arXiv 2610.22264 · cs.CV · 2026-10-15
SCOPE: Semantic Bounded Credit Optimization for Prompt Engineering in Text-to-image Generation
Yufei Jiao, Jinfa Huang, Zeyue Xue, Tianyu Xie, Yuexiao Ma, Rongrong Ji, Xiawu Zheng, Jiebo Luo
University of Rochester
In latest · #244 Added on 2026-10-21
One-line takeaway
SCOPE, a GRPO-based objective, credits semantic spans rather than sub-word tokens when training prompt rewriters for text-to-image.
SCOPE 基于 GRPO，按语义片段而非单个子词分配奖励，训练文生图提示词改写模型。
Read on arXiv PDF Hugging Face discussion Code
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About this data
Metadata from the arXiv API (verified); upvotes from Hugging Face Daily Papers; citations from Semantic Scholar. Last refreshed 2026-10-22.
The takeaway is written by AIMap from the abstract; the abstract itself is not reproduced — read the original.