19–21 May 2025
University of Pittsburgh
US/Eastern timezone

Autonomous Model Building Neutrino Flavor Theories with Reinforcement Learning

19 May 2025, 14:30
15m
David Lawrence Hall 203, University of Pittsburgh

David Lawrence Hall 203, University of Pittsburgh

Quark and Lepton Flavor Physics Flavor

Speaker

Victoria Knapp Perez (UCI)

Description

Model building in particle physics relies heavily on the intuition of theorists to select appropriate symmetry groups, particle content, and representation assignments. However, the space of viable models is vast. Exploring the space is usually computationally expensive. The challenge lies in the combinatorial complexity of symmetry and representation choices and the computational effort required to evaluate and compare a model’s predictions with experimental data. In this talk, we present the development of an Autonomous Model Builder (AMBer), a reinforcement learning framework designed to search these spaces efficiently. We apply our framework to construct neutrino flavor models that reproduce the observed mass spectrum and mixing angles while maintaining minimal field content. We apply our agent to well-studied symmetry group spaces and discover new models within spaces that have not been previously explored.

Authors

Aishik Ghosh (University of California Irvine (US)) Daniel Whiteson (University of California Irvine (US)) Jake Rudolph (UCI) Jason Baretz (UCI) Max Fieg Victoria Knapp Perez (UCI) Prof. Vijay Ganesh (Georgia Tech)

Presentation materials

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