23 citations · 95 across the 16 of their papers we have counts for
Showing 2020Show all
3 papers · 1 filter
math.ST2020★ 6 cited
Functional Linear Regression with Mixed Predictors
Daren Wang, Zifeng Zhao, Yi Yu +1
We study a functional linear regression model that deals with functional responses and allows for both functional covariates and high-dimensional vector covariates. The proposed mo…
stat.ME2020★ 3 cited
Functional Autoregressive Processes in Reproducing Kernel Hilbert Spaces
Daren Wang, Zifeng Zhao, Rebecca Willett +1
We study the estimation and prediction of functional autoregressive~(FAR) processes, a statistical tool for modeling functional time series data. Due to the infinite-dimensional na…
econ.EM2020★ 14 cited
Time Series Analysis of COVID-19 Infection Curve: A Change-Point Perspective
Feiyu Jiang, Zifeng Zhao, Xiaofeng Shao
In this paper, we model the trajectory of the cumulative confirmed cases and deaths of COVID-19 (in log scale) via a piecewise linear trend model. The model naturally captures the…