2 papers
stat.ML2026
CAST: Causal Anchored Simplex Transport for Distribution-Valued Time Series
Jiecheng Lu, Jieqi Di, Runhua Wu +1
Many decision-facing stochastic systems are observed through aggregate distributions rather than scalar trajectories: queue occupancies, mobility shares, public-health mixtures, ge…
math.OC2026
Pricing in Queues with Abandonments: Optimal Policies and Practical Heuristics
Jieqi Di, Sigrún Andradóttir, Hayriye Ayhan
We investigate the optimal pricing strategy in a service-providing framework, where customers can leave the system prior to service completion. In this setting, a price is quoted t…