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The remarkable success of today's deep neural networks highly depends on a massive number of correctly labeled data. However, it is rather costly to obtain high-quality human-labeled data, leading to the active research area of training…

机器学习 · 计算机科学 2020-11-04 Jiacheng Wang , Yue Ma , Shuang Gao

The inability of artificial neural networks to assess the uncertainty of their predictions is an impediment to their widespread use. We distinguish two types of learnable uncertainty: model uncertainty due to a lack of training data and…

机器学习 · 计算机科学 2022-06-14 Hans Weytjens , Jochen De Weerdt

Advances in architectural design, data availability, and compute have driven remarkable progress in semantic segmentation. Yet, these models often rely on relaxed Bayesian assumptions, omitting critical uncertainty information needed for…

计算机视觉与模式识别 · 计算机科学 2026-02-19 M. M. A. Valiuddin , R. J. G. van Sloun , C. G. A. Viviers , P. H. N. de With , F. van der Sommen

Weak-strong consistency learning strategies are widely employed in semi-supervised medical image segmentation to train models by leveraging limited labeled data and enforcing weak-to-strong consistency. However, existing methods primarily…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Chaowei Chen , Xiang Zhang , Honglie Guo , Shunfang Wang

Semi-supervised learning is increasingly popular in medical image segmentation due to its ability to leverage large amounts of unlabeled data to extract additional information. However, most existing semi-supervised segmentation methods…

计算机视觉与模式识别 · 计算机科学 2024-08-19 Rong Wu , Dehua Li , Cong Zhang

In this paper, we delve into semi-supervised object detection where unlabeled images are leveraged to break through the upper bound of fully-supervised object detection models. Previous semi-supervised methods based on pseudo labels are…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Zhenyu Wang , Yali Li , Ye Guo , Lu Fang , Shengjin Wang

We introduce a powerful student-teacher framework for the challenging problem of unsupervised anomaly detection and pixel-precise anomaly segmentation in high-resolution images. Student networks are trained to regress the output of a…

计算机视觉与模式识别 · 计算机科学 2020-09-08 Paul Bergmann , Michael Fauser , David Sattlegger , Carsten Steger

Annotation scarcity is a long-standing problem in medical image analysis area. To efficiently leverage limited annotations, abundant unlabeled data are additionally exploited in semi-supervised learning, while well-established…

图像与视频处理 · 电气工程与系统科学 2021-01-08 Kang Li , Shujun Wang , Lequan Yu , Pheng-Ann Heng

Deep learning models frequently make incorrect predictions with high confidence when presented with test examples that are not well represented in their training dataset. We propose a novel and straightforward approach to estimate…

机器学习 · 计算机科学 2019-10-04 Tiago Ramalho , Miguel Miranda

Semi-supervised learning has the potential to improve the data-efficiency of training data-hungry deep neural networks, which is especially important for medical image analysis tasks where labeled data is scarce. In this work, we present a…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Boon Peng Yap , Beng Koon Ng

Although having achieved great success in medical image segmentation, deep learning-based approaches usually require large amounts of well-annotated data, which can be extremely expensive in the field of medical image analysis. Unlabeled…

计算机视觉与模式识别 · 计算机科学 2020-07-01 Yingda Xia , Dong Yang , Zhiding Yu , Fengze Liu , Jinzheng Cai , Lequan Yu , Zhuotun Zhu , Daguang Xu , Alan Yuille , Holger Roth

Semi-supervised classification based on active learning has made significant progress, but the existing methods often ignore the uncertainty estimation (or reliability) of the prediction results during the learning process, which makes it…

机器学习 · 计算机科学 2025-05-28 Shenkai Zhao , Xinao Zhang , Lipeng Pan , Xiaobin Xu , Danilo Pelusi

In this paper, we show how uncertainty estimation can be leveraged to enable safety critical image segmentation in autonomous driving, by triggering a fallback behavior if a target accuracy cannot be guaranteed. We introduce a new…

计算机视觉与模式识别 · 计算机科学 2021-05-31 Victor Besnier , David Picard , Alexandre Briot

In this paper, we propose a method for training neural networks when we have a large set of data with weak labels and a small amount of data with true labels. In our proposed model, we train two neural networks: a target network, the…

机器学习 · 统计学 2017-12-01 Mostafa Dehghani , Aliaksei Severyn , Sascha Rothe , Jaap Kamps

Rigorous statistical methods, including parameter estimation with accompanying uncertainties, underpin the validity of scientific discovery, especially in the natural sciences. With increasingly complex data models such as deep learning…

机器学习 · 计算机科学 2026-02-18 Aurora Grefsrud , Nello Blaser , Trygve Buanes

Deep segmentation neural networks require large training datasets with pixel-wise segmentations, which are expensive to obtain in practice. Mixed supervision could mitigate this difficulty, with a small fraction of the data containing…

计算机视觉与模式识别 · 计算机科学 2020-12-16 Jose Dolz , Christian Desrosiers , Ismail Ben Ayed

The training of deep learning models generally requires a large amount of annotated data for effective convergence and generalisation. However, obtaining high-quality annotations is a laboursome and expensive process due to the need of…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Fengbei Liu , Yu Tian , Filipe R. Cordeiro , Vasileios Belagiannis , Ian Reid , Gustavo Carneiro

Cognitive diagnosis models have been widely used in different areas, especially intelligent education, to measure users' proficiency levels on knowledge concepts, based on which users can get personalized instructions. As the measurement is…

计算机与社会 · 计算机科学 2024-03-25 Fei Wang , Qi Liu , Enhong Chen , Chuanren Liu , Zhenya Huang , Jinze Wu , Shijin Wang

Deep neural networks are powerful tools to detect hidden patterns in data and leverage them to make predictions, but they are not designed to understand uncertainty and estimate reliable probabilities. In particular, they tend to be…

机器学习 · 统计学 2022-11-10 Bat-Sheva Einbinder , Yaniv Romano , Matteo Sesia , Yanfei Zhou

This work tackles the unsupervised cross-domain object detection problem which aims to generalize a pre-trained object detector to a new target domain without labels. We propose an uncertainty-aware model adaptation method, which is based…

计算机视觉与模式识别 · 计算机科学 2021-08-31 Minjie Cai , Minyi Luo , Xionghu Zhong , Hao Chen