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Vitor Hadad

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Contextual Bandits in a Survey Experiment on Charitable Giving: Within-Experiment Outcomes versus Policy Learning

Nov 22, 2022
Susan Athey, Undral Byambadalai, Vitor Hadad, Sanath Kumar Krishnamurthy, Weiwen Leung, Joseph Jay Williams

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Off-Policy Evaluation via Adaptive Weighting with Data from Contextual Bandits

Jun 10, 2021
Ruohan Zhan, Vitor Hadad, David A. Hirshberg, Susan Athey

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Adapting to misspecification in contextual bandits with offline regression oracles

Feb 26, 2021
Sanath Kumar Krishnamurthy, Vitor Hadad, Susan Athey

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Tractable contextual bandits beyond realizability

Oct 25, 2020
Sanath Kumar Krishnamurthy, Vitor Hadad, Susan Athey

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Confidence Intervals for Policy Evaluation in Adaptive Experiments

Nov 07, 2019
Vitor Hadad, David A. Hirshberg, Ruohan Zhan, Stefan Wager, Susan Athey

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Sufficient Representations for Categorical Variables

Aug 26, 2019
Jonathan Johannemann, Vitor Hadad, Susan Athey, Stefan Wager

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