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	Regularized estimation of covariance structure through quadratic loss function Book chapter 出自: Multivariate, Multilinear and Mixed Linear Models, Cham:Springer Nature, 2021, pages: 93-112 Authors: Zhang, Defei; Cui, Xiangzhao; Li, Chun; Zhao, Jine; Zeng, LI Favorite \| View/Download：12/0 \| Submit date：2021/09/24
	Estimation of covariance matrix with ARMA structure through quadratic loss function Book chapter 出自: Contemporary Experimental Design, Multivariate Analysis and Data Mining - Festschrift in Honour of Professor Kai-Tai Fang, Cham:Springer, 2020, pages: 227-239 Authors: Zhang, Defei; Cui, Xiangzhao; Li, Chun; Pan, Jianxin Favorite \| View/Download：4/0 \| Submit date：2021/09/23 ARMA(1, 1) structure Covariance matrix Quadratic loss function
	Covariance Matrix Regularization for Banded Toeplitz Structure via Frobenius-Norm Discrepancy Conference paper MATRICES, STATISTICS AND BIG DATA, Funchal, PORTUGAL, 6-9 June 2016 Authors: Cui, Xiangzhao; Li, Zhenyang; Zhao, Jine; Zhang, Defei; Pan, Jianxin Favorite \| View/Download：9/0 \| Submit date：2021/09/23 Covariance matrix structure Frobenius norm Regularization Toeplitz structure
	Regularization for high-dimensional covariance matrix Journal article Special Matrices,2016, volume: 4, issue: 1, pages: 189-201 Authors: Cui, Xiangzhao; Li, Chun; Zhao, Jine; Zeng, Li; Zhang, Defei Favorite \| View/Download：5/0 \| Submit date：2021/08/16 Covariance estimation Covariance structure High-dimensional Regularization
	Covariance structure regularization via Frobenius-norm discrepancy Journal article Linear Algebra and Its Applications,2016, volume: 510, pages: 124-145 Authors: Cui, Xiangzhao; Li, Chun; Zhao, Jine; Zeng, Li; Zhang, Defei Favorite \| View/Download：4/0 \| Submit date：2021/08/16 Covariance estimation Covariance structure F-norm Regularization