Results 11 to 20 of about 2,637,115 (207)

Grand Unification of Quantum Algorithms

open access: yesPRX Quantum, 2021
Quantum algorithms offer significant speed-ups over their classical counterparts for a variety of problems. The strongest arguments for this advantage are borne by algorithms for quantum search, quantum phase estimation, and Hamiltonian simulation, which
John M. Martyn   +3 more
doaj   +2 more sources

Towards Quantum Control with Advanced Quantum Computing: A Perspective [PDF]

open access: yesEntropy, 2022
We propose the combination of digital quantum simulation and variational quantum algorithms as an alternative approach to numerical methods for solving quantum control problems. As a hybrid quantum–classical framework, it provides an efficient simulation
Yongcheng Ding, Yue Ban, Xi Chen
doaj   +2 more sources

Quantum Genetic Algorithms for Computer Scientists

open access: yesComputers, 2016
Genetic algorithms (GAs) are a class of evolutionary algorithms inspired by Darwinian natural selection. They are popular heuristic optimisation methods based on simulated genetic mechanisms, i.e., mutation, crossover, etc.
Rafael Lahoz-Beltra
doaj   +3 more sources

Simulating the quantum Fourier transform, Grover's algorithm, and the quantum counting algorithm with limited entanglement using tensor networks [PDF]

open access: yesPhysical Review Research
Quantum algorithms reformulate computational problems as quantum evolutions in a large Hilbert space. Most quantum algorithms assume that the time evolution is perfectly unitary and that the full Hilbert space is available.
Marcel Niedermeier   +2 more
doaj   +2 more sources

Power Network Optimization: A Quantum Approach

open access: yesIEEE Access, 2023
Optimization of electricity surplus is a crucial element for transmission power networks since it leads to reducing costs as well as increasing efficiency across the network as a whole.
Giuseppe Colucci   +2 more
doaj   +1 more source

Progress towards Analytically Optimal Angles in Quantum Approximate Optimisation

open access: yesMathematics, 2022
The quantum approximate optimisation algorithm is a p layer, time variable split operator method executed on a quantum processor and driven to convergence by classical outer-loop optimisation.
Daniil Rabinovich   +4 more
doaj   +1 more source

A Quantum Processing Framework for Quantum Algorithms

open access: yesMajlesi Journal of Electrical Engineering
The focus of this study is on developing a framework for a Quantum Algorithm Processing Unit (QAPU) with the  hybrid architecture for classical-quantum algorithms. The framework is used to increase the implementation performance of quantum algorithms and
Mohammad Reza Soltan Aghaei   +1 more
doaj   +1 more source

Implementing quantum algorithms using classical electrical circuits: Deutsch, Deutsch-Jozsa and Grover [PDF]

open access: yes, 2011
We develop the means to implement Deutsch's algorithm, the Deutsch-Jozsa algorithm and Grover's algorithm using electronic circuits, and review previous attempts to implement quantum algorithms classically.
Dyson, Charles
core   +3 more sources

Digital Quantum Simulation and Circuit Learning for the Generation of Coherent States [PDF]

open access: yes, 2022
Coherent states, known as displaced vacuum states, play an important role in quantum information processing, quantum machine learning, and quantum optics.
Eneko Osaba   +12 more
core   +1 more source

Quantum simulation of exact electron dynamics can be more efficient than classical mean-field methods

open access: yesNature Communications, 2023
Quantum algorithms for simulating electronic ground states are slower than popular classical mean-field algorithms such as Hartree–Fock and density functional theory but offer higher accuracy.
Ryan Babbush   +8 more
doaj   +1 more source

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