no code implementations • 8 Feb 2024 • Christopher Cebra, Alexander Strang
Second, we analyze hierarchy formation in populations subject to the continuous replicator dynamic with diffusive exploration, linking population dynamics to emergent structure.
1 code implementation • 6 Jun 2023 • Shishir Adhikari, Alkan Kabakçıoğlu, Alexander Strang, Deniz Yuret, Michael Hinczewski
In an example system where the posterior is exactly known, this SGWORLD algorithm outperforms SGLD, converging to the posterior orders of magnitude faster as a function of the learning rate.
no code implementations • 9 Jun 2022 • Alexander Strang, David SeWell, Alexander Kim, Kevin Alcedo, David Rosenbluth
We demonstrate the validity of PTA on a quartet of games (Kuhn poker, RPS+2, Blotto, and Pokemon).
no code implementations • 16 May 2022 • Christopher Cebra, Alexander Strang
We quantify the rate of convergence to transitivity given the similarity of the competitors and the smoothness of the performance function.
no code implementations • 26 Nov 2021 • Shiv Agrawal, Hwanwoo Kim, Daniel Sanz-Alonso, Alexander Strang
Hierarchical models with gamma hyperpriors provide a flexible, sparse-promoting framework to bridge $L^1$ and $L^2$ regularizations in Bayesian formulations to inverse problems.