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联合语义分割和边缘纹理的人脸图像修复OA

Face image inpainting combining semantic segmentation and edge texture

中文摘要英文摘要

现有的图像修复方法通过预测辅助结构信息来填充逼真的补丁,但不准确的先验可能导致不合理的结构和模糊的纹理.同时,现有方法仅关注原始图像与修复图像之间的关系,未充分利用受损图像的信息.针对上述问题,提出一种端到端的 Transformer人脸图像修复网络,利用语义分割和边缘纹理信息引导修复过程.其中,主修复网络包含一个 RGB修复分支、2个用于语义分割和边缘纹理的辅助分支.在编码器中设计一组大核卷积上下文瓶颈(LKCCB)模块,以增加有效感受野和更好地上下文推理.为捕获遥远距离的上下文信息,提出嵌套动态辅助归一化多头注意力(NDAN-MHA)模块,其中,含有的动态辅助归一化(DAN)模块能够动态整合 3个分支的结构特征,以此丰富语义一致性.此外,提出引入对比正则化(CR)网络来稳定和改进网络的训练,以生成更真实的修复图像.在 CelebA-HQ和 FFHQ数据集上进行定性和定量实验,结果表明:所提方法在主客观指标上均优于对比方法,能够合理地修复大面积不规则遮挡的人脸图像.

Current picture inpainting techniques use auxiliary structural information prediction to fill realistic patches,however erroneous priors can result in unrealistic structures and blurry textures.Meanwhile,existing methods only focus on the relationship between the original image and the inpainted image,and do not fully utilize the information of the damaged image.To address the above problems,an end-to-end transformer face image inpainting network is proposed,which utilizes semantic segmentation and edge texture information to guide the inpainting process.The main inpainting network includes one RGB inpainting branch and two auxiliary branches for semantic segmentation and edge texture.A set of large kernel convolutional context bottleneck(LKCCB)modules is designed in the encoder to increase the effective receptive field and better contextual reasoning.In order to capture distant contextual information,a nested dynamic auxiliary normalization multi-head attention(NDAN-MHA)module is proposed,which contains a dynamic auxiliary normalization(DAN)module that can dynamically integrate the structural features of the three branches to enrich semantic consistency.Furthermore,a contrastive regularization(CR)network is proposed to stabilize and improve the training of the network to generate more realistic inpainted images.The CelebA-HQ and FFHQ datasets were used for both qualitative and quantitative trials.The findings demonstrate that the suggested method performs better than the comparative methods in both subjective and objective measures and that it can reasonably restore huge,irregularly occluded face photos.

石计亮;张乾;周遵富;杨思红

贵州民族大学 数据科学与信息工程学院,贵阳 550025||贵州省模式识别与智能系统重点实验室,贵阳 550025贵州省模式识别与智能系统重点实验室,贵阳 550025||贵州民族大学教务处,贵阳 550025贵州民族大学 数据科学与信息工程学院,贵阳 550025||贵州省模式识别与智能系统重点实验室,贵阳 550025贵州民族大学 数据科学与信息工程学院,贵阳 550025||贵州省模式识别与智能系统重点实验室,贵阳 550025

信息技术与安全科学

人脸图像修复对比学习大核卷积注意力机制动态辅助归一化

face image inpaintingcontrastive learninglarge-kernel convolutionattention mechanismdynamic auxiliary normalization

《北京航空航天大学学报》 2026 (6)

2194-2207,14

贵州民族大学校级科研项目(GZMUZK[2021]YB23) School-level Scientific Research Projects of Guizhou Minzu University(GZMUZK[2021]YB23)

10.13700/j.bh.1001-5965.2024.0258

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