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Yasunari Hikima

4 accepted papers

2026

A Sampling-Based Relaxation Approach to Contextual Inverse Optimization

IJCAI 2026

Decision-making pipelines increasingly rely on prediction models whose outputs serve as inputs to downstream optimization problems. Decision-Focused Learning (DFL) has emerged as a promising approach to training such models by directly optimizing decision quality rather than predictive accuracy alon

Cited by 0Scholar
2025

Stochastic Gradient Descent for Bézier Simplex Representation of Pareto Set in Multi-Objective Optimization

AISTATS 2025poster

Multi-objective optimization aims to find a set of solutions that achieve the best trade-off among multiple conflicting objective functions. While various multi-objective optimization algorithms have been proposed so far, most of them aim to find finite solutions as an approximation of the Pareto se…

Cited by 0SourceScholar