36 citations · 226 across the 25 of their papers we have counts for
Showing 2017 · math.STShow all
2 papers · 2 filters
math.ST2017★ 25 cited
Optimal Covariance Change Point Localization in High Dimension
Daren Wang, Yi Yu, Alessandro Rinaldo
We study the problem of change point detection for covariance matrices in high dimensions. We assume that we observe a sequence {X_i}_{i=1,...,n} of independent and centered p-dime…
math.ST2017★ 4 cited
DBSCAN: Optimal Rates For Density Based Clustering
Daren Wang, Xinyang Lu, Alessandro Rinaldo
We study the problem of optimal estimation of the density cluster tree under various assumptions on the underlying density. Building up from the seminal work of Chaudhuri et al. [2…