一种基于事件相机的图像去模糊方法及系统

By constructing a scale-aware neural network and utilizing a self-supervised framework, an image deblurring method based on event cameras is proposed. This solves the problem of poor deblurring performance caused by inconsistent data distribution in existing technologies and achieves stable deblurring results in real-world scenarios.

CN116385283BActive Publication Date: 2026-07-17WUHAN UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
WUHAN UNIV
Filing Date
2023-03-14
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing motion blur removal algorithms based on frame images perform poorly in real-world scenarios, limited by the inconsistent data distribution between simulation and real data, making effective generalization difficult.

Method used

An image deblurring method based on event cameras is adopted. By collecting blurred image datasets and event stream datasets, a scale-aware neural network model is constructed. A self-supervised framework is used for image deblurring generalization. A self-supervised training data augmentation dataset is constructed by combining multilayer perceptron and deformable convolution. The self-supervised training framework is then used for training the data augmentation dataset.

Benefits of technology

It achieves stable deblurring performance at different spatial and temporal scales in real-world scenarios, improves the generalization ability of image deblurring, and adapts to motion blur removal effects under different conditions.

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Abstract

本发明提供一种基于事件相机的图像去模糊方法及系统,属于图像处理技术领域,包括:基于模糊图像数据集的曝光时间段对事件流数据集进行预处理,得到预处理事件流数据集;采用多层感知机和可变形卷积构建尺度感知神经网络模型,将模糊图像数据集和预处理事件流数据集输入尺度感知神经网络模型,得到去模糊潜在目标图像;基于自监督框架对尺度感知神经网络模型进行图像去模糊泛化,将去模糊潜在目标图像输入泛化后的尺度感知神经网络模型,得到去模糊目标图像。本发明通过采用尺度感知网络允许输入事件与图像空间分辨率的灵活变化,并利用模糊程度的相对性构建自监督训练框架,在真实拍摄的模糊视频中直接进行训练,并从时空维度上泛化去模糊性能。
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