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Papers

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

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31,062

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15,280 papers in 12 months (-10% vs prior quarter)

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31,062 papers found

Quadratic Speed-up in Infinite Variance Quantum Monte Carlo

Jose H. Blanchet, Mario Szegedy, Guanyang Wang·Jan 15, 2024

In this study, we give an extension of Montanaro's arXiv/archive:1504.06987 quantum Monte Carlo method, tailored for computing expected values of random variables that exhibit infinite variance. This addresses a challenge in analyzing heavy-tailed di...

Physics

Effective detection of quantum discord by using convolutional neural networks

Narjes Taghadomi, A. Mani, Ali Fahim +2 more·Jan 15, 2024

Quantum discord represents a type of correlation defined as the difference between quantum and classical mutual information of two parties. Due to the optimization involved in the definition of classical mutual information of quantum systems, calcula...

Computer SciencePhysics

Small Quantum Codes from Algebraic Extensions of Generalized Bicycle Codes

Nikolaos Koukoulekidis, IV FedorSimkovic, Martin Leib +1 more·Jan 15, 2024

Quantum error correction is rapidly seeing first experimental implementations, but there is a significant gap between asymptotically optimal error-correcting codes and codes that are experimentally feasible. Quantum LDPC codes range from the surface ...

PhysicsComputer ScienceMathematics

QISS: Quantum Industrial Shift Scheduling Algorithm

Anna M. Krol, Marvin Erdmann, R. Mishra +5 more·Jan 15, 2024

In this paper, we show the design and implementation of a quantum algorithm for industrial shift scheduling (QISS), which uses Grover's adaptive search to tackle a common and important class of valuable, real-world combinatorial optimization problems...

Physics

Quantum transfer learning for acceptability judgements

G. Buonaiuto, Raffaele Guarasci, Aniello Minutolo +2 more·Jan 15, 2024

Hybrid quantum-classical classifiers promise to positively impact critical aspects of natural language processing tasks, particularly classification-related ones. Among the possibilities currently investigated, quantum transfer learning, i.e., using ...

Computer SciencePhysics

Demonstration of Algorithmic Quantum Speedup for an Abelian Hidden Subgroup Problem

P. Singkanipa, V. Kasatkin, Z. Zhou +2 more·Jan 15, 2024

Simon’s problem is to find a hidden period (a bitstring) encoded into an unknown 2-to-1 function. It is one of the earliest problems for which an exponential quantum speedup was proven for ideal, noiseless quantum computers, albeit in the oracle mode...

Physics

Scaling Advantage in Approximate Optimization with Quantum Annealing.

H. Bauza, Daniel A. Lidar·Jan 14, 2024

Quantum annealing is a heuristic optimization algorithm that exploits quantum evolution to find low-energy states. Quantum annealers have scaled up in recent years to tackle increasingly larger and more highly connected discrete optimization and quan...

PhysicsMedicine

Quantum information processing with superconducting circuits: realizing and characterizing quantum gates and algorithms in open quantum systems

H. Sakhouf·Jan 14, 2024

This thesis focuses on quantum information processing using the superconducting device, especially, on realizing quantum gates and algorithms in open quantum systems. Such a device is constructed by transmon-type superconducting qubits coupled to a s...

Physics

A Reinforcement Learning Environment for Directed Quantum Circuit Synthesis

Michael Kolle, Tom Schubert, Philipp Altmann +3 more·Jan 13, 2024

With recent advancements in quantum computing technology, optimizing quantum circuits and ensuring reliable quantum state preparation have become increasingly vital. Traditional methods often demand extensive expertise and manual calculations, posing...

Computer SciencePhysics

Generative AI-enabled Quantum Computing Networks and Intelligent Resource Allocation

Minrui Xu, D. Niyato, Jiawen Kang +5 more·Jan 13, 2024

Quantum computing networks enable scalable collaboration and secure information exchange among multiple classical and quantum computing nodes while executing large-scale generative AI computation tasks and advanced quantum algorithms. Quantum computi...

Computer ScienceEngineeringPhysics

Quantum Advantage Actor-Critic for Reinforcement Learning

Michael Kolle, Mohamad Hgog, Fabian Ritz +4 more·Jan 13, 2024

Quantum computing offers efficient encapsulation of high-dimensional states. In this work, we propose a novel quantum reinforcement learning approach that combines the Advantage Actor-Critic algorithm with variational quantum circuits by substituting...

PhysicsComputer Science

Quantum computing for simulation of fluid dynamics

Claudio Sanavio, Sauro Succi·Jan 13, 2024

We present a pedagogical introduction to a series of quantum computing algorithms for the simulation of classical fluids, with special emphasis on the Carleman-Lattice Boltzmann method.

Physics

Graph representation learning for parameter transferability in quantum approximate optimization algorithm

Jose Falla, Q. Langfitt, Yuri Alexeev +1 more·Jan 12, 2024

The quantum approximate optimization algorithm (QAOA) is one of the most promising candidates for achieving quantum advantage through quantum-enhanced combinatorial optimization. Optimal QAOA parameter concentration effects for special MaxCut problem...

Computer SciencePhysics

Optimized Noise Suppression for Quantum Circuits

Friedrich Wagner, Daniel J. Egger, F. Liers·Jan 12, 2024

Quantum computation promises to advance a wide range of computational tasks. However, current quantum hardware suffers from noise and is too small for error correction. Thus, accurately utilizing noisy quantum computers strongly relies on noise chara...

Computer ScienceMathematicsPhysics

A Joint Code and Belief Propagation Decoder Design for Quantum LDPC Codes

Sisi Miao, Jonathan Mandelbaum, Holger Jaekel +1 more·Jan 12, 2024

Quantum low-density parity-check (QLDPC) codes are among the most promising candidates for future quantum error correction schemes. However, a limited number of short to moderate-length QLDPC codes have been designed and their decoding performance is...

Computer ScienceMathematicsPhysics

Covert Quantum Communication Over Optical Channels

Evan J. D. Anderson, Christopher K. Eyre, Isabel M. Dailey +2 more·Jan 12, 2024

We explore covert communication of qubits over the lossy thermal-noise bosonic channel, which is a quantum-mechanical model of many practical channels, including optical. Covert communication ensures that an adversary is unable to detect the presence...

Physics

Complexity Classification of Product State Problems for Local Hamiltonians

John Kallaugher, Ojas Parekh, Kevin Thompson +2 more·Jan 12, 2024

Product states, unentangled tensor products of single qubits, are a ubiquitous ansatz in quantum computation, including for state-of-the-art Hamiltonian approximation algorithms. A natural question is whether we should expect to efficiently solve pro...

Computer SciencePhysics

An Efficient and Scalable Clocking Assignment Algorithm for Multi-Threaded Multi-Phase Single Flux Quantum Circuits

Robert S. Aviles, Xi Li, Lei Lu +2 more·Jan 12, 2024

This paper proposes an approximation algorithm for clocking assignments that minimizes the insertion of path balancing DFFs for multi-threaded multi-phase clocking of SFQ circuits. Existing SFQ multi-phase clocking solutions have been shown to effect...

Computer Science

Simulating Quantum Systems with NWQ-Sim on HPC

In-Saeng Suh, Ang Li·Jan 12, 2024

NWQ-Sim is a cutting-edge quantum system simulation environment designed to run on classical multi-node, multi-CPU/GPU heterogeneous HPC systems. In this work, we provide a brief overview of NWQ-Sim and its implementation in simulating quantum circui...

Physics

Quantum eigenvalue processing

Guang Hao Low, Yuan Su·Jan 11, 2024

Many problems in linear algebra -- such as those arising from non-Hermitian physics and differential equations -- can be solved on a quantum computer by processing eigenvalues of the non-normal input matrices. However, the existing Quantum Singular V...

Quantum PhysicsData Structuresmath.NAphysics.chem-ph
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