FMNet: Frequency-Assisted Mamba-Like Linear Attention Network for Camouflaged Object Detection

Fuente: arXiv
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Auteurs principaux: Deng, Ming, Sun, Sijin, Li, Zihao, Hu, Xiaochuan, Wu, Xing
Format: Preprint
Publié: 2025
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author Deng, Ming
Sun, Sijin
Li, Zihao
Hu, Xiaochuan
Wu, Xing
author_facet Deng, Ming
Sun, Sijin
Li, Zihao
Hu, Xiaochuan
Wu, Xing
contents Camouflaged Object Detection (COD) is challenging due to the strong similarity between camouflaged objects and their surroundings, which complicates identification. Existing methods mainly rely on spatial local features, failing to capture global information, while Transformers increase computational costs. To address this, the Frequency-Assisted Mamba-Like Linear Attention Network (FMNet) is proposed, which leverages frequency-domain learning to efficiently capture global features and mitigate ambiguity between objects and the background. FMNet introduces the Multi-Scale Frequency-Assisted Mamba-Like Linear Attention (MFM) module, integrating frequency and spatial features through a multi-scale structure to handle scale variations while reducing computational complexity. Additionally, the Pyramidal Frequency Attention Extraction (PFAE) module and the Frequency Reverse Decoder (FRD) enhance semantics and reconstruct features. Experimental results demonstrate that FMNet outperforms existing methods on multiple COD datasets, showcasing its advantages in both performance and efficiency. Code available at https://github.com/Chranos/FMNet.
format Preprint
id arxiv_https___arxiv_org_abs_2503_11030
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle FMNet: Frequency-Assisted Mamba-Like Linear Attention Network for Camouflaged Object Detection
Deng, Ming
Sun, Sijin
Li, Zihao
Hu, Xiaochuan
Wu, Xing
Computer Vision and Pattern Recognition
Artificial Intelligence
Camouflaged Object Detection (COD) is challenging due to the strong similarity between camouflaged objects and their surroundings, which complicates identification. Existing methods mainly rely on spatial local features, failing to capture global information, while Transformers increase computational costs. To address this, the Frequency-Assisted Mamba-Like Linear Attention Network (FMNet) is proposed, which leverages frequency-domain learning to efficiently capture global features and mitigate ambiguity between objects and the background. FMNet introduces the Multi-Scale Frequency-Assisted Mamba-Like Linear Attention (MFM) module, integrating frequency and spatial features through a multi-scale structure to handle scale variations while reducing computational complexity. Additionally, the Pyramidal Frequency Attention Extraction (PFAE) module and the Frequency Reverse Decoder (FRD) enhance semantics and reconstruct features. Experimental results demonstrate that FMNet outperforms existing methods on multiple COD datasets, showcasing its advantages in both performance and efficiency. Code available at https://github.com/Chranos/FMNet.
title FMNet: Frequency-Assisted Mamba-Like Linear Attention Network for Camouflaged Object Detection
topic Computer Vision and Pattern Recognition
Artificial Intelligence
url https://arxiv.org/abs/2503.11030