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Labelling of data for supervised learning can be costly and time-consuming and the risk of incorporating label noise in large data sets is imminent. When training a flexible discriminative model using a strictly proper loss, such noise will…

机器学习 · 统计学 2022-05-13 Amanda Olmin , Fredrik Lindsten

The task of continual learning requires careful design of algorithms that can tackle catastrophic forgetting. However, the noisy label, which is inevitable in a real-world scenario, seems to exacerbate the situation. While very few studies…

计算机视觉与模式识别 · 计算机科学 2022-04-22 Nazmul Karim , Umar Khalid , Ashkan Esmaeili , Nazanin Rahnavard

Traditional metrics like accuracy, F1-score, and precision are frequently used to evaluate machine learning models, however they may not be sufficient for evaluating performance on tiny, unbalanced, or high-dimensional datasets. A…

机器学习 · 计算机科学 2024-12-11 Serzhan Ossenov

Real-world applications of large language models (LLMs) in computational social science (CSS) tasks primarily depend on the effectiveness of instruction tuning (IT) or in-context learning (ICL). While IT has shown highly effective at…

计算与语言 · 计算机科学 2024-09-24 Taihang Wang , Xiaoman Xu , Yimin Wang , Ye Jiang

Correct labels are indispensable for training effective machine learning models. However, creating high-quality labels is expensive, and even professionally labeled data contains errors and ambiguities. Filtering and denoising can be…

Accurately labeling biomedical data presents a challenge. Traditional semi-supervised learning methods often under-utilize available unlabeled data. To address this, we propose a novel reliability-based training data cleaning method…

机器学习 · 计算机科学 2023-09-15 Xianghao Zhan , Qinmei Xu , Yuanning Zheng , Guangming Lu , Olivier Gevaert

In partial multi-label learning (PML), each instance is associated with a set of candidate labels containing both ground-truth and noisy labels. The presence of noisy labels disrupts the correspondence between features and labels, degrading…

机器学习 · 计算机科学 2026-04-13 Yu Chen , Weijun Lv , Yue Huang , Xiaozhao Fang , Jie Wen , Yong Xu , Guanbin Li

Deep models trained with noisy labels are prone to over-fitting and struggle in generalization. Most existing solutions are based on an ideal assumption that the label noise is class-conditional, i.e., instances of the same class share the…

计算机视觉与模式识别 · 计算机科学 2022-08-01 Ganlong Zhao , Guanbin Li , Yipeng Qin , Feng Liu , Yizhou Yu

Deep neural network-based classifiers trained with the categorical cross-entropy (CCE) loss are sensitive to label noise in the training data. One common type of method that can mitigate the impact of label noise can be viewed as supervised…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Aritra Ghosh , Andrew Lan

The precipitous rise and adoption of Large Language Models (LLMs) have shattered expectations with the fastest adoption rate of any consumer-facing technology in history. Healthcare, a field that traditionally uses NLP techniques, was bound…

计算与语言 · 计算机科学 2023-10-10 Surjya Ray , Pratik Mehta , Hongen Zhang , Ada Chaman , Jian Wang , Chung-Jen Ho , Michael Chiou , Tashfeen Suleman

We investigate the problem of classification in the presence of unknown class-conditional label noise in which the labels observed by the learner have been corrupted with some unknown class dependent probability. In order to obtain finite…

机器学习 · 统计学 2019-06-11 Henry W J Reeve , Ata Kaban

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…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Yisen Wang , Weiyang Liu , Xingjun Ma , James Bailey , Hongyuan Zha , Le Song , Shu-Tao Xia

This paper presents a new approach to identifying and eliminating mislabeled training instances for supervised learning. The goal of this approach is to improve classification accuracies produced by learning algorithms by improving the…

人工智能 · 计算机科学 2011-06-02 C. E. Brodley , M. A. Friedl

Hierarchical Multi-Label Classification (HMC) faces critical challenges in maintaining structural consistency and balancing loss weighting in Multi-Task Learning (MTL). In order to address these issues, we propose a classifier called HCAL…

机器学习 · 计算机科学 2025-08-20 Ruobing Jiang , Mengzhe Liu , Haobing Liu , Yanwei Yu

Auditory Large Language Models (LLMs) have demonstrated strong performance across a wide range of speech and audio understanding tasks. Nevertheless, they often struggle when applied to low-resource tasks. In case in-domain labeled data are…

声音 · 计算机科学 2026-05-27 Haolong Zheng , Siyin Wang , Zengrui Jin , Mark Hasegawa-Johnson

Conventional multi-label classification (MLC) methods assume that all samples are fully labeled and identically distributed. Unfortunately, this assumption is unrealistic in large-scale MLC data that has long-tailed (LT) distribution and…

机器学习 · 计算机科学 2023-04-24 Wenqiao Zhang , Changshuo Liu , Lingze Zeng , Beng Chin Ooi , Siliang Tang , Yueting Zhuang

Training deep neural networks with noisy labels remains a significant challenge, often leading to degraded performance. Existing methods for handling label noise typically rely on either transition matrix, noise detection, or meta-learning…

机器学习 · 计算机科学 2026-03-17 Zhanhui Lin , Yanlin Liu , Sanping Zhou

Training deep neural networks with noise and data heterogeneity is a major challenge. We introduce Lightweight Learnable Adaptive Weighting (LiLAW), a method that dynamically adjusts the loss weight of each training sample based on its…

机器学习 · 计算机科学 2026-05-14 Abhishek Moturu , Muhammad Muzammil , Anna Goldenberg , Babak Taati

Large training datasets almost always contain examples with inaccurate or incorrect labels. Deep Neural Networks (DNNs) tend to overfit training label noise, resulting in poorer model performance in practice. To address this problem, we…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Chen Gong , Kong Bin , Eric J. Seibel , Xin Wang , Youbing Yin , Qi Song

In-context learning (ICL) i.e. showing LLMs only a few task-specific demonstrations has led to downstream gains with no task-specific fine-tuning required. However, LLMs are sensitive to the choice of prompts, and therefore a crucial…

计算与语言 · 计算机科学 2024-01-31 Lingyu Gao , Aditi Chaudhary , Krishna Srinivasan , Kazuma Hashimoto , Karthik Raman , Michael Bendersky