Quantum Brain

Papers

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

Total Papers

26,974

This Month

563

Today

0

Research Volume

12,533 papers in 12 months (-16% vs prior quarter)

Research Focus Areas

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

Qubit Platforms

Hardware platform mentions in abstractsPhotonic leads

1,338 papers found

Neural-Quantum-States Impurity Solver for Quantum Embedding Problems

Yinzhanghao Zhou, Tsung-Han Lee, Ao Chen +2 more·Sep 15, 2025

Neural quantum states (NQS) have emerged as a promising approach to solve second-quantized Hamiltonians, because of their scalability and flexibility. In this work, we design and benchmark an NQS impurity solver for the quantum embedding (QE) methods...

cond-mat.str-elAIcs.LGQuantum Physics

Entanglement and optimization within autoregressive neural quantum states

Andrew Jreissaty, Hang Zhang, Jairo C. Quijano +2 more·Sep 15, 2025

Neural quantum states (NQSs) are powerful variational ansätze capable of representing highly entangled quantum many-body wavefunctions. While the average entanglement properties of ensembles of restricted Boltzmann machines are well understood, the e...

Quantum Physicscond-mat.dis-nn

Accurate ground states of $SU(2)$ lattice gauge theory in 2+1D and 3+1D

Thomas Spriggs, Eliska Greplova, Juan Carrasquilla +1 more·Sep 15, 2025

We present a neural network wavefunction framework for solving non-Abelian lattice gauge theories in a continuous group representation. Using a combination of $SU(2)$ equivariant neural networks alongside an $SU(2)$ invariant, physics-inspired ansatz...

hep-latphysics.comp-phQuantum Physics

High-capacity associative memory in a quantum-optical spin glass

Brendan P. Marsh, David Atri Schuller, Yunpeng Ji +5 more·Sep 15, 2025

The Hopfield model describes a neural network that stores memories using all-to-all-coupled spins. Memory patterns are recalled under equilibrium dynamics. Storing too many patterns breaks the associative recall process because frustration causes an ...

Quantum Physicscond-mat.dis-nncond-mat.quant-gascond-mat.stat-mech

Characterizing Scaling Trends of Post-Compilation Circuit Resources for NISQ-era QML Models

Rupayan Bhattacharjee, Pau Escofet, Santiago Rodrigo +3 more·Sep 15, 2025

This work investigates the scaling characteristics of post-compilation circuit resources for Quantum Machine Learning (QML) models on connectivity-constrained NISQ processors. We analyze Quantum Kernel Methods and Quantum Neural Networks across proce...

Quantum Physics

Quantum Noise Tomography with Physics-Informed Neural Networks

Antonin Sulc·Sep 15, 2025

Characterizing the environmental interactions of quantum systems is a critical bottleneck in the development of robust quantum technologies. Traditional tomographic methods are often data-intensive and struggle with scalability. In this work, we intr...

Quantum Physicscs.LGphysics.comp-ph

Quantum Graph Attention Networks: Trainable Quantum Encoders for Inductive Graph Learning

Arthur M. Faria, Mehdi Djellabi, Igor O. Sokolov +1 more·Sep 14, 2025

We introduce Quantum Graph Attention Networks (QGATs) as trainable quantum encoders for inductive learning on graphs, extending the Quantum Graph Neural Networks (QGNN) framework. QGATs leverage parameterized quantum circuits to encode node features ...

Quantum Physicscs.LG

Neural Decoders for Universal Quantum Algorithms

J. Pablo Bonilla Ataides, Andi Gu, Susanne F. Yelin +1 more·Sep 14, 2025

Fault-tolerant quantum computing demands decoders that are fast, accurate, and adaptable to circuit structure and realistic noise. While machine learning (ML) decoders have demonstrated impressive performance for quantum memory, their use in algorith...

Quantum Physics

Investigating the Lottery Ticket Hypothesis for Variational Quantum Circuits

Michael Kölle, Leonhard Klingert, Julian Schönberger +3 more·Sep 14, 2025

Quantum computing is an emerging field in computer science that has seen considerable progress in recent years, especially in machine learning. By harnessing the principles of quantum physics, it can surpass the limitations of classical algorithms. H...

Quantum PhysicsAIcs.LG

Quantum parameter estimation with uncertainty quantification from continuous measurement data using neural network ensembles

Amanuel Anteneh·Sep 12, 2025

We show that ensembles of deep neural networks, called deep ensembles, can be used to perform quantum parameter estimation while also providing a means for quantifying uncertainty in parameter estimates, which is a key advantage of using Bayesian inf...

Quantum Physicscs.LG

A Symmetry-Integrated Approach to Surface Code Decoding

Hoshitaro Ohnishi, Hideo Mukai·Sep 12, 2025

Quantum error correction, which utilizes logical qubits that are encoded as redundant multiple physical qubits to find and correct errors in physical qubits, is indispensable for practical quantum computing. Surface code is considered to be a promisi...

Computer SciencePhysics

Thermodynamic coprocessor for linear operations with input-size-independent calculation time based on open quantum system

I. V. Vovchenko, A. A. Zyablovsky, A. A. Pukhov +1 more·Sep 11, 2025

Linear operations, e.g., vector-matrix and vector-vector multiplications, are core operations of modern neural networks. To diminish computational time, these operations are implemented by parallel computations using different coprocessors. In this w...

Quantum Physicscond-mat.dis-nnphysics.optics

Quantum-Enhanced Forecasting for Deep Reinforcement Learning in Algorithmic Trading

Jun-Hao Chen, Yu-Chien Huang, Yun-Cheng Tsai +1 more·Sep 11, 2025

The convergence of quantum-inspired neural networks and deep reinforcement learning offers a promising avenue for financial trading. We implemented a trading agent for USD/TWD by integrating Quantum Long Short-Term Memory (QLSTM) for short-term trend...

Computer Science

Machine learning the effects of many quantum measurements

W. Hou, Samuel J. Garratt, N. Eassa +4 more·Sep 10, 2025

Measurements are essential for the processing and protection of information in quantum computers. They can also induce long-range entanglement between unmeasured qubits. However, when post-measurement states depend on many non-deterministic measureme...

Physics

D2D Power Allocation via Quantum Graph Neural Network

Le Tung Giang, Nguyen Xuan Tung, W. Hwang·Sep 10, 2025

Increasing wireless network complexity demands scalable resource management. Classical GNNs excel at graph learning but incur high computational costs in large-scale settings. We present a fully quantum Graph Neural Network (QGNN) that implements mes...

Computer Science

Classical Neural Networks on Quantum Devices via Tensor Network Disentanglers: A Case Study in Image Classification

Borja Aizpurua, Sukhbinder Singh, Román Orús·Sep 8, 2025

We address the problem of implementing bottleneck layers from classical pre-trained neural networks on a quantum computer, with the goal of exploring intrinsically quantum ansatz for representing large linear layers within hybrid classical-quantum mo...

Quantum Physicsphysics.comp-ph

A brain-inspired paradigm for scalable quantum vision

Chenghua Duan, Xiuxing Li, Wending Zhao +6 more·Sep 7, 2025

One of the fundamental tasks in machine learning is image classification, which serves as a key benchmark for validating algorithm performance and practical potential. However, effectively processing high-dimensional, detail-rich images, a capability...

Physics

From Membership-Privacy Leakage to Quantum Machine Unlearning

Jun-Jian Su, Runze He, Guanghui Li +4 more·Sep 7, 2025

Quantum Machine Learning (QML) has the potential to achieve quantum advantage for specific tasks by combining quantum computation with classical Machine Learning (ML). In classical ML, a significant challenge is membership privacy leakage, whereby an...

Physics

Learning Neural Decoding with Parallelism and Self-Coordination for Quantum Error Correction

Kai Zhang, Situ Wang, Linghang Kong +3 more·Sep 4, 2025

Fast, reliable decoders are pivotal components for enabling fault-tolerant quantum computation. Neural network decoders like AlphaQubit have demonstrated significant potential, achieving higher accuracy than traditional human-designed decoding algori...

Physics

LATTE: A Decoding Architecture for Quantum Computing with Temporal and Spatial Scalability

Kai Zhang, Jubo Xu, Fang Zhang +3 more·Sep 4, 2025

Quantum error correction allows inherently noisy quantum devices to emulate an ideal quantum computer with reasonable resource overhead. As a crucial component, decoding architectures have received significant attention recently. In this paper, we in...

Physics
Quantum Intelligence

Ask about quantum research, companies, or market developments.