Quantum Brain

Papers

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

Total Papers

26,974

This Month

563

Today

0

Research Volume

12,523 papers in 12 months (-16% vs prior quarter)

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

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1,338 papers found

Application of quantum machine learning using variational quantum classifier in accelerator physics

He-Xing Yin, Zhi-Yuan Hu, H. Zeng +2 more·Jun 7, 2025

Quantum machine learning algorithms aim to take advantage of quantum computing to improve classical machine learning algorithms. In this paper, we have applied a quantum machine learning algorithm, the variational quantum classifier for the first tim...

Physics

Quantum sequel of neural network training

Hao Zhang, Alex Kamenev·Jun 5, 2025

Training of neural networks (NNs) has emerged as a major consumer of both computational and energy resources. Quantum computers were coined as a root to facilitate training, but no experimental evidence has been presented so far. Here we demonstrate ...

Quantum Physicscond-mat.dis-nn

Hybrid between biologically- and quantum-inspired many-body states

Miha Srdinvsek, Xavier Waintal·Jun 5, 2025

Deep neural networks can represent very different sorts of functions, including complex quantum many-body states. Tensor networks can also represent these states, have more structure and are easier to optimize. However, they can be prohibitively cost...

Physics

RhoDARTS: Differentiable Quantum Architecture Search with Density Matrix Simulations

Swagat Kumar, Jan-Nico Zaech, C. M. Wilmott +1 more·Jun 4, 2025

Variational Quantum Algorithms (VQAs) are a promising approach to leverage Noisy Intermediate-Scale Quantum (NISQ) computers. However, choosing optimal quantum circuits that efficiently solve a given VQA problem is a non-trivial task. Quantum Archite...

Computer SciencePhysics

Learning thermodynamic master equations for open quantum systems

Peter Sentz, Stanley Nicholson, Yujin Cho +3 more·Jun 2, 2025

The characterization of Hamiltonians and other components of open quantum dynamical systems plays a crucial role in quantum computing and other applications. Scientific machine learning techniques have been applied to this problem in a variety of way...

Quantum Physicscs.LG

Q-ARDNS-Multi: A Multi-Agent Quantum Reinforcement Learning Framework with Meta-Cognitive Adaptation for Complex 3D Environments

Umberto Gonccalves de Sousa·Jun 2, 2025

This paper presents Q-ARDNS-Multi, an advanced multi-agent quantum reinforcement learning (QRL) framework that extends the ARDNS-FN-Quantum model, where Q-ARDNS-Multi stands for"Quantum Adaptive Reward-Driven Neural Simulator - Multi-Agent". It integ...

Computer Science

Quantum Machine Learning for Predicting Anastomotic Leak: A Clinical Study

V. Nov'ak, Ivan Zelinka, Lenka Pvribylov'a +2 more·Jun 2, 2025

Anastomotic leak (AL) is a life-threatening complication following colorectal surgery, and its accurate prediction remains a significant clinical challenge. This study explores the potential of Quantum Neural Networks (QNNs) for AL prediction, presen...

Physics

Importance sampling for data-driven decoding of quantum error-correcting codes

Evan Peters·May 28, 2025

Data-driven decoding (DDD) - learning to decode syndromes of (quantum) error-correcting codes by learning from data - can be a difficult problem due to several atypical and poorly understood properties of the training data. We introduce a theory of e...

Quantum Physics

Neural Network Assisted Fermionic Compression Encoding: A Lossy-QSCI Framework for Resource-Efficient Ground-State Simulations

Yu-Cheng Chen, Ronin Wu, M. H. Cheng +1 more·May 23, 2025

Quantum computing promises to revolutionize many-body simulations for quantum chemistry, but its potential is constrained by limited qubits and noise in current devices. In this work, we introduce the Lossy Quantum Selected Configuration Interaction ...

Physics

Experimental robustness benchmarking of quantum neural networks on a superconducting quantum processor

Hai-Feng Zhang, Zhao-Yun Chen, Peng Wang +17 more·May 22, 2025

Quantum machine learning (QML) models, like their classical counterparts, are vulnerable to adversarial attacks, hindering their secure deployment. Here, we report the first systematic experimental robustness benchmark for 20-qubit quantum neural net...

Quantum Physicscs.LG

Quantum Feature Optimization for Enhanced Clustering of Blockchain Transaction Data

Yun-Cheng Tsai, Samuel Yen-Chi Chen·May 22, 2025

Blockchain transaction data exhibits high dimensionality, noise, and intricate feature entanglement, presenting significant challenges for traditional clustering algorithms. In this study, we conduct a comparative analysis of three clustering approac...

Computer Science

On Dequantization of Supervised Quantum Machine Learning via Random Fourier Features

Mehrad Sahebi, Alice Barthe, Yudai Suzuki +2 more·May 21, 2025

In the quest for quantum advantage, a central question is under what conditions can classical algorithms achieve a performance comparable to quantum algorithms--a concept known as dequantization. Random Fourier features (RFFs) have demonstrated poten...

Quantum Physics

Transformer-Based Neural Quantum Digital Twins for Many-Body Quantum Simulation and Optimal Annealing Schedule Design

Jianlong Lu, Hanqiu Peng, Ying Chen·May 21, 2025

We introduce Transformer-based Neural Quantum Digital Twins (Tx-NQDTs) to simulate full adiabatic dynamics of many-body quantum systems, including ground and low-lying excited states, at low computational cost. Tx-NQDTs employ a graph-informed Transf...

Quantum PhysicsAIEmerging Tech

Solving MNIST with a globally trained Mixture of Quantum Experts

Paolo Alessandro Xavier Tognini, L. Banchi, Giacomo De Palma·May 20, 2025

We propose a new quantum neural network for image classification, which is able to classify the parity of the MNIST dataset with full resolution with a test accuracy of up to 97.5% without any classical pre-processing or post-processing. Our architec...

Physics

Efficient Generation of Parameterised Quantum Circuits from Large Texts

C. Krawchuk, Nikhil Khatri, Neil John Ortega +1 more·May 19, 2025

Quantum approaches to natural language processing (NLP) are redefining how linguistic information is represented and processed. While traditional hybrid quantum-classical models rely heavily on classical neural networks, recent advancements propose a...

PhysicsComputer Science

Joint Optimization of Routing and Purification to Meet Fidelity Targets in Quantum Networks

Gongyu Ni, Holger Claussen, Lester Ho·May 18, 2025

Quantum networks rely on high-fidelity entanglement links, but achieving target fidelity often increases latency and Bell pair consumption due to purification. This paper proposes a cost-based scheduler that jointly optimizes path selection and purif...

Quantum Physics

Quantum-Enhanced Channel Mixing in RWKV Models for Time Series Forecasting

Chi-Sheng Chen, En-Jui Kuo·May 18, 2025

Recent advancements in neural sequence modeling have led to architectures such as RWKV, which combine recurrent-style time mixing with feedforward channel mixing to enable efficient long-context processing. In this work, we propose QuantumRWKV, a hyb...

Physics

Learning to Program Quantum Measurements for Machine Learning

S. Y. Chen, H. Tseng, Hsin-Yi Lin +1 more·May 18, 2025

The rapid advancements in quantum computing (QC) and machine learning (ML) have sparked significant interest, driving extensive exploration of quantum machine learning (QML) algorithms to address a wide range of complex challenges. The development of...

Computer SciencePhysics

Quantum-Evolutionary Neural Networks for Multi-Agent Federated Learning

Aarav Lala, Kalyan Cherukuri·May 16, 2025

As artificial intelligence continues to drive innovation in complex, decentralized environments, the need for scalable, adaptive, and privacy-preserving decision-making systems has become critical. This paper introduces a novel framework combining qu...

Computer Science

Research of the Variational Shadow Quantum Circuit Based on the Whale Optimization Algorithm in Image Classification

Shuang Wu, Xueliang Song, Yumin Dong +1 more·May 15, 2025

In order to explore the possibility of cross-fertilization between quantum computing and neural networks as well as to improve the classification performance of quantum neural networks, this paper proposes an improved Variable Split Shadow Quantum Ci...

Physics
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