collaborators

6 papers

quant-ph2026

Feasibility-driven QAOA with penalty scheduling

Francesco Ferrari, Matteo Vandelli, Daniele Dragoni

Most available quantum algorithms address constrained optimization problems by treating constraints as soft penalty terms within a QUBO formulation. This approach requires careful…

quant-ph2026

Emergency hub placement with a neutral-atom quantum computer

Sara Tarquini, Matteo Vandelli, Francesco Ferrari +2

We study the problem of emergency operation center placement in disaster response, where a minimal number of hubs must be selected to ensure timely coverage of all affected locatio…

quant-ph2026

High-expressibility Quantum Neural Networks using only classical resources

Marco Maronese, Francesco Ferrari, Matteo Vandelli +1

Quantum neural networks (QNNs), as currently formulated, are near-term quantum machine learning architectures that leverage parameterized quantum circuits with the aim of improving…

quant-ph2026

Drone delivery packing problem on a neutral-atom quantum computer

Sara Tarquini, Matteo Vandelli, Francesco Ferrari +2

Quantum architectures based on neutral atoms have gained significant attention in recent years as specialized computational machines due to their ability to directly encode the ind…

quant-ph2025

Constraint-preserving quantum algorithm for the multi-frequency antenna placement problem

Matteo Vandelli, Francesco Ferrari, Daniele Dragoni

Quantum algorithms for combinatorial optimization typically encode constraints as soft penalties within the objective function, which can reduce efficiency and scalability compared…

quant-ph2025

Parallel splitting method for large-scale quadratic programs

Matteo Vandelli, Francesco Ferrari, Daniele Dragoni

Current algorithms for large-scale industrial optimization problems typically face a trade-off: they either require exponential time to reach optimal solutions, or employ problem-s…