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Camouflaged Object Detection (COD) aims to identify objects that blend seamlessly into natural scenes. Although RGB-based methods have advanced, their performance remains limited under challenging conditions. Multispectral imagery,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Yang Li , Tingfa Xu , Shuyan Bai , Peifu Liu , Jianan Li

Camouflaged object detection (COD) aims to distinguish hidden objects embedded in an environment highly similar to the object. Conventional video-based COD (VCOD) methods explicitly extract motion cues or employ complex deep learning…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Xinyu Wang , Hong-Shuo Chen , Zhiruo Zhou , Suya You , Azad M. Madni , C. -C. Jay Kuo

Visually detecting camouflaged objects is a hard problem for both humans and computer vision algorithms. Strong similarities between object and background appearance make the task significantly more challenging than traditional object…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Matthias Pijarowski , Alexander Wolpert , Martin Heckmann , Michael Teutsch

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…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Ming Deng , Sijin Sun , Zihao Li , Xiaochuan Hu , Xing Wu

Accurate and robust detection of multi-class objects in optical remote sensing images is essential to many real-world applications such as urban planning, traffic control, searching and rescuing, etc. However, state-of-the-art object…

Computer Vision and Pattern Recognition · Computer Science 2020-01-08 Gongjie Zhang , Shijian Lu , Wei Zhang

Camouflaged object detection (COD), aiming to segment camouflaged objects which exhibit similar patterns with the background, is a challenging task. Most existing works are dedicated to establishing specialized modules to identify…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Yinghui Xing , Dexuan Kong , Shizhou Zhang , Geng Chen , Lingyan Ran , Peng Wang , Yanning Zhang

The burgeoning field of camouflaged object detection (COD) seeks to identify objects that blend into their surroundings. Despite the impressive performance of recent models, we have identified a limitation in their robustness, where…

Computer Vision and Pattern Recognition · Computer Science 2023-04-13 Xue-Jing Luo , Shuo Wang , Zongwei Wu , Christos Sakaridis , Yun Cheng , Deng-Ping Fan , Luc Van Gool

Most Camouflaged Object Detection (COD) methods heavily rely on mask annotations, which are time-consuming and labor-intensive to acquire. Existing weakly-supervised COD approaches exhibit significantly inferior performance compared to…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Huafeng Chen , Pengxu Wei , Guangqian Guo , Shan Gao

Camouflaged object detection (COD) is the challenging task of identifying camouflaged objects visually blended into surroundings. Albeit achieving remarkable success, existing COD detectors still struggle to obtain precise results in some…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Chunming He , Kai Li , Yachao Zhang , Yulun Zhang , Zhenhua Guo , Xiu Li , Martin Danelljan , Fisher Yu

Existing camouflaged object detection (COD) methods rely heavily on large-scale datasets with pixel-wise annotations. However, due to the ambiguous boundary, annotating camouflage objects pixel-wisely is very time-consuming and…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Ruozhen He , Qihua Dong , Jiaying Lin , Rynson W. H. Lau

Camouflaged objects that blend into natural scenes pose significant challenges for deep-learning models to detect and synthesize. While camouflaged object detection is a crucial task in computer vision with diverse real-world applications,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Haichao Zhang , Can Qin , Yu Yin , Yun Fu

Existing edge-aware camouflaged object detection (COD) methods normally output the edge prediction in the early stage. However, edges are important and fundamental factors in the following segmentation task. Due to the high visual…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Dongyue Sun , Shiyao Jiang , Lin Qi

Vision transformers have recently shown strong global context modeling capabilities in camouflaged object detection. However, they suffer from two major limitations: less effective locality modeling and insufficient feature aggregation in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Zhou Huang , Hang Dai , Tian-Zhu Xiang , Shuo Wang , Huai-Xin Chen , Jie Qin , Huan Xiong

Camouflaged object detection (COD) aims to identify targets that are highly blended with their backgrounds. Recent works have shown that the optical characteristics of polarization cues play a significant role in improving camouflaged…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 QIfan Zhang , Hao Wang , Xiangrong Qin , Ruijie Li

The core challenge in Camouflage Object Detection (COD) lies in the indistinguishable similarity between targets and backgrounds in terms of color, texture, and shape. This causes existing methods to either lose edge details (such as…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Jianlin Sun , Xiaolin Fang , Juwei Guan , Dongdong Gui , Teqi Wang , Tongxin Zhu

Co-Salient Object Detection (CoSOD) aims at simulating the human visual system to discover the common and salient objects from a group of relevant images. Recent methods typically develop sophisticated deep learning based models have…

Computer Vision and Pattern Recognition · Computer Science 2022-09-23 Lv Tang , Bo Li

Big model has emerged as a new research paradigm that can be applied to various down-stream tasks with only minor effort for domain adaption. Correspondingly, this study tackles Camouflaged Object Detection (COD) leveraging the Segment…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Guoying Liang , Su Yang

Low-quality data often suffer from insufficient image details, introducing an extra implicit aspect of camouflage that complicates camouflaged object detection (COD). Existing COD methods focus primarily on high-quality data, overlooking…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Juwei Guan , Xiaolin Fang , Donghyun Kim , Haotian Gong , Tongxin Zhu , Zhen Ling , Ming Yang

Camouflaged object detection (COD) aims to segment camouflaged objects which exhibit very similar patterns with the surrounding environment. Recent research works have shown that enhancing the feature representation via the frequency…

Computer Vision and Pattern Recognition · Computer Science 2024-09-20 Shizhou Zhang , Dexuan Kong , Yinghui Xing , Yue Lu , Lingyan Ran , Guoqiang Liang , Hexu Wang , Yanning Zhang

We introduce a novel network, called CO-attention Siamese Network (COSNet), to address the unsupervised video object segmentation task from a holistic view. We emphasize the importance of inherent correlation among video frames and…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Xiankai Lu , Wenguan Wang , Chao Ma , Jianbing Shen , Ling Shao , Fatih Porikli