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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
作者:  Xu, Nuo;  Tang, Xijin
收藏  |  浏览/下载:147/0  |  提交时间:2020/09/23
Risk maps  evolution analysis  Baidu hot news search words  societal risk events  
Multilayer coupled network promotes group consensus 期刊论文
EUROPEAN PHYSICAL JOURNAL PLUS, 2020, 卷号: 135, 期号: 2, 页码: 15
作者:  Li, Zhenpeng;  Tang, Xijin
收藏  |  浏览/下载:150/0  |  提交时间:2020/05/24
A comparative study of TF*IDF, LSI and multi-words for text classification 期刊论文
EXPERT SYSTEMS WITH APPLICATIONS, 2011, 卷号: 38, 期号: 3, 页码: 2758-2765
作者:  Zhang, Wen;  Yoshida, Taketoshi;  Tang, Xijin
收藏  |  浏览/下载:102/0  |  提交时间:2018/07/30
Text representation  TF*IDF  LSI  Multi-word  Text classification  Information retrieval  Text categorization  
Text clustering using frequent itemsets 期刊论文
KNOWLEDGE-BASED SYSTEMS, 2010, 卷号: 23, 期号: 5, 页码: 379-388
作者:  Zhang, Wen;  Yoshida, Taketoshi;  Tang, Xijin;  Wang, Qing
收藏  |  浏览/下载:118/0  |  提交时间:2018/07/30
Document clustering  Frequent itemsets  Maximum capturing  Similarity measure  Competitive learning  
Text classification based on multi-word with support vector machine 期刊论文
KNOWLEDGE-BASED SYSTEMS, 2008, 卷号: 21, 期号: 8, 页码: 879-886
作者:  Zhang, Wen;  Yoshida, Taketoshi;  Tang, Xijin
收藏  |  浏览/下载:118/0  |  提交时间:2018/07/30
Text classification  Multi-word  Feature selection  Information gain  Support vector machine  
Text classification toward a scientific forum 期刊论文
JOURNAL OF SYSTEMS SCIENCE AND SYSTEMS ENGINEERING, 2007, 卷号: 16, 期号: 3, 页码: 356-369
作者:  Zhang, Wen;  Tang, Xijin;  Yoshida, Taketoshi
收藏  |  浏览/下载:91/0  |  提交时间:2018/07/30
text classification  SVM  BPNN  Xiangshan Science Conference