Papers
Live trends in quantum computing research, updated daily from arXiv.
Total Papers
28,891
This Month
551
Today
0
Research Volume
13,849 papers in 12 months (-10% vs prior quarter)
Research Focus Areas
Papers by research theme (12 months). Hover for details.
Qubit Platforms
Hardware platform mentions in abstracts — Photonic leads
Equivalence Checking of Parameterised Quantum Circuits
Xin Hong, Wei-Jia Huang, W. Chien +4 more·Apr 29, 2024
Parameterised quantum circuits (PQCs) hold great promise for demonstrating quantum advantages in practical applications of quantum computation. Examples of successful applications include the variational quantum eigensolver, the quantum approximate o...
The Power of Shallow-depth Toffoli and Qudit Quantum Circuits
Alex Bredariol Grilo, Elham Kashefi, Damian Markham +1 more·Apr 28, 2024
The relevance of shallow-depth quantum circuits has recently increased, mainly due to their applicability to near-term devices. In this context, one of the main goals of quantum circuit complexity is to find problems that can be solved by shallow qua...
Variational optimization for quantum problems using deep generative networks
Lingxia Zhang, Xiaodie Lin, Peidong Wang +4 more·Apr 28, 2024
Optimization drives advances in quantum science and machine learning, yet most generative models aim to mimic data rather than to discover optimal answers to challenging problems. Here we present a variational generative optimization network that lea...
Evaluating a quantum-classical quantum Monte Carlo algorithm with Matchgate shadows
Benchen Huang, Yi-Ting Chen, Brajesh Gupt +4 more·Apr 28, 2024
Solving the electronic structure problem of molecules and solids to high accuracy is a major challenge in quantum chemistry and condensed matter physics. The rapid emergence and development of quantum computers offer a promising route to systematical...
Revisiting Majumdar-Ghosh spin chain model and Max-cut problem using variational quantum algorithms
Britant, Anirban Pathak·Apr 28, 2024
In this work, energy levels of the Majumdar-Ghosh model (MGM) are analyzed up to 15 spins chain in the noisy intermediate-scale quantum framework using noisy simulations. This is a useful model whose exact solution is known for a particular choice of...
Quantum-enhanced learning with a controllable bosonic variational sensor network
Pengcheng Liao, Bingzhi Zhang, Quntao Zhuang·Apr 28, 2024
The emergence of quantum sensor networks has presented opportunities for enhancing complex sensing tasks, while simultaneously introducing significant challenges in designing and analyzing quantum sensing protocols due to the intricate nature of enta...
Multi-Stage Watermarking for Quantum Circuits
Min Yang, Xiaolong Guo, Lei Jiang·Apr 28, 2024
Quantum computing represents a burgeoning computational paradigm that significantly advances the resolution of contemporary intricate problems across various domains, including cryptography, chemistry, and machine learning. Quantum circuits tailored ...
XGSwap: eXtreme Gradient boosting Swap for Routing in NISQ Devices
Jean-Baptiste Waring, Christophe Pere, S. L. Beux·Apr 27, 2024
In the current landscape of noisy intermediate-scale quantum (NISQ) computing, the inherent noise presents significant challenges to achieving high-fidelity long-range entanglement. Furthermore, this challenge is amplified by the limited connectivity...
On Efficient Solutions of General Structured Markov Processes in Quantum Computational Environments
Vasileios Kalantzis, M. Squillante, Shashanka Ubaru·Apr 27, 2024
The most-efficient algorithms for computing the stationary distribution π of such M/G/1-type processes on digital computers consist of cyclic reduction (CR) methods. Despite the computational benefits of CR, the time to compute π can still be prohibi...
Red-QAOA: Efficient Variational Optimization through Circuit Reduction
Meng Wang, B. Fang, Ang Li +1 more·Apr 27, 2024
The Quantum Approximate Optimization Algorithm (QAOA) addresses combinatorial optimization challenges by converting inputs to graphs. However, the optimal parameter searching process of QAOA is greatly affected by noise. Larger problems yield bigger ...
Optimal quantum sensing of the nonlinear bosonic interactions using Fock states
Payman Mahmoudi, Atirach Ritboon, Radim Filip·Apr 27, 2024
Nonlinear processes with individual quanta beyond bilinear interactions are essential for quantum technology with bosonic systems. Diverse coherent splitting and merging of quanta in them already manifest in the estimation of their nonlinear coupling...
Clapton: Clifford Assisted Problem Transformation for Error Mitigation in Variational Quantum Algorithms
L. M. Seifert, Siddharth Dangwal, F. Chong +1 more·Apr 27, 2024
Variational quantum algorithms (VQAs) show potential for quantum advantage in the near term of quantum computing, but demand a level of accuracy that surpasses the current capabilities of NISQ devices. To systematically mitigate the impact of quantum...
Exploiting many-body localization for scalable variational quantum simulation
Chenfeng Cao, Yeqing Zhou, Swamit Tannu +2 more·Apr 26, 2024
Variational quantum algorithms (VQAs) represent a promising pathway toward achieving practical quantum advantage on near-term hardware. Despite this promise, for generic, expressive ansätze, their scalability is critically hindered by barren plateaus...
A manufacturable platform for photonic quantum computing
Koen Avishai Dylan Damien Stanley Ben Hugo Geoff Gabrie Alexander Benyamini Black Bonneau Burgos Burridge , Koen Alexander, A. Benyamini +99 more·Apr 26, 2024
Although holding great promise for low noise, ease of operation and networking1, useful photonic quantum computing has been precluded by the need for beyond-state-of-the-art components, manufactured by the millions2, 3, 4, 5–6. Here we introduce a ma...
Toward a 2D Local Implementation of Quantum Low-Density Parity-Check Codes
Noah F. Berthusen, Dhruv Devulapalli, E. Schoute +4 more·Apr 26, 2024
Geometric locality is an important theoretical and practical factor for quantum low-density parity-check (qLDPC) codes that affects code performance and ease of physical realization. For device architectures restricted to two-dimensional (2D) local g...
Finite Key Security of Simplified Trusted Node Networks
Walter O. Krawec, Bing Wang, Ryan J Brown·Apr 26, 2024
Simplified trusted nodes (STNs) are a form of trusted node for quantum key distribution (QKD) networks which do not require running a full QKD stack every instance (i.e., they do not need to run error correction and privacy amplification each session...
Benchmarking quantum optimization for the maximum-cut problem on a superconducting quantum computer
Maxime Dupont, Bhuvanesh Sundar, B. Evert +4 more·Apr 26, 2024
Achieving high-quality solutions faster than classical solvers on computationally hard problems is a challenge for quantum optimization to deliver utility. Using a superconducting quantum computer, we experimentally investigate the performance of a h...
Quantum Multi-Agent Reinforcement Learning for Aerial Ad-Hoc Networks
Theodora Dragan, Akshat Tandon, Tom Haider +3 more·Apr 26, 2024
Quantum machine learning (QML) as combination of quantum computing with machine learning (ML) is a promising direction to explore, in particular due to the advances in realizing quantum computers and the hoped-for quantum advantage. A field within QM...
A quantum annealing approach to the minimum distance problem of quantum codes
Refat Ismail, Ashish Kakkar, A. Dymarsky·Apr 26, 2024
Quantum error-correcting codes (QECCs) is at the heart of fault-tolerant quantum computing. As the size of quantum platforms is expected to grow, one of the open questions is to design new optimal codes of ever-increasing size. A related challenge is...
An Interpretable Quantum Adjoint Convolutional Layer for Image Classification
Ren-Xin Zhao, Shi Wang, Yaonan Wang·Apr 26, 2024
The interpretability of quantum machine learning (QML) refers to the capability to provide clear and understandable explanations for the predictions and decision-making processes of QML models. However, most quantum convolutional layers (QCLs) utiliz...