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Exploring Evolution of Public Opinions on Tianya Club Using Dynamic Topic Models 期刊论文
Journal of Systems Science and Information, 2020, 卷号: 8, 期号: 4, 页码: 309-324
Authors:  Yan Zhihua;  Tang Xijin
Favorite  |  View/Download:2/0  |  Submit date:2021/01/14
topic modeling  dynamic topic models  text mining  topic evolution  
Numerical simulation for convection-diffusion problem with periodic micro-structure 期刊论文
ACTA MATHEMATICA SCIENTIA, 2008, 卷号: 28, 期号: 2, 页码: 236-252
Authors:  Wu Zhihua;  Yan Ningning
Favorite  |  View/Download:8/0  |  Submit date:2018/07/30
convection-diffusion problem  homogenization  micro-structure  asymptotic expansion