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Related papers: LiDAR Remote Sensing Meets Weak Supervision: Conce…

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Weak supervision (WS) frameworks are a popular way to bypass hand-labeling large datasets for training data-hungry models. These approaches synthesize multiple noisy but cheaply-acquired estimates of labels into a set of high-quality…

Machine Learning · Computer Science 2023-11-30 Changho Shin , Winfred Li , Harit Vishwakarma , Nicholas Roberts , Frederic Sala

Weakly-supervised object detection attempts to limit the amount of supervision by dispensing the need for bounding boxes, but still assumes image-level labels on the entire training set. In this work, we study the problem of training an…

Computer Vision and Pattern Recognition · Computer Science 2021-07-22 Zhaohui Yang , Miaojing Shi , Chao Xu , Vittorio Ferrari , Yannis Avrithis

Transfer learning is a powerful way to adapt existing deep learning models to new emerging use-cases in remote sensing. Starting from a neural network already trained for semantic segmentation, we propose to modify its label space to…

Computer Vision and Pattern Recognition · Computer Science 2022-06-16 Gaston Lenczner , Adrien Chan-Hon-Tong , Nicola Luminari , Bertrand Le Saux

Weakly-supervised learning approaches have gained significant attention due to their ability to reduce the effort required for human annotations in training neural networks. This paper investigates a framework for weakly-supervised object…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Byeongkeun Kang , Sinhae Cha , Yeejin Lee

Weakly supervised object detection~(WSOD) has recently attracted much attention. However, the lack of bounding-box supervision makes its accuracy much lower than fully supervised object detection (FSOD), and currently modern FSOD techniques…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Lin Sui , Chen-Lin Zhang , Jianxin Wu

Weakly supervised object localization (WSOL) is one of the most popular and challenging tasks in computer vision. This task is to localize the objects in the images given only the image-level supervision. Recently, dividing WSOL into two…

Computer Vision and Pattern Recognition · Computer Science 2023-08-14 Rui Xu , Yong Luo , Han Hu , Bo Du , Jialie Shen , Yonggang Wen

LiDAR perception is fundamental to robotics, enabling machines to understand their environment in 3D. A crucial task for LiDAR-based scene understanding and navigation is ground segmentation. However, existing methods are either handcrafted…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Ted Lentsch , Santiago Montiel-Marín , Holger Caesar , Dariu M. Gavrila

Light Detection and Ranging (LiDAR) technology has proven to be an important part of many robotics systems. Surface normals estimated from LiDAR data are commonly used for a variety of tasks in such systems. As most of the today's…

Robotics · Computer Science 2024-04-23 Igor Bogoslavskyi , Konstantinos Zampogiannis , Raymond Phan

Anomaly detection (AD) plays a pivotal role in numerous web-based applications, including malware detection, anti-money laundering, device failure detection, and network fault analysis. Most methods, which rely on unsupervised learning, are…

Machine Learning · Computer Science 2024-02-07 Haihong Zhao , Chenyi Zi , Yang Liu , Chen Zhang , Yan Zhou , Jia Li

Self-supervised contrastive learning is an effective approach for addressing the challenge of limited labelled data. This study builds upon the previously established two-stage patch-level, multi-label classification method for…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Salma Haidar , José Oramas

Sparse annotation in remote sensing object detection poses significant challenges due to dense object distributions and category imbalances. Although existing Dense Pseudo-Label methods have demonstrated substantial potential in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Wei Liao , Chunyan Xu , Chenxu Wang , Zhen Cui

Weak supervision (WS) is an alternative to the traditional supervised learning to address the need for ground truth. Data programming is a practical WS approach that allows programmatic labeling data samples using labeling functions (LFs)…

Machine Learning · Computer Science 2022-04-14 Gürkan Solmaz , Flavio Cirillo , Fabio Maresca , Anagha Gode Anil Kumar

In the field of domain adaptation (DA) on 3D object detection, most of the work is dedicated to unsupervised domain adaptation (UDA). Yet, without any target annotations, the performance gap between the UDA approaches and the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-09 Tsung-Lin Tsou , Tsung-Han Wu , Winston H. Hsu

Among the flourishing research of weakly supervised learning (WSL), we recognize the lack of a unified interpretation of the mechanism behind the weakly supervised scenarios, let alone a systematic treatment of the risk rewrite problem, a…

Machine Learning · Computer Science 2023-09-18 Chao-Kai Chiang , Masashi Sugiyama

The field of Weakly Supervised Learning (WSL) has recently seen a surge of popularity, with numerous papers addressing different types of "supervision deficiencies". In WSL use cases, a variety of situations exists where the collected…

Machine Learning · Computer Science 2021-09-28 Pierre Nodet , Vincent Lemaire , Alexis Bondu , Antoine Cornuéjols , Adam Ouorou

In this paper, we address the problem of weakly supervised object localization (WSL), which trains a detection network on the dataset with only image-level annotations. The proposed approach is built on the observation that the proposal set…

Computer Vision and Pattern Recognition · Computer Science 2019-10-22 Wenju Xu , Yuanwei Wu , Wenchi Ma , Guanghui Wang

Scene Parsing is a crucial step to enable autonomous systems to understand and interact with their surroundings. Supervised deep learning methods have made great progress in solving scene parsing problems, however, come at the cost of…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Keng-Chi Liu , Yi-Ting Shen , Jan P. Klopp , Liang-Gee Chen

Open-world semi-supervised learning (OWSSL) extends conventional semi-supervised learning to open-world scenarios by taking account of novel categories in unlabeled datasets. Despite the recent advancements in OWSSL, the success often…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Seongheon Park , Hyuk Kwon , Kwanghoon Sohn , Kibok Lee

Serial femtosecond crystallography at X-ray free electron laser facilities opens a new era for the determination of crystal structure. However, the data processing of those experiments is facing unprecedented challenge, because the total…

Materials Science · Physics 2023-09-22 Jianan Xie , Ji Liu , Chi Zhang , Xihui Chen , Ping Huai , Jie Zheng , Xiaofeng Zhang

Weakly supervised segmentation requires assigning a label to every pixel based on training instances with partial annotations such as image-level tags, object bounding boxes, labeled points and scribbles. This task is challenging, as coarse…

Computer Vision and Pattern Recognition · Computer Science 2021-05-12 Tsung-Wei Ke , Jyh-Jing Hwang , Stella X. Yu