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Recently, Convolutional Neural Networks (CNNs) have shown unprecedented success in the field of computer vision, especially on challenging image classification tasks by relying on a universal approach, i.e., training a deep model on a…

Computer Vision and Pattern Recognition · Computer Science 2019-05-23 Johan Phan , Massimiliano Ruocco , Francesco Scibilia

Fiber-optic distributed acoustic sensing (DAS) has emerged as a critical Internet-of-Things (IoT) sensing technology with broad industrial applications. However, the two-dimensional spatial-temporal morphology of DAS signals presents…

Signal Processing · Electrical Eng. & Systems 2025-11-13 Junyi Duan , Jiageng Chen , Zuyuan He

Deep learning based medical image diagnosis has shown great potential in clinical medicine. However, it often suffers two major difficulties in real-world applications: 1) only limited labels are available for model training, due to…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Yifan Zhang , Ying Wei , Qingyao Wu , Peilin Zhao , Shuaicheng Niu , Junzhou Huang , Mingkui Tan

Target domain pseudo-labelling has shown effectiveness in unsupervised domain adaptation (UDA). However, pseudo-labels of unlabeled target domain data are inevitably noisy due to the distribution shift between source and target domains.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Zhongying Deng , Da Li , Junjun He , Yi-Zhe Song , Tao Xiang

We introduce a novel method to combat label noise when training deep neural networks for classification. We propose a loss function that permits abstention during training thereby allowing the DNN to abstain on confusing samples while…

Machine Learning · Statistics 2019-08-05 Sunil Thulasidasan , Tanmoy Bhattacharya , Jeff Bilmes , Gopinath Chennupati , Jamal Mohd-Yusof

There is an emerging trend to leverage noisy image datasets in many visual recognition tasks. However, the label noise among the datasets severely degenerates the \mbox{performance of deep} learning approaches. Recently, one mainstream is…

Computer Vision and Pattern Recognition · Computer Science 2017-11-03 Jiangchao Yao , Jiajie Wang , Ivor Tsang , Ya Zhang , Jun Sun , Chengqi Zhang , Rui Zhang

Ultrasound imaging is widely used in noninvasive medical diagnostics due to its efficiency, portability, and avoidance of ionizing radiation. However, its utility is limited by the quality of the signal. Signal-dependent speckle noise,…

Image and Video Processing · Electrical Eng. & Systems 2026-02-10 Soumee Guha , Scott T. Acton

We introduce a U-net model for 360{\deg} acoustic source localization formulated as a spherical semantic segmentation task. Rather than regressing discrete direction-of-arrival (DoA) angles, our model segments beamformed audio maps (azimuth…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-30 Belman Jahir Rodriguez , Sergio F. Chevtchenko , Marcelo Herrera Martinez , Yeshwanth Bethi , Saeed Afshar

Unsupervised domain adaptive (UDA) person re-identification (re-ID) is a challenging task due to the missing of labels for the target domain data. To handle this problem, some recent works adopt clustering algorithms to off-line generate…

Computer Vision and Pattern Recognition · Computer Science 2021-09-29 Yongxing Dai , Jun Liu , Yan Bai , Zekun Tong , Ling-Yu Duan

Deep neural networks are known to be annotation-hungry. Numerous efforts have been devoted to reducing the annotation cost when learning with deep networks. Two prominent directions include learning with noisy labels and semi-supervised…

Computer Vision and Pattern Recognition · Computer Science 2020-02-20 Junnan Li , Richard Socher , Steven C. H. Hoi

Efficient downscaling of large ensembles of coarse-scale information is crucial in several applications, such as oceanic and atmospheric modeling. The determining form map is a theoretical lifting function from the low-resolution solution…

Dynamical Systems · Mathematics 2023-10-19 Mohamad Abed El Rahman Hammoud , Edriss S. Titi , Ibrahim Hoteit , Omar Knio

Deep learning has achieved remarkable success in graph-related tasks, yet this accomplishment heavily relies on large-scale high-quality annotated datasets. However, acquiring such datasets can be cost-prohibitive, leading to the practical…

Machine Learning · Computer Science 2024-03-11 Ling-Hao Chen , Yuanshuo Zhang , Taohua Huang , Liangcai Su , Zeyi Lin , Xi Xiao , Xiaobo Xia , Tongliang Liu

Accurate Quality of Service (QoS) prediction is essential for enhancing user satisfaction in web recommendation systems, yet existing prediction models often overlook feature noise, focusing predominantly on label noise. In this paper, we…

Software Engineering · Computer Science 2024-11-11 Ziliang Wang , Xiaohong Zhang , Ze Shi Li , Sheng Huang , Meng Yan

Training deep neural networks(DNN) with noisy labels is challenging since DNN can easily memorize inaccurate labels, leading to poor generalization ability. Recently, the meta-learning based label correction strategy is widely adopted to…

Computer Vision and Pattern Recognition · Computer Science 2023-02-20 Yuanpeng Tu , Boshen Zhang , Yuxi Li , Liang Liu , Jian Li , Yabiao Wang , Chengjie Wang , Cai Rong Zhao

Imperfect labels are ubiquitous in real-world datasets and seriously harm the model performance. Several recent effective methods for handling noisy labels have two key steps: 1) dividing samples into cleanly labeled and wrongly labeled…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Wenkai Chen , Chuang Zhu , Yi Chen , Mengting Li , Tiejun Huang

Estimating time-frequency domain masks for speech enhancement using deep learning approaches has recently become a popular field of research. In this paper, we propose a mask-based speech enhancement framework by using concatenated…

Audio and Speech Processing · Electrical Eng. & Systems 2018-10-29 Ziyi Xu , Maximilian Strake , Tim Fingscheidt

Deep neural networks (DNNs) trained on large-scale datasets have exhibited significant performance in image classification. Many large-scale datasets are collected from websites, however they tend to contain inaccurate labels that are…

Computer Vision and Pattern Recognition · Computer Science 2019-04-23 Daiki Tanaka , Daiki Ikami , Toshihiko Yamasaki , Kiyoharu Aizawa

Semi-supervised learning lately has shown much promise in improving deep learning models when labeled data is scarce. Common among recent approaches is the use of consistency training on a large amount of unlabeled data to constrain model…

Machine Learning · Computer Science 2020-11-06 Qizhe Xie , Zihang Dai , Eduard Hovy , Minh-Thang Luong , Quoc V. Le

In deep learning (DL) systems, label noise in training datasets often degrades model performance, as models may learn incorrect patterns from mislabeled data. The area of Learning with Noisy Labels (LNL) has introduced methods to…

Machine Learning · Computer Science 2024-12-03 Gordon Lim , Stefan Larson , Kevin Leach

Modern deep learning faces significant challenges with noisy labels, class ambiguity, as well as the need to robustly reject out-of-distribution or corrupted samples. In this work, we propose a unified framework based on the concept of a…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Yasser Taha , Grégoire Montavon , Nils Körber