Publications

AIM: Anchor Identity Features, then Match for Multimodal Large Language Model Unlearning

Wonjun Lee*, Jaehyuk Jang*, Kangwook Ko*, Hee-Seon Kim, Changick Kim (* indicates equal contribution)

The 2026 Conference on Empirical Methods in Natural Language Processing (EMNLP findings), 2026

Where Identity Lives: Localized, Retain-Free Identity Unlearning in Multimodal Large Language Models

Kangwook Ko*, Jaehyuk Jang*, Wonjun Lee*, Hee-Seon Kim, Changick Kim (* indicates equal contribution)

The 2026 Conference on Empirical Methods in Natural Language Processing (EMNLP findings), 2026

Constraining to Generalize: Subspace Tuning for Few-shot Generalization of Audio-Language Models

Jaehyuk Jang, Kangwook Ko, Wonjun Lee, Changick Kim

The 2026 Conference on Empirical Methods in Natural Language Processing (EMNLP findings), 2026

Paper

Safety in Batches? Understanding and Mitigating Safety Failures in Batch Prompting

Kihyun Kim, Hee-Seon Kim, Wonjun Lee, Changick Kim

arXiv preprint, 2026

Paper

Jailbreak to Protect: Buffering Harmful Fine-Tuning via Temporary Jailbreaking LoRA in Large Language Models Spotlight (Top 2.2%)

Seokil Ham, Jaehyuk Jang, Wonjun Lee, Changick Kim

International Conference on Machine Learning (ICML), 2026

Paper | Code | Slides | Poster

Generalizable Prompt Tuning for Audio-Language Models via Semantic Expansion Poster

Jaehyuk Jang*, Wonjun Lee*, Kangwook Ko*, Changick Kim (* indicates equal contribution)

The 64th Annual Meeting of the Association for Computational Linguistics (ACL findings), 2026

Paper | Slides | Poster

Efficient Test-Time Optimization for Depth Completion via Low-Rank Decoder Adaptation

Minseok Seo*, Wonjun Lee*, Jaehyuk Jang, Changick Kim (* indicates equal contribution)

arXiv preprint, 2026

Paper | Code | Project

SELFI: Selective Fusion of Identity for Generalizable Deepfake Detection

Younghun Kim, Minsuk Jang, Myung-Joon Kwon, Wonjun Lee, Changick Kim

arXiv preprint, 2025

Paper

Benign-to-Toxic Jailbreaking: Inducing Harmful Responses from Harmless Prompts

Hee-Seon Kim, Minbeom Kim, Wonjun Lee, Kihyun Kim, Changick Kim

arXiv preprint, 2025

Optimization-based jailbreaking that induces safety misalignment from benign conditioning prompts.

Paper

Safire: Segment Any Forged Image Region Poster

Myung-Joon Kwon*, Wonjun Lee*, Seung-Hun Nam, Minji Son, Changick Kim (* indicates equal contribution)

Proceedings of the AAAI Conference on Artificial Intelligence (AAAI), 2025

Paper | Code | Poster

Friday: Mitigating unintentional facial identity in deepfake detectors guided by facial recognizers Oral

Younghun Kim, Myung-Joon Kwon, Wonjun Lee, Changick Kim

IEEE International Conference on Visual Communications and Image Processing (VCIP), 2024

Paper | Slides