3 papers
cs.CY2025
Testing Fairness with Utility Tradeoffs: A Wasserstein Projection Approach
Yan Chen, Zheng Tan, Jose Blanchet +1
Ensuring fairness in data driven decision making has become a central concern across domains such as marketing, lending, and healthcare, but fairness constraints often come at the…
cs.GT2024
Double Distributionally Robust Bid Shading for First Price Auctions
Yanlin Qu, Ravi Kant, Yan Chen +4
Bid shading has become a standard practice in the digital advertising industry, in which most auctions for advertising (ad) opportunities are now of first price type. Given an ad o…
stat.ML2024
Optimal Downsampling for Imbalanced Classification with Generalized Linear Models
Yan Chen, Jose Blanchet, Krzysztof Dembczynski +2
Downsampling or under-sampling is a technique that is utilized in the context of large and highly imbalanced classification models. We study optimal downsampling for imbalanced cla…