Evidence of scaling advantage for the quantum approximate optimization algorithm on a classically intractable problem

R Shaydulin, C Li, S Chakrabarti, M DeCross… - Science …, 2024 - science.org
The quantum approximate optimization algorithm (QAOA) is a leading candidate algorithm
for solving optimization problems on quantum computers. However, the potential of QAOA to …

A review of barren plateaus in variational quantum computing

M Larocca, S Thanasilp, S Wang, K Sharma… - arXiv preprint arXiv …, 2024 - arxiv.org
Variational quantum computing offers a flexible computational paradigm with applications in
diverse areas. However, a key obstacle to realizing their potential is the Barren Plateau (BP) …

[HTML][HTML] Constrained quantum optimization for extractive summarization on a trapped-ion quantum computer

P Niroula, R Shaydulin, R Yalovetzky, P Minssen… - Scientific Reports, 2022 - nature.com
Realizing the potential of near-term quantum computers to solve industry-relevant
constrained-optimization problems is a promising path to quantum advantage. In this work …

Large-scale quantum approximate optimization on nonplanar graphs with machine learning noise mitigation

SH Sack, DJ Egger - Physical Review Research, 2024 - APS
Quantum computers are increasing in size and quality but are still very noisy. Error
mitigation extends the size of the quantum circuits that noisy devices can meaningfully …

A perspective on protein structure prediction using quantum computers

H Doga, B Raubenolt, F Cumbo, J Joshi… - Journal of Chemical …, 2024 - ACS Publications
Despite the recent advancements by deep learning methods such as AlphaFold2, in silico
protein structure prediction remains a challenging problem in biomedical research. With the …

[HTML][HTML] Equivariant quantum circuits for learning on weighted graphs

A Skolik, M Cattelan, S Yarkoni, T Bäck… - npj Quantum …, 2023 - nature.com
Variational quantum algorithms are the leading candidate for advantage on near-term
quantum hardware. When training a parametrized quantum circuit in this setting to solve a …

[HTML][HTML] Parameter setting in quantum approximate optimization of weighted problems

SH Sureshbabu, D Herman, R Shaydulin, J Basso… - Quantum, 2024 - quantum-journal.org
Abstract Quantum Approximate Optimization Algorithm (QAOA) is a leading candidate
algorithm for solving combinatorial optimization problems on quantum computers. However …

[HTML][HTML] Constrained optimization via quantum zeno dynamics

D Herman, R Shaydulin, Y Sun, S Chakrabarti… - Communications …, 2023 - nature.com
Constrained optimization problems are ubiquitous in science and industry. Quantum
algorithms have shown promise in solving optimization problems, yet none of the current …

[HTML][HTML] Alignment between initial state and mixer improves QAOA performance for constrained optimization

Z He, R Shaydulin, S Chakrabarti, D Herman… - npj Quantum …, 2023 - nature.com
Quantum alternating operator ansatz (QAOA) has a strong connection to the adiabatic
algorithm, which it can approximate with sufficient depth. However, it is unclear to what …

Feedback-based quantum optimization

AB Magann, KM Rudinger, MD Grace, M Sarovar - Physical Review Letters, 2022 - APS
It is hoped that quantum computers will offer advantages over classical computers for
combinatorial optimization. Here, we introduce a feedback-based strategy for quantum …