Search Results - "Sweke, Ryan"
-
1
Stochastic gradient descent for hybrid quantum-classical optimization
Published in Quantum (Vienna, Austria) (31-08-2020)“…Within the context of hybrid quantum-classical optimization, gradient descent based optimizers typically require the evaluation of expectation values with…”
Get full text
Journal Article -
2
On the Quantum versus Classical Learnability of Discrete Distributions
Published in Quantum (Vienna, Austria) (23-03-2021)“…Here we study the comparative power of classical and quantum learners for generative modelling within the Probably Approximately Correct (PAC) framework. More…”
Get full text
Journal Article -
3
Encoding-dependent generalization bounds for parametrized quantum circuits
Published in Quantum (Vienna, Austria) (17-11-2021)“…A large body of recent work has begun to explore the potential of parametrized quantum circuits (PQCs) as machine learning models, within the framework of…”
Get full text
Journal Article -
4
Reinforcement learning decoders for fault-tolerant quantum computation
Published in Machine learning: science and technology (01-06-2021)“…Topological error correcting codes, and particularly the surface code, currently provide the most feasible road-map towards large-scale fault-tolerant quantum…”
Get full text
Journal Article -
5
Transparent reporting of research-related greenhouse gas emissions through the scientific CO2nduct initiative
Published in Communications physics (16-06-2022)“…Estimating the greenhouse gas emissions of research-related activities is a critical first step towards the design of mitigation policies and actions. Here we…”
Get full text
Journal Article -
6
Classical Verification of Quantum Learning
Published 07-12-2023“…In 15th Innovations in Theoretical Computer Science Conference (ITCS 2024). Leibniz International Proceedings in Informatics (LIPIcs), Volume 287, pp…”
Get full text
Journal Article -
7
A super-polynomial quantum-classical separation for density modelling
Published 26-10-2022“…Phys. Rev. A 107, 042416 (2023) Density modelling is the task of learning an unknown probability density function from samples, and is one of the central…”
Get full text
Journal Article -
8
Encoding-dependent generalization bounds for parametrized quantum circuits
Published 08-05-2023“…Quantum 5, 582 (2021) A large body of recent work has begun to explore the potential of parametrized quantum circuits (PQCs) as machine learning models, within…”
Get full text
Journal Article -
9
Universal simulation of Markovian open quantum systems
Published in Physical review. A, Atomic, molecular, and optical physics (08-06-2015)Get full text
Journal Article -
10
On the Quantum versus Classical Learnability of Discrete Distributions
Published 09-03-2021“…Quantum 5, 417 (2021) Here we study the comparative power of classical and quantum learners for generative modelling within the Probably Approximately Correct…”
Get full text
Journal Article -
11
The effect of data encoding on the expressive power of variational quantum machine learning models
Published 09-03-2021“…Phys. Rev. A 103, 032430 (2021) Quantum computers can be used for supervised learning by treating parametrised quantum circuits as models that map data inputs…”
Get full text
Journal Article -
12
Lieb-Robinson bounds for open quantum systems with long-ranged interactions
Published 03-06-2019“…J. Phys. A 52, 424003 (2019) We state and prove four types of Lieb-Robinson bounds valid for many-body open quantum systems with power law decaying…”
Get full text
Journal Article -
13
Stochastic gradient descent for hybrid quantum-classical optimization
Published 20-01-2021“…Quantum 4, 314 (2020) Within the context of hybrid quantum-classical optimization, gradient descent based optimizers typically require the evaluation of…”
Get full text
Journal Article -
14
Universal simulation of Markovian open quantum systems
Published 28-05-2017“…Phys. Rev. A 91, 062308 (2015) We consider the problem of constructing a "universal set" of Markovian processes, such that any Markovian open quantum system,…”
Get full text
Journal Article -
15
Reinforcement Learning Decoders for Fault-Tolerant Quantum Computation
Published 16-10-2018“…Mach. Learn. Sci. Technol. 2, 025005 (2021) Topological error correcting codes, and particularly the surface code, currently provide the most feasible roadmap…”
Get full text
Journal Article -
16
Simulation of single-qubit open quantum systems
Published in Physical review. A, Atomic, molecular, and optical physics (27-08-2014)Get full text
Journal Article -
17
Dissipative preparation of large W states in optical cavities
Published in Physical review. A, Atomic, molecular, and optical physics (19-04-2013)Get full text
Journal Article -
18
Dynamic parameterized quantum circuits: expressive and barren-plateau free
Published 08-11-2024“…Classical optimization of parameterized quantum circuits is a widely studied methodology for the preparation of complex quantum states, as well as the solution…”
Get full text
Journal Article -
19
Interactive proofs for verifying (quantum) learning and testing
Published 31-10-2024“…We consider the problem of testing and learning from data in the presence of resource constraints, such as limited memory or weak data access, which place…”
Get full text
Journal Article -
20
Potential and limitations of random Fourier features for dequantizing quantum machine learning
Published 20-09-2023“…Quantum machine learning is arguably one of the most explored applications of near-term quantum devices. Much focus has been put on notions of variational…”
Get full text
Journal Article