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全天候多模态图像融合:统一框架与10万基准

All-weather Multi-Modality Image Fusion: Unified Framework and 100k Benchmark

Guangdong-HongKong-Macao Joint Laboratory for Intelligent MicroNano Optoelectronic Technology(粤港澳联合智能微纳光电子技术实验室);School of Physics and Optoelectronic Engineering, Foshan University(佛山大学物理与光电工程学院);Guangdong Provincial Key Laboratory of Industrial Intelligent Inspection Technology(广东省工业智能检测技术重点实验室);School of Instrumentation and Optoelectronic Engineering, Beihang University(北京航空航天大学仪器与光电工程学院);School of Information Engineering and Automation, Kunming University of Science and Technology(昆明理工大学信息工程与自动化学院);School of Artificial Intelligence, Optics and Electronics (i0PEN), School of Computer Science, Northwestern Polytechnical University(人工智能、光学与电子学院(i0PEN),西北工业大学计算机学院)

Xilai Li, Wuyang Liu, Xiaosong Li, Fuqiang Zhou, Huafeng Li, Feiping Nie

AI总结:

本文提出统一的全天候多模态图像融合框架,通过联合特征融合与恢复提升关键场景信息表征,构建10万张图像对的多模态数据集,实验证明在真实和合成场景中图像融合及下游任务表现优异。

摘要:

多模态图像融合(MMIF)通过整合不同图像模态的互补信息提供场景的全面客观解释。然而现有融合方法无法抵抗真实场景中的不同天气干扰,限制了其实际应用。为解决这一问题,我们提出一个端到端的统一全天候MMIF模型。不同于仅关注像素级恢复,我们的方法强调通过联合特征融合与恢复最大化关键场景信息的表征。具体而言,我们首先将图像分解为低秩和稀疏成分,实现有效的特征分离以增强多模态感知。在特征恢复过程中,我们引入一个物理感知的清晰特征预测模块,通过光照和反射率推断光照传输的变化。由网络生成的清晰特征用于增强显著信息的表征。我们还构建了一个大规模的MMIF数据集,包含10万张图像对,涵盖雨、雾、雪等条件以及各种退化水平和多样化的场景。在真实和合成场景中的实验结果表明,所提方法在图像融合及下游任务如目标检测、语义分割和深度估计中表现优异。代码可在https://github.com/ixilai/AWFusion获取。

英文摘要:

Multi-modality image fusion (MMIF) combines complementary information from different image modalities to provide a comprehensive and objective interpretation of scenes. However, existing fusion methods cannot resist different weather interferences in real-world scenes, limiting their practical applicability. To bridge this gap, we propose an end-to-end, unified all-weather MMIF model. Rather than focusing solely on pixel-level recovery, our method emphasizes maximizing the representation of key scene information through joint feature fusion and restoration. Specifically, we first decompose images into low-rank and sparse components, enabling effective feature separation for enhanced multi-modality perception. During feature recovery, we introduce a physically-aware clear feature prediction module, inferring variations in light transmission via illumination and reflectance. Clear features generated by the network are used to enhance salient information representation. We also construct a large-scale MMIF dataset with 100,000 image pairs comprehensively across rain, haze, and snow conditions, as well as covering various degradation levels and diverse scenes. Experimental results in both real-world and synthetic scenes demonstrate that the proposed method excels in image fusion and downstream tasks such as object detection, semantic segmentation, and depth estimation. The code is available at https://github.com/ixilai/AWFusion.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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