Sawada H, Aoyama K, Notomi M. Layered-Parameter Perturbation for Zeroth-Order Optimization of Optical Neural Networks. AAAI [Internet]. 2025 Apr. 11 [cited 2026 May 19];39(19):20292-301. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/34235