SOTAVerified

U-GAT-IT: Unsupervised Generative Attentional Networks with Adaptive Layer-Instance Normalization for Image-to-Image Translation

2019-07-25ICLR 2020Code Available1· sign in to hype

Junho Kim, Minjae Kim, Hyeonwoo Kang, Kwanghee Lee

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Abstract

We propose a novel method for unsupervised image-to-image translation, which incorporates a new attention module and a new learnable normalization function in an end-to-end manner. The attention module guides our model to focus on more important regions distinguishing between source and target domains based on the attention map obtained by the auxiliary classifier. Unlike previous attention-based method which cannot handle the geometric changes between domains, our model can translate both images requiring holistic changes and images requiring large shape changes. Moreover, our new AdaLIN (Adaptive Layer-Instance Normalization) function helps our attention-guided model to flexibly control the amount of change in shape and texture by learned parameters depending on datasets. Experimental results show the superiority of the proposed method compared to the existing state-of-the-art models with a fixed network architecture and hyper-parameters. Our code and datasets are available at https://github.com/taki0112/UGATIT or https://github.com/znxlwm/UGATIT-pytorch.

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Benchmark Results

DatasetModelMetricClaimedVerifiedStatus
anime-to-selfieU-GAT-ITKernel Inception Distance11.52Unverified
cat2dogU-GAT-ITKernel Inception Distance7.07Unverified
dog2catU-GAT-ITKernel Inception Distance8.15Unverified
horse2zebraU-GAT-ITKernel Inception Distance7.06Unverified
photo2portraitU-GAT-ITKernel Inception Distance1.79Unverified
photo2vangoghU-GAT-ITKernel Inception Distance4.28Unverified
portrait2photoU-GAT-ITKernel Inception Distance1.69Unverified
selfie-to-animeU-GAT-ITKernel Inception Distance11.61Unverified
vangogh2photoU-GAT-ITKernel Inception Distance5.61Unverified
zebra2horseU-GAT-ITKernel Inception Distance7.47Unverified

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