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Sunny Yu

3 accepted papers

2026

ELEPHANT: Measuring and understanding social sycophancy in LLMs

ICLR 2026poster

LLMs are known to exhibit _sycophancy_: agreeing with and flattering users, even at the cost of correctness. Prior work measures sycophancy only as direct agreement with users' explicitly stated beliefs that can be compared to a ground truth. This fails to capture broader forms of sycophancy such as…

Cited by 0SourcecodeScholar
2024

CultureBank: An Online Community-Driven Knowledge Base Towards Culturally Aware Language Technologies

EMNLP 2024finding

To enhance language models’ cultural awareness, we design a generalizable pipeline to construct cultural knowledge bases from different online communities on a massive scale. With the pipeline, we construct CultureBank, a knowledge base built upon users’ self-narratives with 12K cultural descriptors…