Search Results for author: Vishakha Patil

Found 7 papers, 0 papers with code

Mitigating Disparity while Maximizing Reward: Tight Anytime Guarantee for Improving Bandits

no code implementations19 Aug 2022 Vishakha Patil, Vineet Nair, Ganesh Ghalme, Arindam Khan

We study the tension that arises between two seemingly conflicting objectives in the horizon-unaware setting: a) maximizing the cumulative reward at any time based on current rewards of the arms, and b) ensuring that arms with better long-term rewards get sufficient opportunities even if they initially have low rewards.

Long-Term Resource Allocation Fairness in Average Markov Decision Process (AMDP) Environment

no code implementations14 Feb 2021 Ganesh Ghalme, Vineet Nair, Vishakha Patil, Yilun Zhou

Fairness has emerged as an important concern in automated decision-making in recent years, especially when these decisions affect human welfare.

Decision Making Fairness

Budgeted and Non-budgeted Causal Bandits

no code implementations13 Dec 2020 Vineet Nair, Vishakha Patil, Gaurav Sinha

If there are no backdoor paths from an intervenable node to the reward node then we propose an algorithm to minimize simple regret that optimally trades-off observations and interventions based on the cost of intervention.

Streaming Algorithms for Stochastic Multi-armed Bandits

no code implementations9 Dec 2020 Arnab Maiti, Vishakha Patil, Arindam Khan

In this setting, the arms arrive in a stream, and the number of arms that can be stored in the memory at any time, is bounded.

Multi-Armed Bandits Open-Ended Question Answering

Achieving Fairness in the Stochastic Multi-armed Bandit Problem

no code implementations23 Jul 2019 Vishakha Patil, Ganesh Ghalme, Vineet Nair, Y. Narahari

Finally, we evaluate the cost of fairness in terms of the conventional notion of regret.

Fairness

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