3 papers
stat.ML2026
Harnessing Unimodality in Semiparametric Contextual Pricing via Oracle Price Map Learning
Yingying Fan, Yuxuan Han, Jinchi Lv +2
We study contextual dynamic pricing in a semiparametric scalar-index valuation model where the latent value is , with an unknown utility map $μ_\ast…
math.ST2025
Gradient descent inference in empirical risk minimization
Qiyang Han, Xiaocong Xu
Gradient descent is one of the most widely used iterative algorithms in modern statistical learning. However, its precise algorithmic dynamics in high-dimensional settings remain o…
math.ST2025
A leave-one-out approach to approximate message passing
Zhigang Bao, Qiyang Han, Xiaocong Xu
Approximate message passing (AMP) has emerged both as a popular class of iterative algorithms and as a powerful analytic tool in a wide range of statistical estimation problems and…