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DING YI [5]
LI YONGJIE [2]
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High dimensional covariance matrices under dynamic volatility models: asymptotics and shrinkage estimation
Journal article
DING YI, ZHENG, Xinghua. High dimensional covariance matrices under dynamic volatility models: asymptotics and shrinkage estimation[J]. The Annals of Statistics, 2024, 52, 1027–1049.
Authors:
DING YI
;
ZHENG, Xinghua
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Submit date:2024/08/23
High-dimension
Dynamic Volatility Model
Sample Covariance Matrix
Spectral Distribution
Nonlinear Shrinkage
Sub-Gaussian High-Dimensional Covariance Matrix Estimation under Elliptical Factor Model with 2 + εth Moment
Presentation
报告日期: 2024-06-01
Authors:
DING YI
;
Xinghua Zheng
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Submit date:2024/08/25
HIGH-DIMENSIONAL COVARIANCE MATRICES UNDER DYNAMIC VOLATILITY MODELS: ASYMPTOTICS AND SHRINKAGE ESTIMATION
Journal article
DING YI, Xinghua Zheng. HIGH-DIMENSIONAL COVARIANCE MATRICES UNDER DYNAMIC VOLATILITY MODELS: ASYMPTOTICS AND SHRINKAGE ESTIMATION[J]. Annals of Statistics, 2024, 52(3), 1027-1049.
Authors:
DING YI
;
Xinghua Zheng
Favorite
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TC[WOS]:
0
TC[Scopus]:
1
IF:
3.2
/
4.8
|
Submit date:2024/06/17
Dynamic Volatility Model
High-dimension
Nonlinear Shrinkage
Sample Covariance Matrix
Spectral Distribution
Oxygenated organic molecules produced by low-NOx photooxidation of aromatic compounds: contributions to secondary organic aerosol and steric hindrance
Journal article
Cheng, Xi, Li, Yong Jie, Zheng, Yan, Liao, Keren, Koenig, Theodore K., Ge, Yanli, Zhu, Tong, Ye, Chunxiang, Qiu, Xinghua, Chen, Qi. Oxygenated organic molecules produced by low-NOx photooxidation of aromatic compounds: contributions to secondary organic aerosol and steric hindrance[J]. Atmospheric Chemistry and Physics, 2024, 24(4), 2099-2112.
Authors:
Cheng, Xi
;
Li, Yong Jie
;
Zheng, Yan
;
Liao, Keren
;
Koenig, Theodore K.
; et al.
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TC[WOS]:
2
TC[Scopus]:
3
IF:
5.2
/
5.7
|
Submit date:2024/03/07
Stock co-jump networks
Journal article
Yi Ding, Yingying Li, Guoli Liu, Xinghua Zheng. Stock co-jump networks[J]. Journal of Econometrics, 2023, 239(2), 105420.
Authors:
Yi Ding
;
Yingying Li
;
Guoli Liu
;
Xinghua Zheng
Favorite
|
TC[WOS]:
6
TC[Scopus]:
7
IF:
9.9
/
6.7
|
Submit date:2023/08/03
Co-jumps
Community Detection
High-frequency Data
Jumps
Network
Stock Dependence
Secondary Production of Gaseous Nitrated Phenols in Polluted Urban Environments
Journal article
Cheng, Xi, Chen, Qi, Li, Yongjie, Huang, Guancong, Liu, Ying, Lu, Sihua, Zheng, Yan, Qiu, Wanyi, Lu, Keding, Qiu, Xinghua, Bianchi, Federico, Yan, Chao, Yuan, Bin, Shao, Min, Wang, Zhe, Canagaratna, Manjula R., Zhu, Tong, Wu, Yusheng, Zeng, Limin. Secondary Production of Gaseous Nitrated Phenols in Polluted Urban Environments[J]. Environmental Science and Technology, 2021, 55(8), 4410-4419.
Authors:
Cheng, Xi
;
Chen, Qi
;
Li, Yongjie
;
Huang, Guancong
;
Liu, Ying
; et al.
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TC[WOS]:
28
TC[Scopus]:
33
IF:
10.8
/
11.6
|
Submit date:2021/12/07
High dimensional minimum variance portfolio under statistical factor model
Journal article
Ding Y(丁一), Yingying Li, Xinghua Zheng. High dimensional minimum variance portfolio under statistical factor model[J]. Journal of Econometrics, 2021, 222(1), 502-515.
Authors:
Ding Y(丁一)
;
Yingying Li
;
Xinghua Zheng
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Submit date:2023/08/22