基于流匹配的图像快速修复方法

By enhancing the encoder's collaborative architecture through rectified flow and multi-expert knowledge, and combining linearized ordinary differential equations and a stochasticity elimination module, the bottlenecks of traditional flow matching methods in terms of restoration efficiency and quality are solved, achieving fast and high-fidelity image restoration. This is applicable to medical image reconstruction, digital preservation of cultural heritage, and image restoration for autonomous driving perception.

CN121563840BActive Publication Date: 2026-07-17DALIAN NATIONALITIES UNIVERSITY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
DALIAN NATIONALITIES UNIVERSITY
Filing Date
2025-10-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing image inpainting techniques face significant bottlenecks in balancing inpainting efficiency and quality. Traditional flow matching methods lack adaptive modeling of damage patterns, resulting in a disconnect between the inpainting results and the semantics of the original image. Furthermore, they are computationally expensive and difficult to meet the needs of real-time applications.

Method used

We employ rectified flow as the core of flow matching, and combine it with a multi-expert knowledge-enhanced encoder and a randomness elimination module to construct a collaborative architecture. We optimize the flow matching process through multi-scale feature pyramids, dynamic expert routing, and linearized ordinary differential equations. We train the system using multi-attention fusion and composite loss functions to achieve fast and high-fidelity image restoration.

Benefits of technology

It significantly reduces sampling steps and computational costs, improves the semantic consistency and detail integrity of the restoration results, meets the needs of efficient and high-fidelity restoration, and is suitable for medical image reconstruction, digital protection of cultural heritage, and restoration of perception images for autonomous driving.

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Abstract

本发明提供一种基于流匹配的图像快速修复方法,以整流流作为流匹配核心,结合多专家知识增强编码器的自适应特征提取与随机性消除模块的动态约束,能够实现快速且高保真的图像修复。S1.搭建以整流流作为流匹配核心,结合多专家知识增强编码器MKA与随机性消除模块REME的协同架构;S2.通过多专家知识增强编码器MKA提取输入损伤图像的多层次特征,为后续流匹配约束提供特征基础;S3.将流匹配过程重构为latent变量的线性化常微分方程,优化latent变量的演化路径;S4.通过随机性消除模块REME约束流匹配随机性,将MKA提取的特征与流匹配latent空间深度对齐融合,并通过多注意力融合修正对齐偏差,生成修复图像;S5.构建复合损失函数对所述协同架构进行训练。
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