【零样本草图检索】Semantically Tied Paired Cycle Consistency for Zero-Shot Sketch-based Image Retrieval

Motivations 一、zero-shot SBIR面临 significant domain gap, intra-class variability and limited knowledge about the unseen classes等问题web 二、先前的方法，[1]经过对齐的sketch-image pair 来学习sketch到image的映射，使用成对的监督信息是为了加强多

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