一种基于3D先验知识的人脸老化图像生成方法及系统

By employing a face aging method based on 3D prior knowledge, the shape and texture features of face images are decomposed and encoded. Combined with empirical mode decomposition and adversarial generative networks, the problem of generating low-quality aged images in existing technologies is solved, and high-quality and high-accuracy face aging image generation is achieved.

CN117036559BActive Publication Date: 2026-07-17BEIJING UNIV OF POSTS & TELECOMM

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING UNIV OF POSTS & TELECOMM
Filing Date
2023-08-22
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing facial aging methods cannot generate high-quality aging images, and the interaction between shape and texture attributes makes it difficult to accurately characterize the real process of facial aging.

Method used

A face aging image generation method based on 3D prior knowledge is adopted. The input face image is decomposed into UV location map and texture map, and then encoded and decoded respectively. Empirical mode decomposition and adversarial generative network are combined, and the network is optimized using multiple loss functions to generate high-quality aging images.

Benefits of technology

The generated aging images contain rich 3D information, and the shape and texture features are decoupled, achieving high-quality facial aging effects and improving the accuracy and realism of the images.

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Abstract

本发明涉及图像生成技术领域,提出了一种基于3D先验知识的人脸老化图像生成方法及系统,包括获得输入人脸图像和目标年龄类别设定值;将输入人脸图像分解为UV位置图和纹理图;对所述UV位置图进行编码得到所述输入人脸图像的形状编码,对所述纹理图进行编码得到所述输入人脸图像的纹理编码;对所述目标年龄类别设定值进行编码,得到隐空间年龄编码;以所述隐空间年龄编码为条件,对所述形状编码进行解码,得到老化UV位置图;以所述隐空间年龄编码为条件,对所述纹理编码进行解码,得到老化纹理图;对所述老化UV位置图和老化纹理图进行渲染,得到目标年龄类别的老化图像。通过上述技术方案,解决了现有技术中人脸老化方法无法生成高质量老化图像的问题。
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