Avishek Ghosh

activity

20112023

most citedRobust Federated Learning in a Heterogeneous Environment

147 citations · 194 across the 25 of their papers we have counts for

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Showing 2021 · stat.MLShow all

2 papers · 2 filters

stat.ML2021

Model Selection for Generic Reinforcement Learning

Avishek Ghosh, Sayak Ray Chowdhury, Kannan Ramchandran

We address the problem of model selection for the finite horizon episodic Reinforcement Learning (RL) problem where the transition kernel $P^{*}$ belongs to a family of models $\math…

stat.ML2021

Model Selection for Generic Contextual Bandits

Avishek Ghosh, Abishek Sankararaman, Kannan Ramchandran

We consider the problem of model selection for the general stochastic contextual bandits under the realizability assumption. We propose a successive refinement based algorithm call…