Namura, Nobuo, and Sho Takemori. “Regional Expected Improvement for Efficient Trust Region Selection in High-Dimensional Bayesian Optimization”. Proceedings of the AAAI Conference on Artificial Intelligence 39, no. 18 (April 11, 2025): 19624–19632. Accessed May 13, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/34161.