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cs.AI2026
Keep It CALM: Analyzing the Limits of Global Unsafety in Text-to-Image Generation
NaHyeon Park, Minhyun Lee, Hyunjung Shim
Training-free safeguards for text-to-image generation often rely on a reusable safety signal, such as an unsafe direction or global toxic subspace, applied broadly across prompts.…
cs.CL2026
CHARM: Character Hallucination for Multicultural Role Play Benchmark
Sunkyung Han, Nahyeon Park, Gaeun Seo +2
Role-playing large language models (LLMs) are expected to adopt a character's style while also respecting that character's knowledge boundaries. Prior evaluations detect character…