7 citations · 7 across the 1 of their papers we have counts for
2 papers
math.ST2021★ 7 cited
Edge differentially private estimation in the -model via jittering and method of moments
Jinyuan Chang, Qiao Hu, Eric D. Kolaczyk +2
A standing challenge in data privacy is the trade-off between the level of privacy and the efficiency of statistical inference. Here we conduct an in-depth study of this trade-off…
math.ST2018
Optimal covariance matrix estimation for high-dimensional noise in high-frequency data
Jinyuan Chang, Qiao Hu, Cheng Liu +1
We consider high-dimensional measurement errors with high-frequency data. Our objective is on recovering the high-dimensional cross-sectional covariance matrix of the random errors…