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Self-supervised contrastive learning has demonstrated great potential in learning visual representations. Despite their success in various downstream tasks such as image classification and object detection, self-supervised pre-training for…

Computer Vision and Pattern Recognition · Computer Science 2022-10-12 Di Wu , Siyuan Li , Zelin Zang , Stan Z. Li

In this paper, we study the challenging problem of multi-object tracking in a complex scene captured by a single camera. Different from the existing tracklet association-based tracking methods, we propose a novel and efficient way to obtain…

Computer Vision and Pattern Recognition · Computer Science 2016-09-27 Bing Wang , Li Wang , Bing Shuai , Zhen Zuo , Ting Liu , Kap Luk Chan , Gang Wang

Deep neural networks have been investigated in learning latent representations of medical images, yet most of the studies limit their approach in a single supervised convolutional neural network (CNN), which usually rely heavily on a large…

Computer Vision and Pattern Recognition · Computer Science 2017-12-29 Yu-An Chung , Wei-Hung Weng

The goal of person search is to localize and match query persons from scene images. For high efficiency, one-step methods have been developed to jointly handle the pedestrian detection and identification sub-tasks using a single network.…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Chuchu Han , Zhedong Zheng , Changxin Gao , Nong Sang , Yi Yang

Visual SLAM (Simultaneous Localization and Mapping) methods typically rely on handcrafted visual features or raw RGB values for establishing correspondences between images. These features, while suitable for sparse mapping, often lead to…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Chamara Saroj Weerasekera , Ravi Garg , Yasir Latif , Ian Reid

Image classification is hindered by subtle inter-class differences and substantial intra-class variations, which limit the effectiveness of existing contrastive learning methods. Supervised contrastive approaches based on the InfoNCE loss…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Bin Wang , Fadi Dornaika

Person re-identification (re-ID) requires rapid, flexible yet discriminant representations to quickly generalize to unseen observations on-the-fly and recognize the same identity across disjoint camera views. Recent effective methods are…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Lin Wu , Yang Wang , Junbin Gao , Dacheng Tao

Given a query composed of a reference image and a relative caption, the Composed Image Retrieval goal is to retrieve images visually similar to the reference one that integrates the modifications expressed by the caption. Given that recent…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Alberto Baldrati , Marco Bertini , Tiberio Uricchio , Alberto del Bimbo

Despite that deep learning (DL) methods have presented tremendous potential in many medical image analysis tasks, the practical applications of medical DL models are limited due to the lack of enough data samples with manual annotations. By…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Zhiyang Liu , Dong Yang , Minghao Zhang , Hanyu Sun , Hong Wu , Huiying Wang , Wen Shen , Chao Chai , Shuang Xia

Deep anomaly detection methods learn representations that separate between normal and anomalous images. Although self-supervised representation learning is commonly used, small dataset sizes limit its effectiveness. It was previously shown…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Tal Reiss , Yedid Hoshen

Despite the eye-catching breakthroughs achieved by deep visual networks in detecting region-level surface defects, the challenge of high-quality pixel-wise defect detection remains due to diverse defect appearances and data scarcity. To…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Biyuan Liu , Huaixin Chen , Huiyao Zhan , Sijie Luo , Zhou Huang

Recently, contrastive self-supervised learning, where the proximity of representations is determined based on the identities of samples, has made remarkable progress in unsupervised representation learning. SimSiam is a well-known example…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Kyoungmin Han , Minsik Lee

For human pose estimation in still images, this paper proposes three semi- and weakly-supervised learning schemes. While recent advances of convolutional neural networks improve human pose estimation using supervised training data, our…

Computer Vision and Pattern Recognition · Computer Science 2019-06-05 Norimichi Ukita , Yusuke Uematsu

Dense correspondence across semantically related images has been extensively studied, but still faces two challenges: 1) large variations in appearance, scale and pose exist even for objects from the same category, and 2) labeling…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Taihong Xiao , Sifei Liu , Shalini De Mello , Zhiding Yu , Jan Kautz , Ming-Hsuan Yang

We study how to leverage Web images to augment human-curated object detection datasets. Our approach is two-pronged. On the one hand, we retrieve Web images by image-to-image search, which incurs less domain shift from the curated data than…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Yandong Li , Di Huang , Danfeng Qin , Liqiang Wang , Boqing Gong

The use of pretrained deep neural networks represents an attractive way to achieve strong results with few data available. When specialized in dense problems such as object detection, learning local rather than global information in images…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Quentin Bouniot , Romaric Audigier , Angélique Loesch , Amaury Habrard

The data-driven method for infrared small target detection (IRSTD) has achieved promising results. However, due to the small scale of infrared small target datasets and the limited number of pixels occupied by the targets themselves, it is…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Peichao Wang , Jiabao Wang , Yao Chen , Rui Zhang , Yang Li , Zhuang Miao

Self-supervised learning enables networks to learn discriminative features from massive data itself. Most state-of-the-art methods maximize the similarity between two augmentations of one image based on contrastive learning. By utilizing…

Computer Vision and Pattern Recognition · Computer Science 2023-07-05 Jidong Ge , Yuxiang Liu , Jie Gui , Lanting Fang , Ming Lin , James Tin-Yau Kwok , LiGuo Huang , Bin Luo

Learning representations of images that are invariant to sensitive or unwanted attributes is important for many tasks including bias removal and cross domain retrieval. Here, our objective is to learn representations that are invariant to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Jonathan Kahana , Yedid Hoshen

Unsupervised visible-infrared person re-identification (USVI-ReID) aims to learn modality-invariant image features from unlabeled cross-modal person datasets by reducing the modality gap while minimizing reliance on costly manual…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Haonan Shi , Yubin Wang , De Cheng , Lingfeng He , Nannan Wang , Xinbo Gao