Author

Ying-Fei Wang

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Aug 2026

Learning to be Proficient? A Structural Model of User Dynamic Engagement in eHealth Behavioral Interventions

eHealth behavioral interventions have transformed how individuals manage their health and modify their lifestyles. Despite their growing popularity, many users gradually reduce or discontinue their participation over time. To understand this disengagement, we extend the Expectation-Confirmation Theory (ECT) by modeling...

Tong-Xin Zhou, Ying-Fei Wang, Yan-Hao Lu et al. · Information systems research · 0 citations

#machine learning Preprint Sep 2026

Optimal Nonparametric Dynamic Pricing with Censored Demand and Adversarial Inventory

Threshold-UCB is developed, which improves the expected regret to $\widetilde{\mathcal{O}}(T^{2/3})$ and reuses sales observations across inventory levels through shared estimates of demand-tail probabilities, allowing the same data to support revenue upper bounds for multiple inventories rather than a single inventory...

Meng-Xiao Zhang, Ying-Fei Wang, Hai-Peng Luo · 0 citations