,3, Fang Shu2,3
1.School of Journalism and Communication, Nanjing Normal University, Nanjing 210097
2.Chengdu Library and Information Center, Chinese Academy of Sciences, Chengdu 610041
3.Department of Library Information and Archives Management, School of Economics and Management, University of Chinese Academy of Sciences, Beijing 100190