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Hakyung Lee

5 accepted papers

2026

Spurious Correlation-Aware Embedding Regularization for Worst-Group Robustness

ICLR 2026poster

Deep learning models achieve strong performance across various domains but often rely on spurious correlations, making them vulnerable to distribution shifts. This issue is particularly severe in subpopulation shift scenarios, where models struggle in underrepresented groups. While existing methods…

Cited by 0SourceScholar
2025

TIDES: Technical Information Discovery and Extraction System

EMNLP 2025

Addressing the challenges in QA for specific technical domains requires identifying relevant portions of extensive documents and generating answers based on this focused content. Traditional pre-trained LLMs often struggle with domain-specific terminology, while fine-tuned LLMs demand substantial co

2024

CED: Comparing Embedding Differences for Detecting Out-of-Distribution and Hallucinated Text

EMNLP 2024finding

Detecting out-of-distribution (OOD) samples is crucial for ensuring the safety and robustness of models deployed in real-world scenarios. While most studies on OOD detection focus on fine-tuned models trained on in-distribution (ID) data, detecting OOD in pre-trained models is also important due to…

Cited by 0SourcePDFScholar
2024

Online Continuous Generalized Category Discovery

ECCV 2024poster

"With the advancement of deep neural networks in computer vision, artificial intelligence (AI) is widely employed in real-world applications. However, AI still faces limitations in mimicking high-level human capabilities, such as novel category discovery, for practical use. While some methods utiliz…