Search Results for author: Alessandro Nada

Found 5 papers, 1 papers with code

Scaling of Stochastic Normalizing Flows in $\mathrm{SU}(3)$ lattice gauge theory

no code implementations29 Nov 2024 Andrea Bulgarelli, Elia Cellini, Alessandro Nada

Non-equilibrium Markov Chain Monte Carlo (NE-MCMC) simulations provide a well-understood framework based on Jarzynski's equality to sample from a target probability distribution.

Flow-based Sampling for Entanglement Entropy and the Machine Learning of Defects

no code implementations18 Oct 2024 Andrea Bulgarelli, Elia Cellini, Karl Jansen, Stefan Kühn, Alessandro Nada, Shinichi Nakajima, Kim A. Nicoli, Marco Panero

We introduce a novel technique to numerically calculate R\'enyi entanglement entropies in lattice quantum field theory using generative models.

Numerical determination of the width and shape of the effective string using Stochastic Normalizing Flows

no code implementations24 Sep 2024 Michele Caselle, Elia Cellini, Alessandro Nada

Flow-based architectures have recently proved to be an efficient tool for numerical simulations of Effective String Theories regularized on the lattice that otherwise cannot be efficiently sampled by standard Monte Carlo methods.

Sampling the lattice Nambu-Goto string using Continuous Normalizing Flows

1 code implementation3 Jul 2023 Michele Caselle, Elia Cellini, Alessandro Nada

Effective String Theory (EST) represents a powerful non-perturbative approach to describe confinement in Yang-Mills theory that models the confining flux tube as a thin vibrating string.

Stochastic normalizing flows as non-equilibrium transformations

no code implementations21 Jan 2022 Michele Caselle, Elia Cellini, Alessandro Nada, Marco Panero

Normalizing flows are a class of deep generative models that provide a promising route to sample lattice field theories more efficiently than conventional Monte Carlo simulations.

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