22–23 May 2025
HUN-REN Centre
Europe/Budapest timezone

A line search strategy for training CV variational quantum circuits

22 May 2025, 15:00
30m
HUN-REN Centre

HUN-REN Centre

1054 Budapest Alkotmány utca 29.
Lecture Session III

Speaker

Zoltán Kolarovszki

Description

Variational quantum algorithms are widely regarded as promising approaches for achieving quantum advantage on near-term hardware. These algorithms typically rely on training parameterized quantum circuits through a classical optimization loop, most often using gradient-based methods with gradients computed via parameter-shift rules. However, in the continuous-variable (CV) model of photonic quantum computing, gradient evaluation poses a significant challenge due to the lack of exact parameter-shift rules. In this work, we introduce an alternative optimization strategy for CV variational quantum circuits based on interpolation techniques.

Primary authors

Presentation materials