Author

Yuhao Zheng

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Preprint Sep 2026

RULER: Instance-aware Rubric Rewards for SVG Generation

Generating Scalable Vector Graphics (SVG) code from natural-language instructions is an open-ended task without absolute visual ground truth, leaving both evaluation and policy optimization without a faithful signal. Scalar metrics (CLIP, Aesthetic) calibrated on natural images transfer poorly to stylized vector conten...

Hang Ran, Yu-Hao Zheng, Ying-Ying Zhang et al. · 0 citations

Preprint Aug 2026

UI-Mate: Advancing Open-Weight Foundation GUI Agents with In-Context Demonstrations

Experiments show that UI-Mate-27B sets a new open-weight state of the art on general computer-use benchmarks, substantially improving long-horizon reliability, and makes three contributions to an environment-grounded training stack with in-context demonstration learning.

Zihan Ding, Long-Xu Dou, Qixiao Gao et al. · 1 citation