no code implementations • 18 Jan 2025 • Cheuk Hang Leung, Yiyan Huang, Yijun Li, Qi Wu
The proposed distributionally robust estimators are established using the Inverse Probability Weighting (IPW) method extended from the discrete one for policy evaluation and learning under continuous treatments.
1 code implementation • 28 Feb 2024 • Yiyan Huang, Cheuk Hang Leung, Siyi Wang, Yijun Li, Qi Wu
To address these challenges, this paper introduces a Distributionally Robust Metric (DRM) for CATE estimator selection.
1 code implementation • 16 Dec 2023 • Yijun Li, Cheuk Hang Leung, Xiangqian Sun, Chaoqun Wang, Yiyan Huang, Xing Yan, Qi Wu, Dongdong Wang, Zhixiang Huang
Consumer credit services offered by e-commerce platforms provide customers with convenient loan access during shopping and have the potential to stimulate sales.
1 code implementation • 31 May 2023 • Shumin Ma, Zhiri Yuan, Qi Wu, Yiyan Huang, Xixu Hu, Cheuk Hang Leung, Dongdong Wang, Zhixiang Huang
This paper proposes a new domain adaptation approach in which one can measure the differences in the internal dependence structure separately from those in the marginals.
no code implementations • 5 Sep 2022 • Yiyan Huang, Cheuk Hang Leung, Shumin Ma, Qi Wu, Dongdong Wang, Zhixiang Huang
In this paper, we propose a moderately-balanced representation learning (MBRL) framework based on recent covariates balanced representation learning methods and orthogonal machine learning theory.
no code implementations • 5 Sep 2022 • Yiyan Huang, Cheuk Hang Leung, Xing Yan, Qi Wu, Shumin Ma, Zhiri Yuan, Dongdong Wang, Zhixiang Huang
Theoretically, the RCL estimators i) are as consistent and doubly robust as the DML estimators, and ii) can get rid of the error-compounding issue.
no code implementations • 22 Mar 2021 • Yiyan Huang, Cheuk Hang Leung, Qi Wu, Xing Yan
Theoretically, the RCL estimators i) satisfy the (higher-order) orthogonal condition and are as \textit{consistent and doubly robust} as the DML estimators, and ii) get rid of the error-compounding issue.
no code implementations • 17 Dec 2020 • Yiyan Huang, Cheuk Hang Leung, Xing Yan, Qi Wu, Nanbo Peng, Dongdong Wang, Zhixiang Huang
Classical estimators overlook the confounding effects and hence the estimation error can be magnificent.
1 code implementation • EMNLP 2020 • Wei-Jen Ko, Te-Yuan Chen, Yiyan Huang, Greg Durrett, Junyi Jessy Li
Inquisitive probing questions come naturally to humans in a variety of settings, but is a challenging task for automatic systems.