23 citations · 26 across the 2 of their papers we have counts for
7 papers
Efficient classical calculation of the Quantum Natural Gradient
Tyson Jones
Quantum natural gradient has emerged as a superior minimisation technique in quantum variational algorithms. Classically simulating the algorithm running on near-future quantum har…
Efficient calculation of gradients in classical simulations of variational quantum algorithms
Tyson Jones, Julien Gacon
Calculating the energy gradient in parameter space has become an almost ubiquitous subroutine of variational near-term quantum algorithms. "Faithful" classical emulation of this su…
QuESTlink -- Mathematica embiggened by a hardware-optimised quantum emulator
Tyson Jones, Simon C Benjamin
We introduce QuESTlink, pronounced "quest link", an open-source Mathematica package which efficiently emulates quantum computers. By integrating with the Quantum Exact Simulation T…
Variational-State Quantum Metrology
Bálint Koczor, Suguru Endo, Tyson Jones +2
Quantum technologies exploit entanglement to enhance various tasks beyond their classical limits including computation, communication and measurements. Quantum metrology aims to in…
Variational quantum algorithms for discovering Hamiltonian spectra
Suguru Endo, Tyson Jones, Sam McArdle +2
Calculating the energy spectrum of a quantum system is an important task, for example to analyse reaction rates in drug discovery and catalysis. There has been significant progress…
Variational ansatz-based quantum simulation of imaginary time evolution
Sam McArdle, Tyson Jones, Suguru Endo +3
Imaginary time evolution is a powerful tool for studying quantum systems. While it is possible to simulate with a classical computer, the time and memory requirements generally sca…