Search Results for author: Amy Greenwald

Found 7 papers, 2 papers with code

Interpolating Between Softmax Policy Gradient and Neural Replicator Dynamics with Capped Implicit Exploration

no code implementations4 Jun 2022 Dustin Morrill, Esra'a Saleh, Michael Bowling, Amy Greenwald

Neural replicator dynamics (NeuRD) is an alternative to the foundational softmax policy gradient (SPG) algorithm motivated by online learning and evolutionary game theory.

Decision Making

Robust No-Regret Learning in Min-Max Stackelberg Games

no code implementations AAAI Workshop AdvML 2022 Denizalp Goktas, Jiayi Zhao, Amy Greenwald

In this paper, we investigate the behavior of no-regret learning in min-max games with dependent strategy sets, where the strategy of the first player constrains the behavior of the second.

Convex-Concave Min-Max Stackelberg Games

no code implementations NeurIPS 2021 Denizalp Goktas, Amy Greenwald

Min-max optimization problems (i. e., min-max games) have been attracting a great deal of attention because of their applicability to a wide range of machine learning problems.

Efficient Deviation Types and Learning for Hindsight Rationality in Extensive-Form Games

1 code implementation13 Feb 2021 Dustin Morrill, Ryan D'Orazio, Marc Lanctot, James R. Wright, Michael Bowling, Amy Greenwald

Hindsight rationality is an approach to playing general-sum games that prescribes no-regret learning dynamics for individual agents with respect to a set of deviations, and further describes jointly rational behavior among multiple agents with mediated equilibria.

counterfactual Decision Making

Hindsight and Sequential Rationality of Correlated Play

1 code implementation10 Dec 2020 Dustin Morrill, Ryan D'Orazio, Reca Sarfati, Marc Lanctot, James R. Wright, Amy Greenwald, Michael Bowling

This approach also leads to a game-theoretic analysis, but in the correlated play that arises from joint learning dynamics rather than factored agent behavior at equilibrium.

counterfactual Decision Making +1

RoxyBot-06: Stochastic Prediction and Optimization in TAC Travel

no code implementations16 Jan 2014 Amy Greenwald, Seong Jae Lee, Victor Naroditskiy

In this paper, we describe our autonomous bidding agent, RoxyBot, who emerged victorious in the travel division of the 2006 Trading Agent Competition in a photo finish.

Stochastic Optimization

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