Search Results for author: Andrew J. Wren

Found 3 papers, 2 papers with code

Learning Discrete Directed Acyclic Graphs via Backpropagation

no code implementations27 Oct 2022 Andrew J. Wren, Pasquale Minervini, Luca Franceschi, Valentina Zantedeschi

Recently continuous relaxations have been proposed in order to learn Directed Acyclic Graphs (DAGs) from data by backpropagation, instead of using combinatorial optimization.

Combinatorial Optimization

Dark matter with excitable levels

1 code implementation24 Dec 2019 Andrew J. Wren

This paper explores the possibility that dark matter particles are objects with a set of excitable levels, as for a string or drum.

Cosmology and Nongalactic Astrophysics High Energy Physics - Phenomenology

A core-halo pattern of entropy creation in gravitational collapse

1 code implementation12 Jun 2017 Andrew J. Wren

This paper presents a kinetic theory model of gravitational collapse due to a small perturbation.

Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies Statistical Mechanics

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