Author

Ji-Yao Wang

2 papers indexed here

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Preprint Aug 2026

Do System Prompts Leave Behavioral Fingerprints? A Large-Scale Empirical Study of Clone Detection via Output Similarity

Black-Box Behavioral Fingerprinting is proposed: the prompt owner registers a behavioral signature from model outputs and later tests whether a suspect deployment matches that signature more closely than an unrelated baseline, and requires only black-box API access.

Ling-Han Chen, Yu-Dong Gao, Ji-Yao Wang et al. · 5 citations

#artificial intelligence Preprint Aug 2026

Bit-Flip Attacks on Vision-Language-Action Models: Action-Decoding Architecture Shapes the Vulnerability

This work presents the first bit-flip attack on a VLA: a few gradient-selected flips reduce closed-loop success to $0\%$, while hundreds of random flips are harmless.

Yu-Dong Gao, Ling-Han Chen, Wenhan Wu et al. · 2 citations