Application and Research on Electronic Commerce System
CHANG Bingguo1,YAN Lei2,DOU Jing2,LI Qiuliang3
1Department of Atmosphere Science of Institute of Physics, Peking University, Beijing, 100871; 2Beijing Key lab. of Space/Earth Information System; 3Wuhan University, Wuhan, 430070
CHANG Bingguo,YAN Lei,DOU Jing,LI Qiuliang. Application and Research on Electronic Commerce System[J]. Acta Scientiarum Naturalium Universitatis Pekinensis.
JIANG Zhuoren,CHEN Yan,GAO Liangcai,TANG Zhi,LIU Xiaozhong.
A Supervised Dynamic Topic Model
[J]. Acta Scientiarum Naturalium Universitatis Pekinensis, 2015, 51(2): 367-376.