Search Results for author: Changhun Jo

Found 2 papers, 0 papers with code

Breaking Fair Binary Classification with Optimal Flipping Attacks

no code implementations12 Apr 2022 Changhun Jo, Jy-yong Sohn, Kangwook Lee

Minimizing risk with fairness constraints is one of the popular approaches to learning a fair classifier.

Binary Classification Classification +2

Discrete-Valued Latent Preference Matrix Estimation with Graph Side Information

no code implementations16 Mar 2020 Changhun Jo, Kangwook Lee

Ahn et al. (2018) firstly characterized the optimal sample complexity in the presence of graph side information, but the results are limited due to strict, unrealistic assumptions made on the unknown latent preference matrix and the structure of user clusters.

Recommendation Systems

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