L-DDOIs: Learning-Based Deep Dual-Optimal Inequalities for Stabilizing Column Generation

Conference presentations on learning-based stabilization for column generation at the 2025 INFORMS Annual Meeting and the 2026 Transportation Science & Logistics Conference.

October 2025 · Ricky Zhengzhong You, Bo Tang, Haoran Liu

RouteOpt: A Scalable Advanced Optimization Tool for VRPs

Presented at the 2024 INFORMS Annual Meeting on modular exact solver design for vehicle routing problems.

October 2024 · Ricky Zhengzhong You, Yu Yang

Accelerating Dynamic Programming via Dual Selection for Column-Generation-Based Exact Solution Frameworks

Presented at the 2024 INFORMS Optimization Society Conference with travel support.

March 2024 · Ricky Zhengzhong You

Learning to Branch with Column Generation

Presented at the 2022 INFORMS Annual Meeting on early learning-to-branch ideas in column-generation settings.

October 2022 · Ricky Zhengzhong You