Publications

Yunsoo Ha, Sara Shashaani, Raghu Pasupathy (2025). Complexity of Zeroth- and First-order Stochastic Trust-Region Algorithms. SIAM Journal on Optimization.

Yunsoo Ha, Sara Shashaani, Matt Menickelly (2024). Two-Stage Estimation and Variance Modeling for Latency-Constrained Variational Quantum Algorithms. INFORMS Journal on Computing.

Yunsoo Ha, Juliane Mueller (2024). Adaptive Sampling-Based Bi-Fidelity Stochastic Trust Region Method for Derivative-Free Stochastic Optimization. Under seccond review at Mathematical Programming Computation.

Yunsoo Ha, Sara Shashaani (2024). Iteration Complexity and Finite-Time Efficiency of Adaptive Sampling Trust-Region Methods for Stochastic Derivative-Free Optimization. IISE Transactions.

Yunsoo Ha, Sara Shashaani (2023). Towards Greener Stochastic Derivative-free Optimization with Trust Regions and Adaptive Sampling. Proceedings of the 2023 Winter Simulation Conference.

Matt Menickelly, Yunsoo Ha, Matthew Otten (2022). Latency Considerations for Stochastic Optimizers in Variational Quantum Algorithms. Quantum.

Yunsoo Ha, Sara Shashaani, Quoc Tran-Dinh (2021). Improved Complexity of Trust-region Optimization for Zeroth-order Stochastic Oracles with Adaptive Sampling. Proceedings of the 2021 Winter Simulation Conference.

Yunsoo Ha, Junjae Chae (2019). A Decision Model to Determine the Number of Shuttles in a tier-to-tier SBS/RS. International Journal of Production Research.

Yunsoo Ha, Junjae Chae (2018). Free Balancing for a Shuttle-based Storage and Retrieval System. Simulation Modelling Practice and Theory.