Preprint
Jul 2026
Cautious optimism for deep parameterized quantum circuits
It is shown that gradient-based PQCs can exhibit improved performance on unseen data as model size increases, displaying the phenomenon of double descent, which contrasts with the traditional view that larger models lead to degraded generalization.
Marie C. Kempkes, Elies Gil-Fuster, Carlos Bravo-Prieto et al.
· 0 citations