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Molecular dynamics study on the diffusion behavior of Li in the grain boundaries of alpha-Fe 期刊论文
FUSION ENGINEERING AND DESIGN, 2016, 卷号: 109, 页码: 678-683
作者:  Yu, Xingang;  Liu, Chengrui;  Han, Tiansi;  Gan, Xianglai
收藏  |  浏览/下载:121/0  |  提交时间:2018/07/30
Liquid lithium  Bcc iron  Grain boundary  Diffusion  Molecular dynamics  
Model averaging with averaging covariance matrix 期刊论文
ECONOMICS LETTERS, 2016, 卷号: 145, 页码: 214-217
作者:  Zhao, Shangwei;  Zhang, Xinyu;  Gao, Yichen
收藏  |  浏览/下载:107/0  |  提交时间:2018/07/30
Asymptotic optimality  Heteroscedasticity  Model averaging  
Model averaging based on leave-subject-out cross-validation 期刊论文
JOURNAL OF ECONOMETRICS, 2016, 卷号: 192, 期号: 1, 页码: 139-151
作者:  Gao, Yan;  Zhang, Xinyu;  Wang, Shouyang;  Zou, Guohua
收藏  |  浏览/下载:117/0  |  提交时间:2018/07/30
Asymptotic optimality  Leave-subject-out cross-validation  Longitudinal data  Model averaging  Time series  
On the dominance of Mallows model averaging estimator over ordinary least squares estimator 期刊论文
ECONOMICS LETTERS, 2016, 卷号: 142, 页码: 69-73
作者:  Zhang, Xinyu;  Ullah, Aman;  Zhao, Shangwei
收藏  |  浏览/下载:104/0  |  提交时间:2018/07/30
Finite sample size  Mean squared error  Model averaging  Sufficient condition