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Weakly supervised salient object detection (WSOD) targets to train a CNNs-based saliency network using only low-cost annotations. Existing WSOD methods take various techniques to pursue single "high-quality" pseudo label from low-cost…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Yongri Piao , Jian Wang , Miao Zhang , Huchuan Lu

In object detection, offset-guided and point-guided regression dominate anchor-based and anchor-free method separately. Recently, point-guided approach is introduced to anchor-based method. However, we observe points predicted by this way…

Computer Vision and Pattern Recognition · Computer Science 2020-11-05 Bin Zhu , Qing Song , Lu Yang , Zhihui Wang , Chun Liu , Mengjie Hu

Monocular depth prediction is an important task in scene understanding. It aims to predict the dense depth of a single RGB image. With the development of deep learning, the performance of this task has made great improvements. However, two…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Feng Xue , Junfeng Cao , Yu Zhou , Fei Sheng , Yankai Wang , Anlong Ming

State-of-the-art learning based boundary detection methods require extensive training data. Since labelling object boundaries is one of the most expensive types of annotations, there is a need to relax the requirement to carefully annotate…

Computer Vision and Pattern Recognition · Computer Science 2015-11-25 Anna Khoreva , Rodrigo Benenson , Mohamed Omran , Matthias Hein , Bernt Schiele

Salient object detection is a fundamental topic in computer vision. Previous methods based on RGB-D often suffer from the incompatibility of multi-modal feature fusion and the insufficiency of multi-scale feature aggregation. To tackle…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Xian Fang , Jinchao Zhu , Ruixun Zhang , Xiuli Shao , Hongpeng Wang

In modern electronic manufacturing, defect detection on Printed Circuit Boards (PCBs) plays a critical role in ensuring product yield and maintaining the reliability of downstream assembly processes. However, existing methods often suffer…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Jiangzhong Cao , Huanqi Wu , Xu Zhang , Lianghong Tan , Huan Zhang

Salient Object Detection (SOD) aims to identify and segment prominent regions within a scene. Traditional models rely on manually annotated pseudo labels with precise pixel-level accuracy, which is time-consuming. We developed a low-cost,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Miaoyang He , Shuyong Gao , Tsui Qin Mok , Weifeng Ge , Wengqiang Zhang

Real-world classification domains, such as medicine, health and safety, and finance, often exhibit imbalanced class priors and have asynchronous misclassification costs. In such cases, the classification model must achieve a high recall…

Machine Learning · Computer Science 2021-05-11 Michał Koziarski , Colin Bellinger , Michał Woźniak

In this paper, we propose a weakly-supervised approach for 3D object detection, which makes it possible to train a strong 3D detector with position-level annotations (i.e. annotations of object centers). In order to remedy the information…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Xiuwei Xu , Yifan Wang , Yu Zheng , Yongming Rao , Jie Zhou , Jiwen Lu

Weakly supervised image segmentation trained with image-level labels usually suffers from inaccurate coverage of object areas during the generation of the pseudo groundtruth. This is because the object activation maps are trained with the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-30 Weide Liu , Xiangfei Kong , Tzu-Yi Hung , Guosheng Lin

Medical image annotation is essential for diagnosing diseases, yet manual annotation is time-consuming, costly, and prone to variability among experts. To address these challenges, we propose an automated explainable annotation system that…

Computer Vision and Pattern Recognition · Computer Science 2025-02-26 Basma Nasir , Tehseen Zia , Muhammad Nawaz , Catarina Moreira

Automatic crack detection is a critical task that has the potential to drastically reduce labor-intensive building and road inspections currently being done manually. Recent studies in this field have significantly improved the detection…

Computer Vision and Pattern Recognition · Computer Science 2020-11-05 Yuki Inoue , Hiroto Nagayoshi

In this paper, we present a large-scale dataset and establish a baseline for prohibited item discovery in Security Inspection X-ray images. Our dataset, named SIXray, consists of 1,059,231 X-ray images, in which 6 classes of 8,929…

Computer Vision and Pattern Recognition · Computer Science 2019-01-03 Caijing Miao , Lingxi Xie , Fang Wan , Chi Su , Hongye Liu , Jianbin Jiao , Qixiang Ye

This paper focuses on a novel and challenging detection scenario: A majority of true objects/instances is unlabeled in the datasets, so these missing-labeled areas will be regarded as the background during training. Previous art on this…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Han Zhang , Fangyi Chen , Zhiqiang Shen , Qiqi Hao , Chenchen Zhu , Marios Savvides

Current state-of-the-art methods for object detection rely on annotated bounding boxes of large data sets for training. However, obtaining such annotations is expensive and can require up to hundreds of hours of manual labor. This poses a…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Hannah Kniesel , Leon Sick , Tristan Payer , Tim Bergner , Kavitha Shaga Devan , Clarissa Read , Paul Walther , Timo Ropinski

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

Automatic detection of prohibited items in X-ray images plays a crucial role in public security. However, existing methods rely heavily on labor-intensive box annotations. To address this, we investigate X-ray prohibited item detection…

Computer Vision and Pattern Recognition · Computer Science 2025-01-06 Sanjoeng Wong , Yan Yan

In recent years, weakly supervised object detection (WSOD) has attracted much attention due to its low labeling cost. The success of recent WSOD models is often ascribed to the two-stage multi-class classification (MCC) task, i.e., multiple…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yufei Yin , Lechao Cheng , Wengang Zhou , Jiajun Deng , Zhou Yu , Houqiang Li

Recent RGB-guided depth super-resolution methods have achieved impressive performance under the assumption of fixed and known degradation (e.g., bicubic downsampling). However, in real-world scenarios, captured depth data often suffer from…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Zhengxue Wang , Zhiqiang Yan , Jinshan Pan , Guangwei Gao , Kai Zhang , Jian Yang

High-resolution remote sensing (HRRS) image segmentation is challenging due to complex spatial layouts and diverse object appearances. While CNNs excel at capturing local features, they struggle with long-range dependencies, whereas…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Yichun Yu , Yuqing Lan , Zhihuan Xing , Xiaoyi Yang , Tingyue Tang , Dan Yu