Search Results - "McClean, Jarrod R."
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The theory of variational hybrid quantum-classical algorithms
Published in New journal of physics (05-02-2016)“…Many quantum algorithms have daunting resource requirements when compared to what is available today. To address this discrepancy, a quantum-classical hybrid…”
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2
Barren plateaus in quantum neural network training landscapes
Published in Nature communications (16-11-2018)“…Many experimental proposals for noisy intermediate scale quantum devices involve training a parameterized quantum circuit with a classical optimization loop…”
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3
Power of data in quantum machine learning
Published in Nature communications (11-05-2021)“…The use of quantum computing for machine learning is among the most exciting prospective applications of quantum technologies. However, machine learning tasks…”
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4
Decoding quantum errors with subspace expansions
Published in Nature communications (31-01-2020)“…With rapid developments in quantum hardware comes a push towards the first practical applications. While fully fault-tolerant quantum computers are not yet…”
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5
Boson sampling for molecular vibronic spectra
Published in Nature photonics (01-09-2015)“…Controllable quantum devices open novel directions to both quantum computation and quantum simulation. Recently, a problem known as boson sampling has been…”
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Virtual Distillation for Quantum Error Mitigation
Published in Physical review. X (19-11-2021)“…Contemporary quantum computers have relatively high levels of noise, making it difficult to use them to perform useful calculations, even with a large number…”
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7
Quantum approximate optimization of non-planar graph problems on a planar superconducting processor
Published in Nature physics (01-03-2021)“…Faster algorithms for combinatorial optimization could prove transformative for diverse areas such as logistics, finance and machine learning. Accordingly, the…”
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8
Time-crystalline eigenstate order on a quantum processor
Published in Nature (London) (27-01-2022)“…Quantum many-body systems display rich phase structure in their low-temperature equilibrium states 1 . However, much of nature is not in thermal equilibrium…”
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9
Information scrambling in quantum circuits
Published in Science (American Association for the Advancement of Science) (17-12-2021)“…Interactions in quantum systems can spread initially localized quantum information into the exponentially many degrees of freedom of the entire system…”
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Increasing the Representation Accuracy of Quantum Simulations of Chemistry without Extra Quantum Resources
Published in Physical review. X (07-01-2020)“…Proposals for experiments in quantum chemistry on quantum computers leverage the ability to target a subset of degrees of freedom containing the essential…”
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Efficient and noise resilient measurements for quantum chemistry on near-term quantum computers
Published in npj quantum information (05-02-2021)“…Variational algorithms are a promising paradigm for utilizing near-term quantum devices for modeling electronic states of molecular systems. However, previous…”
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12
Exploiting Locality in Quantum Computation for Quantum Chemistry
Published in The journal of physical chemistry letters (18-12-2014)“…Accurate prediction of chemical and material properties from first-principles quantum chemistry is a challenging task on traditional computers. Recent…”
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13
Low rank representations for quantum simulation of electronic structure
Published in npj quantum information (27-05-2021)“…The quantum simulation of quantum chemistry is a promising application of quantum computers. However, for N molecular orbitals, the O ( N 4 ) gate complexity…”
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14
Witnessing eigenstates for quantum simulation of Hamiltonian spectra
Published in Science advances (01-01-2018)“…The efficient calculation of Hamiltonian spectra, a problem often intractable on classical machines, can find application in many fields, from physics to…”
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15
Discontinuous Galerkin discretization for quantum simulation of chemistry
Published in New journal of physics (01-09-2020)“…All-electron electronic structure methods based on the linear combination of atomic orbitals method with Gaussian basis set discretization offer a well…”
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16
Error Sensitivity to Environmental Noise in Quantum Circuits for Chemical State Preparation
Published in Journal of chemical theory and computation (12-07-2016)“…Calculating molecular energies is likely to be one of the first useful applications to achieve quantum supremacy, performing faster on a quantum than a…”
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17
Feynman’s clock, a new variational principle, and parallel-in-time quantum dynamics
Published in Proceedings of the National Academy of Sciences - PNAS (08-10-2013)“…We introduce a discrete-time variational principle inspired by the quantum clock originally proposed by Feynman and use it to write down quantum evolution as a…”
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18
Quantum advantage in learning from experiments
Published in Science (American Association for the Advancement of Science) (10-06-2022)“…Quantum technology promises to revolutionize how we learn about the physical world. An experiment that processes quantum data with a quantum computer could…”
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Quantum error mitigation
Published in Reviews of modern physics (01-10-2023)“…For quantum computers to successfully solve real-world problems, it is necessary to tackle the challenge of noise: the errors that occur in elementary physical…”
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20
Layerwise learning for quantum neural networks
Published in Quantum machine intelligence (01-06-2021)“…With the increased focus on quantum circuit learning for near-term applications on quantum devices, in conjunction with unique challenges presented by cost…”
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