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Label quality issues, such as noisy labels and imbalanced class distributions, have negative effects on model performance. Automatic reweighting methods identify problematic samples with label quality issues by recognizing their negative…

Human-Computer Interaction · Computer Science 2023-12-11 Weikai Yang , Yukai Guo , Jing Wu , Zheng Wang , Lan-Zhe Guo , Yu-Feng Li , Shixia Liu

In many classification problems, misclassification costs are highly asymmetric, while training labels are often corrupted due to measurement error, annotator variability, or adversarial noise. The Neyman-Pearson multiclass classification…

Methodology · Statistics 2026-04-22 Qiong Zhang , Qinglong Tian , Pengfei Li

Motivated by the scarcity of proper labels in an astrophysical application, we have developed a novel technique, called Selfish Evolution, which allows for the detection and correction of corrupted labels in a weakly supervised fashion.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Nima Sedaghat , Tanawan Chatchadanoraset , Colin Orion Chandler , Ashish Mahabal , Maryam Eslami

Learning with noisy labels is a practically challenging problem in weakly supervised learning. In the existing literature, open-set noises are always considered to be poisonous for generalization, similar to closed-set noises. In this…

Machine Learning · Computer Science 2021-11-22 Hongxin Wei , Lue Tao , Renchunzi Xie , Bo An

In supervised classification tasks, models are trained to predict a label for each data point. In real-world datasets, these labels are often noisy due to annotation errors. While the impact of label noise on the performance of deep…

Machine Learning · Computer Science 2025-10-09 Ali Hussaini Umar , Franky Kevin Nando Tezoh , Jean Barbier , Santiago Acevedo , Alessandro Laio

Large-scale datasets possessing clean label annotations are crucial for training Convolutional Neural Networks (CNNs). However, labeling large-scale data can be very costly and error-prone, and even high-quality datasets are likely to…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Yisen Wang , Weiyang Liu , Xingjun Ma , James Bailey , Hongyuan Zha , Le Song , Shu-Tao Xia

In recent years, the remarkable success of deep neural networks (DNNs) in computer vision is largely due to large-scale, high-quality labeled datasets. Training directly on real-world datasets with label noise may result in overfitting. The…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Yuandi Zhao , Qianxi Xia , Yang Sun , Zhijie Wen , Liyan Ma , Shihui Ying

In this paper, we consider a new low-quality label learning problem: learning time series detection models from temporally imprecise labels. In this problem, the data consist of a set of input time series, and supervision is provided by a…

Machine Learning · Statistics 2017-04-14 Roy J. Adams , Benjamin M. Marlin

In some industrial applications such as fraud detection, the performance of common supervision techniques may be affected by the poor quality of the available labels : in actual operational use-cases, these labels may be weak in quantity,…

Machine Learning · Computer Science 2021-06-22 Hugo Le Baher , Vincent Lemaire , Romain Trinquart

We propose a novel framework to perform classification via deep learning in the presence of noisy annotations. When trained on noisy labels, deep neural networks have been observed to first fit the training data with clean labels during an…

Machine Learning · Computer Science 2020-10-26 Sheng Liu , Jonathan Niles-Weed , Narges Razavian , Carlos Fernandez-Granda

Learning with noisy labels is an important and challenging task for training accurate deep neural networks. Some commonly-used loss functions, such as Cross Entropy (CE), suffer from severe overfitting to noisy labels. Robust loss functions…

Machine Learning · Computer Science 2021-08-03 Xiong Zhou , Xianming Liu , Chenyang Wang , Deming Zhai , Junjun Jiang , Xiangyang Ji

Learning from noisy labels (LNL) is crucial in deep learning, in which one of the approaches is to identify clean-label samples from poorly-annotated datasets. Such an identification is challenging because the conventional LNL problem,…

Machine Learning · Computer Science 2025-09-26 Cuong Nguyen , Thanh-Toan Do , Gustavo Carneiro

Class-conditional noise commonly exists in machine learning tasks, where the class label is corrupted with a probability depending on its ground-truth. Many research efforts have been made to improve the model robustness against the…

Machine Learning · Computer Science 2021-05-18 Ming-Kun Xie , Sheng-Jun Huang

To discover intrinsic inter-class transition probabilities underlying data, learning with noise transition has become an important approach for robust deep learning on corrupted labels. Prior methods attempt to achieve such transition…

Machine Learning · Computer Science 2020-06-15 Jun Shu , Qian Zhao , Zongben Xu , Deyu Meng

With the explosion of massive, widely available unlabeled data in the past years, finding label and time efficient, robust learning algorithms has become ever more important in theory and in practice. We study the paradigm of active…

Machine Learning · Computer Science 2020-01-17 Max Hopkins , Daniel Kane , Shachar Lovett , Gaurav Mahajan

A critical bottleneck in supervised machine learning is the need for large amounts of labeled data which is expensive and time consuming to obtain. However, it has been shown that a small amount of labeled data, while insufficient to…

Training neural network classifiers on datasets with label noise poses a risk of overfitting them to the noisy labels. To address this issue, researchers have explored alternative loss functions that aim to be more robust. The…

Machine Learning · Computer Science 2024-08-23 William Toner , Amos Storkey

Recently, over-parameterized deep networks, with increasingly more network parameters than training samples, have dominated the performances of modern machine learning. However, when the training data is corrupted, it has been well-known…

Machine Learning · Computer Science 2022-08-04 Sheng Liu , Zhihui Zhu , Qing Qu , Chong You

Label information plays an important role in supervised hyperspectral image classification problem. However, current classification methods all ignore an important and inevitable problem---labels may be corrupted and collecting clean labels…

Computer Vision and Pattern Recognition · Computer Science 2019-04-03 Junjun Jiang , Jiayi Ma , Zheng Wang , Chen Chen , Xianming Liu

Learning with Noisy labels (LNL) poses a significant challenge for the Machine Learning community. Some of the most widely used approaches that select as clean samples for which the model itself (the in-training model) has high confidence,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Chen Feng , Georgios Tzimiropoulos , Ioannis Patras