2 papers
cs.CR2026
ChainMark: Model-Free LLM Watermarking with Closed-Form Calibration
Chengheng Li-Chen, Kyuhee Kim
Regulatory regimes such as the EU AI Act mandate machine-readable marking of synthetic text, but existing watermark detectors rely on the generating LM and on heuristic thresholds…
cs.AI2026
WinDOM: Self-Family Distillation for Small-Model GUI Grounding
Chengheng Li-Chen, Zhiqian Zhou, Hao Chen +1
Small (2B) GUI-grounding agents are attractive for on-device deployment, accessibility tooling, and low-cost iteration, but at this scale they face two open recipe questions:…