一种基于汉字字形扰动的字体风格迁移方法

By constructing a small dataset of Chinese character glyph perturbations and a style transfer network, and combining attention-enhanced convolutions and transposed convolutional blocks, the problem of low efficiency in Chinese character generation is solved, and efficient generation of Chinese character variants and covert communication applications are realized.

CN115688677BActive Publication Date: 2026-07-17HANGZHOU DIANZI UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HANGZHOU DIANZI UNIV
Filing Date
2022-11-22
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The large size and diverse font styles of Chinese character datasets lead to low efficiency in generating glyph perturbations and Chinese character variants, and existing technologies lack effective methods for font style transfer.

Method used

By constructing a small dataset of Chinese character glyph perturbations, a style transfer network is used to extract the skeleton and style features of the dataset. Attention-enhanced convolutions and transposed convolutional blocks are combined to generate variant images of the target font Chinese characters. The generation efficiency is improved by training an adversarial discriminator.

Benefits of technology

The generated target font Chinese character variants have clear strokes and complete structures, with high recognizability and authenticity, making them suitable for covert communication.

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Abstract

本发明公开了一种基于汉字字形扰动的字体风格迁移方法,本发明设计风格迁移网络,使用注意力增强卷积替换普通卷积,弥补普通卷积在图像处理时只关注局部信息的不足,先编码提取汉字骨架特征,再解码生成目标字体风格的汉字变体。同时设计风格提取网络辅助风格迁移网络,将多次卷积输出的特征进行拼接送入风格迁移网络,提高网络学习汉字特征的能力。最后,将生成的和真实的汉字图像送入判别器完成真伪二分类。与现有方法相比,本发明能够捕捉到汉字的结构和风格特征,在汉字字形扰动的前提下,生成的汉字笔画清晰、结构完整、笔画风格明显,具有较高的可识别性和真实性。
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