no code implementations • 19 May 2022 • Brian Coyle
We discuss and present a framework for quantum advantage for such models, propose gradient-based training methods and demonstrate these both numerically and on the Rigetti quantum computer up to 28 qubits.
no code implementations • 4 Nov 2021 • Nishant Jain, Brian Coyle, Elham Kashefi, Niraj Kumar
In this work, we focus on the quantum approximate optimisation algorithm (QAOA) for solving the MaxCut problem.
no code implementations • 8 Oct 2021 • Chiara Leadbeater, Louis Sharrock, Brian Coyle, Marcello Benedetti
In particular, we consider training a quantum circuit Born machine using $f$-divergences.
no code implementations • 11 Mar 2021 • Marcello Benedetti, Brian Coyle, Mattia Fiorentini, Michael Lubasch, Matthias Rosenkranz
One alternative is variational inference, where a candidate probability distribution is optimized to approximate the posterior distribution over unobserved variables.
no code implementations • 21 Dec 2020 • Brian Coyle, Mina Doosti, Elham Kashefi, Niraj Kumar
In this work, we propose variational quantum cloning (VQC), a quantum machine learning based cryptanalysis algorithm which allows an adversary to obtain optimal (approximate) cloning strategies with short depth quantum circuits, trained using hybrid classical-quantum techniques.
no code implementations • 3 Aug 2020 • Brian Coyle, Maxwell Henderson, Justin Chan Jin Le, Niraj Kumar, Marco Paini, Elham Kashefi
Finding a concrete use case for quantum computers in the near term is still an open question, with machine learning typically touted as one of the first fields which will be impacted by quantum technologies.
no code implementations • 3 Mar 2020 • Ryan LaRose, Brian Coyle
Data representation is crucial for the success of machine learning models.
no code implementations • 3 Apr 2019 • Brian Coyle, Daniel Mills, Vincent Danos, Elham Kashefi
In particular, we explore quantum circuit learning using non-universal circuits derived from Ising Model Hamiltonians, which are implementable on near term quantum devices.