2 papers
stat.ME2021
Extending the Patra-Sen Approach to Estimating the Background Component in a Two-Component Mixture Model
Ery Arias-Castro, He Jiang
Patra and Sen (2016) consider a two-component mixture model, where one component plays the role of background while the other plays the role of signal, and propose to estimate the…
math.ST2020
On the Consistency of Metric and Non-Metric K-medoids
Ery Arias-Castro, He Jiang
We establish the consistency of K-medoids in the context of metric spaces. We start by proving that K-medoids is asymptotically equivalent to K-means restricted to the support of t…