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cs.LG2026
Weak-to-Strong Learning in Decision Making
Jingwei Ji, Renyuan Xu
Many operational decisions rely on predictive models that estimate uncertain outcomes conditional on observable contexts. Training such models, however, often faces a fundamental d…
cs.LG2022
Risk-Aware Linear Bandits: Theory and Applications in Smart Order Routing
Jingwei Ji, Renyuan Xu, Ruihao Zhu
Motivated by practical considerations in machine learning for financial decision-making, such as risk aversion and large action space, we consider risk-aware bandits optimization w…