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Author

Ru Peng

Zhejiang University

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#artificial intelligence Preprint Oct 2026

From Structural Feedback to Prompt Policies: Learning Faithful Text-to-Image Prompt Editors

StruPO is proposed, a structure-aware prompt editor that uses a calibrated scene graph as a shared representation for policy conditioning and image-grounded supervision, and improves the faithfulness--aesthetics trade-off, with consistent gains in relational fidelity.

Wen-Song Ye, Ya-Li Ye, Zhi-Qing Xiao et al. · 0 citations
Jul 2026

BridgeAlign: Bridging Preference Alignment for Humanities and Social Sciences

Aligning over 210k synthetic preference samples, BridgeAlign enables Qwen3-8B to achieve the best average across 17 benchmarks against 11 strong baselines, leading on both human-preference and knowledge-based capabilities at once, with no trade-off between them.

Ru Peng, Haokai Xu, Xijun Gu et al. · 0 citations

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