Author

Tian-Tong Wu

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Preprint Sep 2026

What Does It Mean to Forget a Person? Individual-Level Unlearning in Vision-Language Models

Erasing individual identities from Vision-Language Models (VLMs) is uniquely challenging because personal data is entangled across modalities rather than stored as isolated attributes. However, existing multimodal unlearning benchmarks primarily evaluate attribute-centric forgetting, overlooking the more critical objec...

Xiong-Tao Sun, Hui Li, Tian-Tong Wu et al. · 0 citations

#artificial intelligence Preprint Sep 2026

Decision Hijacking: Prompt Injection Attacks on Jev's Typed Probabilistic Decisions

Most studies of prompt injection focus on generative agents, leaving their effects on models with schema-defined outputs unclear. We examine these effects in Jev, a non-generative decision model, using 510 reconstructed InjecAgent cases. Malicious content shifts action probabilities but rarely causes Jev to select the...

Tian-Tong Wu, Wei Yang Bryan Lim · 3 citations

#small language model Preprint Sep 2026

FirmCORe: A Benchmark for Structured Reasoning about Inter-Firm Collaboration Opportunities

Results indicate that current LLMs are substantially more reliable at detecting broad collaboration opportunities than at identifying their specific types and role directions.

Tian Du, Tian-Tong Wu, Ya-Fei Wang et al. · 0 citations