MAVFusion: Efficient Infrared and Visible Video Fusion via Motion-Aware Sparse Interaction

Fuente: arXiv
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Hauptverfasser: Li, Xilai, Jiang, Weijun, Li, Xiaosong, Liu, Yang, Wang, Hongbin, Ye, Tao, Li, Huafeng, Tan, Haishu
Format: Preprint
Veröffentlicht: 2026
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author Li, Xilai
Jiang, Weijun
Li, Xiaosong
Liu, Yang
Wang, Hongbin
Ye, Tao
Li, Huafeng
Tan, Haishu
author_facet Li, Xilai
Jiang, Weijun
Li, Xiaosong
Liu, Yang
Wang, Hongbin
Ye, Tao
Li, Huafeng
Tan, Haishu
contents Infrared and visible video fusion combines the object saliency from infrared images with the texture details from visible images to produce semantically rich fusion results. However, most existing methods are designed for static image fusion and cannot effectively handle frame-to-frame motion in videos. Current video fusion methods improve temporal consistency by introducing interactions across frames, but they often require high computational cost. To mitigate these challenges, we propose MAVFusion, an end-to-end video fusion framework featuring a motion-aware sparse interaction mechanism that enhances efficiency while maintaining superior fusion quality. Specifically, we leverage optical flow to identify dynamic regions in multi-modal sequences, adaptively allocating computationally intensive cross-modal attention to these sparse areas to capture salient transitions and facilitate inter-modal information exchange. For static background regions, a lightweight weak interaction module is employed to maintain structural and appearance integrity. By decoupling the processing of dynamic and static regions, MAVFusion simultaneously preserves temporal consistency and fine-grained details while significantly accelerating inference. Extensive experiments demonstrate that MAVFusion achieves state-of-the-art performance on multiple infrared and visible video benchmarks, achieving a speed of 14.16\,FPS at $640 \times 480$ resolution. The source code will be available at https://github.com/ixilai/MAVFusion.
format Preprint
id arxiv_https___arxiv_org_abs_2604_01958
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle MAVFusion: Efficient Infrared and Visible Video Fusion via Motion-Aware Sparse Interaction
Li, Xilai
Jiang, Weijun
Li, Xiaosong
Liu, Yang
Wang, Hongbin
Ye, Tao
Li, Huafeng
Tan, Haishu
Computer Vision and Pattern Recognition
Infrared and visible video fusion combines the object saliency from infrared images with the texture details from visible images to produce semantically rich fusion results. However, most existing methods are designed for static image fusion and cannot effectively handle frame-to-frame motion in videos. Current video fusion methods improve temporal consistency by introducing interactions across frames, but they often require high computational cost. To mitigate these challenges, we propose MAVFusion, an end-to-end video fusion framework featuring a motion-aware sparse interaction mechanism that enhances efficiency while maintaining superior fusion quality. Specifically, we leverage optical flow to identify dynamic regions in multi-modal sequences, adaptively allocating computationally intensive cross-modal attention to these sparse areas to capture salient transitions and facilitate inter-modal information exchange. For static background regions, a lightweight weak interaction module is employed to maintain structural and appearance integrity. By decoupling the processing of dynamic and static regions, MAVFusion simultaneously preserves temporal consistency and fine-grained details while significantly accelerating inference. Extensive experiments demonstrate that MAVFusion achieves state-of-the-art performance on multiple infrared and visible video benchmarks, achieving a speed of 14.16\,FPS at $640 \times 480$ resolution. The source code will be available at https://github.com/ixilai/MAVFusion.
title MAVFusion: Efficient Infrared and Visible Video Fusion via Motion-Aware Sparse Interaction
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2604.01958