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We consider the problem of referring camouflaged object detection (Ref-COD), a new task that aims to segment specified camouflaged objects based on a small set of referring images with salient target objects. We first assemble a large-scale…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Xuying Zhang , Bowen Yin , Zheng Lin , Qibin Hou , Deng-Ping Fan , Ming-Ming Cheng

A critical object detection task is finetuning an existing model to detect novel objects, but the standard workflow requires bounding box annotations which are time-consuming and expensive to collect. Weakly supervised object detection…

Computer Vision and Pattern Recognition · Computer Science 2023-05-29 Tyler LaBonte , Yale Song , Xin Wang , Vibhav Vineet , Neel Joshi

Salient object detection (SOD) and camouflaged object detection (COD) are related yet distinct binary mapping tasks. These tasks involve multiple modalities, sharing commonalities and unique cues. Existing research often employs intricate…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Ziyang Luo , Nian Liu , Wangbo Zhao , Xuguang Yang , Dingwen Zhang , Deng-Ping Fan , Fahad Khan , Junwei Han

Unsupervised Camoflaged Object Detection (UCOD) has gained attention since it doesn't need to rely on extensive pixel-level labels. Existing UCOD methods typically generate pseudo-labels using fixed strategies and train 1 x1 convolutional…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Weiqi Yan , Lvhai Chen , Huaijia Kou , Shengchuan Zhang , Yan Zhang , Liujuan Cao

When an object detector is deployed in a novel setting it often experiences a drop in performance. This paper studies how an embodied agent can automatically fine-tune a pre-existing object detector while exploring and acquiring images in a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Gianluca Scarpellini , Stefano Rosa , Pietro Morerio , Lorenzo Natale , Alessio Del Bue

Unsupervised domain adaptation for object detection addresses the adaption of detectors trained in a source domain to work accurately in an unseen target domain. Recently, methods approaching the alignment of the intermediate features…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Vinicius F. Arruda , Rodrigo F. Berriel , Thiago M. Paixão , Claudine Badue , Alberto F. De Souza , Nicu Sebe , Thiago Oliveira-Santos

Concealed object detection (COD) in cluttered scenes is significant for various image processing applications. However, due to that concealed objects are always similar to their background, it is extremely hard to distinguish them. Here,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Yuhan Kang , Qingpeng Li , Leyuan Fang , Jian Zhao , Xuelong Li

In several real-world scenarios like autonomous navigation and mobility, to obtain a better visual understanding of the surroundings, image captioning and object detection play a crucial role. This work introduces a novel multitask learning…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Debolena Basak , P. K. Srijith , Maunendra Sankar Desarkar

Semi-supervised Camouflaged Object Detection (SSCOD) aims to reduce reliance on costly pixel-level annotations by leveraging limited annotated data and abundant unlabeled data. However, existing SSCOD methods based on Teacher-Student…

Computer Vision and Pattern Recognition · Computer Science 2025-08-01 Xihang Hu , Fuming Sun , Jiazhe Liu , Feilong Xu , Xiaoli Zhang

Object detection is a fundamental task for robots to operate in unstructured environments. Today, there are several deep learning algorithms that solve this task with remarkable performance. Unfortunately, training such systems requires…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Federico Ceola , Elisa Maiettini , Giulia Pasquale , Lorenzo Rosasco , Lorenzo Natale

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

SAM is a segmentation model recently released by Meta AI Research and has been gaining attention quickly due to its impressive performance in generic object segmentation. However, its ability to generalize to specific scenes such as…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Lv Tang , Haoke Xiao , Bo Li

Salient object detection (SOD) and camouflaged object detection (COD) are two closely related but distinct computer vision tasks. Although both are class-agnostic segmentation tasks that map from RGB space to binary space, the former aims…

Computer Vision and Pattern Recognition · Computer Science 2025-08-11 Chao Hao , Zitong Yu , Xin Liu , Yuhao Wang , Weicheng Xie , Jingang Shi , Huanjing Yue , Jingyu Yang

Object detection has achieved promising success, but requires large-scale fully-annotated data, which is time-consuming and labor-extensive. Therefore, we consider object detection with mixed supervision, which learns novel object…

Computer Vision and Pattern Recognition · Computer Science 2021-10-28 Yan Liu , Zhijie Zhang , Li Niu , Junjie Chen , Liqing Zhang

Moving object detection and tracking have various applications, including surveillance, anomaly detection, vehicle navigation, etc. The literature on object detection and tracking is rich enough, and several essential survey papers exist.…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Ajoy Mondal

Automatically detecting/segmenting object(s) that blend in with their surroundings is difficult for current models. A major challenge is that the intrinsic similarities between such foreground objects and background surroundings make the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Qiang Zhai , Xin Li , Fan Yang , Chenglizhao Chen , Hong Cheng , Deng-Ping Fan

In recent years, object detection has shown impressive results using supervised deep learning, but it remains challenging in a cross-domain environment. The variations of illumination, style, scale, and appearance in different domains can…

Computer Vision and Pattern Recognition · Computer Science 2019-08-12 Rongchang Xie , Fei Yu , Jiachao Wang , Yizhou Wang , Li Zhang

Object detection in remote sensing imagery plays a vital role in various Earth observation applications. However, unlike object detection in natural scene images, this task is particularly challenging due to the abundance of small, often…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Minh-Duc Vu , Zuheng Ming , Fangchen Feng , Bissmella Bahaduri , Anissa Mokraoui

Recent advances in crowd counting have achieved promising results with increasingly complex convolutional neural network designs. However, due to the unpredictable domain shift, generalizing trained model to unseen scenarios is often…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Li Wang , Yongbo Li , Xiangyang Xue

Video camouflaged object detection (VCOD) is challenging due to dynamic environments. Existing methods face two main issues: (1) SAM-based methods struggle to separate camouflaged object edges due to model freezing, and (2) MLLM-based…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Hua Zhang , Changjiang Luo , Ruoyu Chen