Search Results - Quantum linear system algorithm
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Publisher’s Note: Preconditioned Quantum Linear System Algorithm [Phys. Rev. Lett. 110 , 250504 (2013)]
ISSN: 0031-9007, 1079-7114Published: 23.07.2013Published in Physical review letters (23.07.2013)Get full text
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Concrete resource analysis of the quantum linear-system algorithm used to compute the electromagnetic scattering cross section of a 2D target
ISSN: 1570-0755, 1573-1332Published: New York Springer US 01.03.2017Published in Quantum information processing (01.03.2017)“…We provide a detailed estimate for the logical resource requirements of the quantum linear-system algorithm (Harrow et al…”
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Quantum Linear System Algorithm for Dense Matrices
ISSN: 0031-9007, 1079-7114, 1079-7114Published: United States 02.02.2018Published in Physical review letters (02.02.2018)“… ε is the desired precision parameter. This amounts to a polynomial improvement over known quantum linear system algorithms when applied to dense matrices, and poses a new state of the art for solving dense linear systems on a quantum computer…”
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Preconditioned quantum linear system algorithm
ISSN: 1079-7114, 1079-7114Published: United States 21.06.2013Published in Physical review letters (21.06.2013)“…We describe a quantum algorithm that generalizes the quantum linear system algorithm [Harrow et al., Phys. Rev. Lett. 103, 150502 (2009…”
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Solving Large‐Scale Linear Systems of Equations by a Quantum Hybrid Algorithm
ISSN: 0003-3804, 1521-3889Published: Weinheim Wiley Subscription Services, Inc 01.07.2022Published in Annalen der Physik (01.07.2022)“… Here a hybrid algorithm based on phase estimation and classical optimization of the circuit width and depth is employed for solving a specific class of large linear systems of equations…”
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Preconditioned Quantum Linear System Algorithm
ISSN: 0031-9007, 1079-7114Published: 18.06.2013Published in Physical review letters (18.06.2013)Get full text
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Quantum Algorithms for Systems of Linear Equations Inspired by Adiabatic Quantum Computing
ISSN: 0031-9007, 1079-7114, 1079-7114Published: United States American Physical Society 15.02.2019Published in Physical review letters (15.02.2019)“…⟩ that is proportional to the solution of the system of linear equations Ax[over →]=b[over →]. The time complexities of our algorithms are O(κ^{2}log(κ)/ε) and O(κlog(κ)/ε), where κ…”
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Quantum linear system algorithm applied to communication systems
ISSN: 1573-1332, 1573-1332Published: New York Springer US 28.07.2022Published in Quantum information processing (28.07.2022)“…A quantum linear system algorithm (QLSA) can solve linear equations more efficiently than classical ones…”
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Quantum Algorithm for Linear Systems of Equations
ISSN: 0031-9007, 1079-7114, 1079-7114Published: United States 09.10.2009Published in Physical review letters (09.10.2009)“…Solving linear systems of equations is a common problem that arises both on its own and as a subroutine in more complex problems…”
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Efficient Use of Quantum Linear System Algorithms in Inexact Infeasible IPMs for Linear Optimization
ISSN: 0022-3239, 1573-2878Published: New York Springer US 01.07.2024Published in Journal of optimization theory and applications (01.07.2024)“…), to solve convex conic optimization problems. Most of them have applied a quantum linear system algorithm at each iteration to compute a Newton step…”
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Quantum Linear System Algorithm for General Matrices in System Identification
ISSN: 1099-4300, 1099-4300Published: Basel MDPI AG 29.06.2022Published in Entropy (Basel, Switzerland) (29.06.2022)“…Solving linear systems of equations is one of the most common and basic problems in classical identification systems…”
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Quantum linear system algorithm for solving an ill-posed quasi-linear elliptic problem by preconditioning operator
ISSN: 2190-5444, 2190-5444Published: Berlin/Heidelberg Springer Berlin Heidelberg 31.05.2025Published in European physical journal plus (31.05.2025)“…The HHL quantum algorithm for solving a well-conditioned linear system of equations provides an exponential speedup over the best classical methods…”
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Near-term quantum algorithms for linear systems of equations with regression loss functions
ISSN: 1367-2630, 1367-2630Published: Bristol IOP Publishing 01.11.2021Published in New journal of physics (01.11.2021)“… In this work, we study near-term quantum algorithms for linear systems of equations, with a focus on the two-norm…”
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Applications of a Quantum Linear System Algorithm to Linear MIMO Detections
ISSN: 2169-3536, 2169-3536Published: Piscataway IEEE 2022Published in IEEE access (2022)“…A linear system can be solved more efficiently by quantum computing. However, previously known quantum algorithms provide only a quantum state as the solution…”
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Building a Quantum Computer with Photons: Simulation Algorithm for Linear Optical Quantum Systems
ISSN: 1411-4690, 2580-9733Published: Universitas Udayana 01.09.2024Published in Buletin Fisika (Online) (01.09.2024)“…The evolution of quantum states on photons in linear optical systems has diverse applications, ranging from fundamental to advanced quantum optics experiments for quantum information processing…”
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Experimental realization of quantum algorithm for solving linear systems of equations
ISSN: 1050-2947, 1094-1622Published: 12.02.2014Published in Physical review. A, Atomic, molecular, and optical physics (12.02.2014)Get full text
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Hybrid quantum algorithms for flow problems
ISSN: 1091-6490, 1091-6490Published: United States 05.12.2023Published in Proceedings of the National Academy of Sciences - PNAS (05.12.2023)“… Thus, we first choose to simulate two well-known flows using QFlowS and demonstrate a previously unseen, full gate-level implementation of a hybrid and high precision Quantum Linear Systems Algorithms (QLSA…”
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Time complexity analysis of quantum algorithms via linear representations for nonlinear ordinary and partial differential equations
ISSN: 0021-9991, 1090-2716Published: Elsevier Inc 15.08.2023Published in Journal of computational physics (15.08.2023)“… We compare the quantum linear systems algorithms based methods and the quantum simulation methods arising from different numerical approximations, including the finite difference discretisations…”
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Two quantum algorithms for solving the one-dimensional advection–diffusion equation
ISSN: 0045-7930Published: Elsevier Ltd 30.08.2024Published in Computers & fluids (30.08.2024)“… other. Specifically, we solve the linear partial differential equation with a Quantum Linear Systems Algorithm (QLSA…”
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Estimating QSVT angles for matrix inversion with large condition numbers
ISSN: 0021-9991Published: United States Elsevier 22.01.2025Published in Journal of computational physics (22.01.2025)“…Quantum Singular Value Transformation (QSVT) is a state-of-the-art, near-optimal quantum algorithm that can be used for matrix inversion…”
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