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math.ST2021★ 28 cited
Rates of Estimation of Optimal Transport Maps using Plug-in Estimators via Barycentric Projections
Nabarun Deb, Promit Ghosal, Bodhisattva Sen
Optimal transport maps between two probability distributions and on have found extensive applications in both machine learning and statistics. In practice, t…
math.ST2020
Measuring Association on Topological Spaces Using Kernels and Geometric Graphs
Nabarun Deb, Promit Ghosal, Bodhisattva Sen
In this paper we propose and study a class of simple, nonparametric, yet interpretable measures of association between two random variables and taking values in general top…
math.ST2018
Joint estimation of parameters in Ising model
Promit Ghosal, Sumit Mukherjee
We study joint estimation of the inverse temperature and magnetization parameters of an Ising model with a non-negative coupling matrix of size , given one…