no code implementations • 15 Jun 2022 • Samuel Duffield, Marcello Benedetti, Matthias Rosenkranz
Currently available quantum computers suffer from constraints including hardware noise and a limited number of qubits.
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.
4 code implementations • 18 Jun 2019 • Marcello Benedetti, Erika Lloyd, Stefan Sack, Mattia Fiorentini
Hybrid quantum-classical systems make it possible to utilize existing quantum computers to their fullest extent.
no code implementations • 23 May 2019 • Mateusz Ostaszewski, Edward Grant, Marcello Benedetti
We demonstrate the method for optimizing a variational quantum eigensolver for finding the ground states of Lithium Hydride and the Heisenberg model in simulation, and for finding the ground state of Hydrogen gas on the IBM Melbourne quantum computer.
Quantum Physics
no code implementations • 1 Jun 2018 • Marcello Benedetti, Edward Grant, Leonard Wossnig, Simone Severini
Adversarial learning is one of the most successful approaches to modelling high-dimensional probability distributions from data.
no code implementations • 10 Apr 2018 • Edward Grant, Marcello Benedetti, Shuxiang Cao, Andrew Hallam, Joshua Lockhart, Vid Stojevic, Andrew G. Green, Simone Severini
Quantum circuits with hierarchical structure have been used to perform binary classification of classical data encoded in a quantum state.
Quantum Physics
1 code implementation • 23 Jan 2018 • Marcello Benedetti, Delfina Garcia-Pintos, Oscar Perdomo, Vicente Leyton-Ortega, Yunseong Nam, Alejandro Perdomo-Ortiz
Hybrid quantum-classical algorithms provide ways to use noisy intermediate-scale quantum computers for practical applications.
Quantum Physics
no code implementations • 31 Aug 2017 • Alejandro Perdomo-Ortiz, Marcello Benedetti, John Realpe-Gómez, Rupak Biswas
We argue that to reach this target, the focus should be on areas where ML researchers are struggling, such as generative models in unsupervised and semi-supervised learning, instead of the popular and more tractable supervised learning techniques.
Quantum Physics Emerging Technologies
no code implementations • 8 Sep 2016 • Marcello Benedetti, John Realpe-Gómez, Rupak Biswas, Alejandro Perdomo-Ortiz
Mainstream machine-learning techniques such as deep learning and probabilistic programming rely heavily on sampling from generally intractable probability distributions.