40 citations · 41 across the 3 of their papers we have counts for
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stat.ME2023★ 6 cited
Quantile autoregressive conditional heteroscedasticity
Qianqian Zhu, Songhua Tan, Yao Zheng +1
This paper proposes a novel conditional heteroscedastic time series model by applying the framework of quantile regression processes to the ARCH(\infty) form of the GARCH model. Th…
stat.ME2023
HAR-Ito models and high-dimensional HAR modeling for high-frequency data
Huiling Yuan, Kexin Lu, Yifeng Guo +1
It is an important task to model realized volatilities for high-frequency data in finance and economics and, as arguably the most popular model, the heterogeneous autoregressive (H…
stat.ME2019
High-dimensional vector autoregressive time series modeling via tensor decomposition
Di Wang, Yao Zheng, Heng Lian +1
The classical vector autoregressive model is a fundamental tool for multivariate time series analysis. However, it involves too many parameters when the number of time series and l…