Rachael Hwee Ling Sim

Na- tional University of Singapore

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Publication activitypapers/week, last 8 weeks

Research focus

Constitutional AI & AI Ethics (1)Data Curation & Synthetic Data (1)

Frequent co-authors

Jiangwei Chen (1)Xinyuan Niu (1)Zhengyuan Liu (1)Nancy F. Chen (1)

Papers (1)

Jun 1, 2026

Na- tional University of Singapore2w ago·also A*STAR, Tech- nology and Research

How Hard Can It Be? Hardness-Aware Multi-Objective Unlearning

Forgetting specific data without sacrificing model performance just got a theoretical boost—HAMU guarantees improvements in unlearning quality based on data hardness.

Jiangwei Chen, Xinyuan Niu, Rachael Hwee Ling Sim +3

Constitutional AI & AI Ethics Data Curation & Synthetic Data

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Rachael Hwee Ling Sim

Publication activitypapers/week, last 8 weeks

Research focus

Frequent co-authors

Papers (1)