A review on quantum approximate optimization algorithm and its variants

K Blekos, D Brand, A Ceschini, CH Chou, RH Li… - Physics Reports, 2024 - Elsevier
Abstract The Quantum Approximate Optimization Algorithm (QAOA) is a highly promising
variational quantum algorithm that aims to solve combinatorial optimization problems that …

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 …

Lower bounds on quantum annealing times

LP García-Pintos, LT Brady, J Bringewatt, YK Liu - Physical Review Letters, 2023 - APS
The adiabatic theorem provides sufficient conditions for the time needed to prepare a target
ground state. While it is possible to prepare a target state much faster with more general …

Designing quantum annealing schedules using Bayesian optimization

JR Finžgar, MJA Schuetz, JK Brubaker, H Nishimori… - Physical Review …, 2024 - APS
We propose and analyze the use of Bayesian optimization techniques to design quantum
annealing schedules with minimal user and resource requirements. We showcase our …

Pulse-based variational quantum optimization and metalearning in superconducting circuits

Y Wang, Y Ding, FA Cárdenas-López, X Chen - Physical Review Applied, 2024 - APS
Solving optimization problems using variational algorithms stands out as a crucial
application for noisy intermediate-scale devices. Instead of constructing gate-based …

Variational coherent quantum annealing

N Barraza, GA Barrios, I Montalban, E Solano… - arXiv preprint arXiv …, 2023 - arxiv.org
We present a hybrid classical-quantum computing paradigm where the quantum part strictly
runs within the coherence time of a quantum annealer, a method we call variational …

[HTML][HTML] Intelligent Prediction and Continuous Monitoring of Water Quality in Aquaculture: Integration of Machine Learning and Internet of Things for Sustainable …

R Baena-Navarro, Y Carriazo-Regino, F Torres-Hoyos… - Water, 2025 - mdpi.com
Aquaculture is a vital contributor to global food security, yet maintaining optimal water quality
remains a persistent challenge, particularly in resource-limited rural settings. This study …

Quantum kernels for classifying dynamical singularities in a multiqubit system

D Tancara, J Fredes… - Quantum Science and …, 2023 - iopscience.iop.org
Dynamical quantum phase transition is a critical phenomenon involving out-of-equilibrium
states and broken symmetries without classical analogy. However, when finite-sized …

Variational Quantum-Classical Algorithms: A Review of Theory, Applications, and Opportunities

P Adebayo, F Basaky, E Osaghae - UMYU Scientifica, 2023 - scientifica.umyu.edu.ng
Abstract Variational Quantum-Classical Algorithm (VQCA) is a potential tool for machine
learning (ML) prediction tasks, but its efficacy, adaptability to big datasets, and optimization …

[PDF][PDF] UNLOCKING THE QUANTUM FRONTIER: QUANTUM MACHINE LEARNING

A Kılıç, YS Balcıoğlu - researchgate.net
It is becoming more obvious that quantum computing might have ground-breaking
implications in a variety of different industries as the globe continues to explore further into …