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[Author] Ren TOGO(2hit)

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  • Domain Adaptive Cross-Modal Image Retrieval via Modality and Domain Translations

    Rintaro YANAGI  Ren TOGO  Takahiro OGAWA  Miki HASEYAMA  

     
    PAPER

      Pubricized:
    2020/11/30
      Vol:
    E104-A No:6
      Page(s):
    866-875

    Various cross-modal retrieval methods that can retrieve images related to a query sentence without text annotations have been proposed. Although a high level of retrieval performance is achieved by these methods, they have been developed for a single domain retrieval setting. When retrieval candidate images come from various domains, the retrieval performance of these methods might be decreased. To deal with this problem, we propose a new domain adaptive cross-modal retrieval method. By translating a modality and domains of a query and candidate images, our method can retrieve desired images accurately in a different domain retrieval setting. Experimental results for clipart and painting datasets showed that the proposed method has better retrieval performance than that of other conventional and state-of-the-art methods.

  • Dataset Distillation Using Parameter Pruning Open Access

    Guang LI  Ren TOGO  Takahiro OGAWA  Miki HASEYAMA  

     
    LETTER-Image

      Pubricized:
    2023/09/06
      Vol:
    E107-A No:6
      Page(s):
    936-940

    In this study, we propose a novel dataset distillation method based on parameter pruning. The proposed method can synthesize more robust distilled datasets and improve distillation performance by pruning difficult-to-match parameters during the distillation process. Experimental results on two benchmark datasets show the superiority of the proposed method.