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cs.AI2026
DiSCO: Defending text-to-image generation through distribution-guided contrastive prompt optimization
Tong Zhang, Motasem Alfarra, Carlos Hinojosa +2
As text-to-image generative models advance, they raise critical safety concerns, particularly the generation of Not-Safe-For-Work (NSFW) content such as violence and nudity, furthe…
cs.AI2025
CAPTAIN: Semantic Feature Injection for Memorization Mitigation in Text-to-Image Diffusion Models
Tong Zhang, Carlos Hinojosa, Bernard Ghanem
Diffusion models can unintentionally reproduce training examples, raising privacy and copyright concerns as these systems are increasingly deployed at scale. Existing inference-tim…
cs.AI2025
Multimodal Safety Evaluation in Generative Agent Social Simulations
Alhim Vera, Karen Sanchez, Carlos Hinojosa +3
Can generative agents be trusted in multimodal environments? Despite advances in large language and vision-language models that enable agents to act autonomously and pursue goals i…