Quantum computing for high-energy physics: State of the art and challenges

A Di Meglio, K Jansen, I Tavernelli, C Alexandrou… - PRX Quantum, 2024 - APS
Quantum computers offer an intriguing path for a paradigmatic change of computing in the
natural sciences and beyond, with the potential for achieving a so-called quantum …

Theory for equivariant quantum neural networks

QT Nguyen, L Schatzki, P Braccia, M Ragone, PJ Coles… - PRX Quantum, 2024 - APS
Quantum neural network architectures that have little to no inductive biases are known to
face trainability and generalization issues. Inspired by a similar problem, recent …

[HTML][HTML] Quantum machine learning beyond kernel methods

S Jerbi, LJ Fiderer, H Poulsen Nautrup… - Nature …, 2023 - nature.com
Abstract Machine learning algorithms based on parametrized quantum circuits are prime
candidates for near-term applications on noisy quantum computers. In this direction, various …

Exponentially tighter bounds on limitations of quantum error mitigation

Y Quek, D Stilck França, S Khatri, JJ Meyer, J Eisert - Nature Physics, 2024 - nature.com
Quantum error mitigation has been proposed as a means to combat unwanted and
unavoidable errors in near-term quantum computing without the heavy resource overheads …

[HTML][HTML] Machine learning for anomaly detection in particle physics

V Belis, P Odagiu, TK Aarrestad - Reviews in Physics, 2024 - Elsevier
The detection of out-of-distribution data points is a common task in particle physics. It is used
for monitoring complex particle detectors or for identifying rare and unexpected events that …

Theoretical guarantees for permutation-equivariant quantum neural networks

L Schatzki, M Larocca, QT Nguyen, F Sauvage… - npj Quantum …, 2024 - nature.com
Despite the great promise of quantum machine learning models, there are several
challenges one must overcome before unlocking their full potential. For instance, models …

Does provable absence of barren plateaus imply classical simulability? Or, why we need to rethink variational quantum computing

M Cerezo, M Larocca, D García-Martín, NL Diaz… - arxiv preprint arxiv …, 2023 - arxiv.org
A large amount of effort has recently been put into understanding the barren plateau
phenomenon. In this perspective article, we face the increasingly loud elephant in the room …

Trainability barriers and opportunities in quantum generative modeling

MS Rudolph, S Lerch, S Thanasilp, O Kiss… - npj Quantum …, 2024 - nature.com
Quantum generative models provide inherently efficient sampling strategies and thus show
promise for achieving an advantage using quantum hardware. In this work, we investigate …

Subtleties in the trainability of quantum machine learning models

S Thanasilp, S Wang, NA Nghiem, P Coles… - Quantum Machine …, 2023 - Springer
A new paradigm for data science has emerged, with quantum data, quantum models, and
quantum computational devices. This field, called quantum machine learning (QML), aims to …

Bandwidth enables generalization in quantum kernel models

A Canatar, E Peters, C Pehlevan, SM Wild… - arxiv preprint arxiv …, 2022 - arxiv.org
Quantum computers are known to provide speedups over classical state-of-the-art machine
learning methods in some specialized settings. For example, quantum kernel methods have …