Quantum Brain

Papers

Live trends in quantum computing research, updated daily from arXiv.

Total Papers

27,749

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1,196

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Research Volume

13,047 papers in 12 months (-2% vs prior quarter)

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Papers by research theme (12 months). Hover for details.

Qubit Platforms

Hardware platform mentions in abstractsPhotonic leads

2,470 papers found

C2QA - Bosonic Qiskit

Timothy J Stavenger, E. Crane, Kevin C. Smith +3 more·Sep 19, 2022

The practical benefits of hybrid quantum information processing hardware that contains continuous-variable objects (bosonic modes such as mechanical or electromagnetic oscillators) in addition to traditional (discrete-variable) qubits have recently b...

Computer SciencePhysics

Improving the Efficiency of Payments Systems Using Quantum Computing

Christopher McMahon, D. McGillivray, Ajit Desai +5 more·Sep 19, 2022

High-value payment systems (HVPSs) are typically liquidity intensive because payments are settled on a gross basis. State-of-the-art solutions to this problem include algorithms that seek netting sets and allow for ad hoc reordering of submitted paym...

Computer SciencePhysicsMathematics

Variational quantum algorithm for measurement extraction from the Navier-Stokes, Einstein, Maxwell, B-type, Lin-Tsien, Camassa-Holm, DSW, H-S, KdV-B, non-homogeneous KdV, generalized KdV, KdV, translational KdV, sKdV, B-L and Airy equations

Pete Rigas·Sep 16, 2022

Classical-quantum hybrid algorithms have recently garnered significant attention, which are characterized by combining quantum and classical computing protocols to obtain readout from quantum circuits of interest. Recent progress due to Lubasch et al...

Quantum Physicscs.ITmath.NAmath.OC

Implicit Hybrid Quantum-Classical CFD Calculations using the HHL Algorithm

L. Lapworth·Sep 16, 2022

Implicit methods are attractive for hybrid quantum-classical CFD solvers as the flow equations are combined into a single coupled matrix that is solved on the quantum device, leaving only the CFD discretisation and matrix assembly on the classical de...

Physics

Quantum Computing Approach for Energy Optimization in a Prosumer Community

C. Mastroianni, L. Scarcello, J. Settino·Sep 9, 2022

This paper presents a quantum approach for the formulation and solution of the prosumer problem, i.e., the problem of minimizing the energy cost incurred by a number of users in an energy community, while addressing the constraints given by the balan...

Computer SciencePhysics

Bayesian Optimization for QAOA

Simone Tibaldi, D. Vodola, Edoardo Tignone +1 more·Sep 8, 2022

The quantum approximate optimization algorithm (QAOA) adopts a hybrid quantum-classical approach to find approximate solutions to variational optimization problems. In fact, it relies on a classical subroutine to optimize the parameters of a quantum ...

Physics

Systematic study on the dependence of the warm-start quantum approximate optimization algorithm on approximate solutions

K. Okada, Hirofumi Nishi, Taichi Kosugi +1 more·Sep 7, 2022

Quantum approximate optimization algorithm (QAOA) is a promising hybrid quantum-classical algorithm to solve combinatorial optimization problems in the era of noisy intermediate-scale quantum computers. Recently it has been revealed that warm-start a...

PhysicsMedicine

Evaluating the convergence of tabu enhanced hybrid quantum optimization

E. Blanzieri, D. Pastorello, Valter Cavecchia +2 more·Sep 5, 2022

In this paper, we introduce the tabu enhanced hybrid quantum optimization metaheuristic approach useful for optimization problem-solving on a quantum hardware. We address the theoretical convergence of the proposed scheme from the viewpoint of the co...

Computer SciencePhysics

Multiple Target Tracking and Filtering Using Bayesian Diabatic Quantum Annealing

Timothy M. McCormick, Zipporah Klain, I. Herbert +4 more·Sep 1, 2022

In this paper, we present a hybrid quantum/classical algorithm to solve an NP-hard combinatorial problem called the multiple target data association (MTDA) and tracking problem. We use diabatic quantum annealing (DQA) to enumerate the low energy, or ...

Computer SciencePhysics

Variational Quantum Circuits for Multi-Qubit Gate Automata

Arunava Majumder, D. Lewis, Akshaya Jayashankar +2 more·Aug 31, 2022

Implementing quantum operations in the form of natural Hamiltonian dynamics is desirable, since they almost require no external control or feedback. In this work, we propose a NISQ-friendly quantum-classical hybrid approach to designing a time-indepe...

Physics

Optimization of heterogeneously integrated InP-Si on-chip photonic components.

P. Mrowiński, P. Holewa, A. Sakanas +3 more·Aug 31, 2022

We demonstrate comprehensive numerical studies on a hybrid III-V/Si-based waveguide system, serving as a platform for efficient light coupling between an integrated III-V quantum dot emitter to an on-chip quantum photonic integrated circuit defined o...

MedicinePhysics

A Preprocessing Perspective for Quantum Machine Learning Classification Advantage in Finance Using NISQ Algorithms

Javier Mancilla, Christophe Pere·Aug 28, 2022

Quantum Machine Learning (QML) has not yet demonstrated extensively and clearly its advantages compared to the classical machine learning approach. So far, there are only specific cases where some quantum-inspired techniques have achieved small incre...

Computer ScienceMedicinePhysicsMathematics

AutoQML: Automatic Generation and Training of Robust Quantum-Inspired Classifiers by Using Genetic Algorithms on Grayscale Images

Sergio Altares-L'opez, J. J. Garc'ia-Ripoll, Ángela Ribeiro·Aug 28, 2022

We propose a new hybrid system for automatically generating and training quantum-inspired classifiers on grayscale images by using multiobjective genetic algorithms. We define a dynamic fitness function to obtain the smallest possible circuit and hig...

Computer SciencePhysics

Variational quantum solutions to the advection–diffusion equation for applications in fluid dynamics

Reuben Demirdjian, D. Gunlycke, C. Reynolds +2 more·Aug 24, 2022

Constraints in power consumption and computational power limit the skill of operational numerical weather prediction by classical computing methods. Quantum computing could potentially address both of these challenges. Herein, we present one method t...

PhysicsComputer Science

Direct manipulation of a superconducting spin qubit strongly coupled to a transmon qubit

M. Pita-Vidal, A. Bargerbos, R. vZitko +9 more·Aug 22, 2022

Spin qubits in semiconductors are a promising platform for producing highly scalable quantum computing devices. However, it is difficult to realize multiqubit interactions over extended distances. Superconducting spin qubits provide an alternative by...

Physics

Detection and evaluation of abnormal user behavior based on quantum generation adversarial network

Minghua Pan, Bin Wang, Xiaoling Tao +3 more·Aug 21, 2022

Quantum computing holds tremendous potential for processing high-dimensional data, capitalizing on the unique capabilities of superposition and parallelism within quantum states. As we navigate the noisy intermediate-scale quantum (NISQ) era, the exp...

Physics

A hybrid classical-quantum algorithm for digital image processing

Alok Shukla, P. Vedula·Aug 20, 2022

A hybrid classical-quantum approach for evaluation of multi-dimensional Walsh–Hadamard transforms and its applications to quantum image processing are proposed. In this approach, multi-dimensional Walsh–Hadamard transforms are obtained using quantum ...

Computer SciencePhysicsEngineering

Unsupervised interpretable learning of phases from many-qubit systems

Nicolas Sadoune, G. Giudici, Ke Liu +1 more·Aug 18, 2022

Experimental progress in qubit manufacturing calls for the development of new theoretical tools to analyze quantum data. We show how an unsupervised machine-learning technique can be used to understand short-range entangled many-qubit systems using d...

Physics

Heart Disease Detection using Quantum Computing and Partitioned Random Forest Methods

Hanif Heidari, Gerhard Hellstern, Murugappan Murugappan·Aug 17, 2022

Heart disease morbidity and mortality rates are increasing, which has a negative impact on public health and the global economy. Early detection of heart disease reduces the incidence of heart mortality and morbidity. Recent research has utilized qua...

PhysicsComputer ScienceMathematics

Quantum computing for a profusion of postman problem variants

Joel E. Pion, C. Negre, S. Mniszewski·Aug 17, 2022

In this paper we study the viability of solving the Chinese Postman Problem, a graph routing optimization problem, and many of its variants on a quantum annealing device. Routing problem variants considered include graph type, directionally varying w...

PhysicsComputer Science
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