Segment Any Motion in Videos

Fuente: arXiv
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Autori principali: Huang, Nan, Zheng, Wenzhao, Xu, Chenfeng, Keutzer, Kurt, Zhang, Shanghang, Kanazawa, Angjoo, Wang, Qianqian
Natura: Preprint
Pubblicazione: 2025
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author Huang, Nan
Zheng, Wenzhao
Xu, Chenfeng
Keutzer, Kurt
Zhang, Shanghang
Kanazawa, Angjoo
Wang, Qianqian
author_facet Huang, Nan
Zheng, Wenzhao
Xu, Chenfeng
Keutzer, Kurt
Zhang, Shanghang
Kanazawa, Angjoo
Wang, Qianqian
contents Moving object segmentation is a crucial task for achieving a high-level understanding of visual scenes and has numerous downstream applications. Humans can effortlessly segment moving objects in videos. Previous work has largely relied on optical flow to provide motion cues; however, this approach often results in imperfect predictions due to challenges such as partial motion, complex deformations, motion blur and background distractions. We propose a novel approach for moving object segmentation that combines long-range trajectory motion cues with DINO-based semantic features and leverages SAM2 for pixel-level mask densification through an iterative prompting strategy. Our model employs Spatio-Temporal Trajectory Attention and Motion-Semantic Decoupled Embedding to prioritize motion while integrating semantic support. Extensive testing on diverse datasets demonstrates state-of-the-art performance, excelling in challenging scenarios and fine-grained segmentation of multiple objects. Our code is available at https://motion-seg.github.io/.
format Preprint
id arxiv_https___arxiv_org_abs_2503_22268
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Segment Any Motion in Videos
Huang, Nan
Zheng, Wenzhao
Xu, Chenfeng
Keutzer, Kurt
Zhang, Shanghang
Kanazawa, Angjoo
Wang, Qianqian
Computer Vision and Pattern Recognition
Moving object segmentation is a crucial task for achieving a high-level understanding of visual scenes and has numerous downstream applications. Humans can effortlessly segment moving objects in videos. Previous work has largely relied on optical flow to provide motion cues; however, this approach often results in imperfect predictions due to challenges such as partial motion, complex deformations, motion blur and background distractions. We propose a novel approach for moving object segmentation that combines long-range trajectory motion cues with DINO-based semantic features and leverages SAM2 for pixel-level mask densification through an iterative prompting strategy. Our model employs Spatio-Temporal Trajectory Attention and Motion-Semantic Decoupled Embedding to prioritize motion while integrating semantic support. Extensive testing on diverse datasets demonstrates state-of-the-art performance, excelling in challenging scenarios and fine-grained segmentation of multiple objects. Our code is available at https://motion-seg.github.io/.
title Segment Any Motion in Videos
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2503.22268