arXiv Computer Vision By Shao-Jun Xia, Xianzheng Ma, Zichong Meng

Hidden-Shot: Towards One-Shot Task Generalization for Low-Level Vision Generalist Models

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Hidden‑Shot introduces an implicit prompt mechanism that extracts task‑specific visual information and merges it with in‑task processing to boost one‑shot performance on new low‑level vision tasks. The method injects this prompt cost‑effectively while minimally altering the base generalist model’s architecture. A data‑driven evaluation framework, C/U assessment, is proposed to systematically test generalization across conventional and unconventional tasks, and experiments on seven and ten datasets show Hidden‑Shot outperforming state‑of‑the‑art models.

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