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Deep neural networks (DNNs) have achieved remarkable success across diverse domains, but their performance can be severely degraded by noisy or corrupted training data. Conventional noise mitigation methods often rely on explicit…

机器学习 · 计算机科学 2025-06-16 Deliang Jin , Gang Chen , Shuo Feng , Yufeng Ling , Haoran Zhu

EEG-based tinnitus classification is a valuable tool for tinnitus diagnosis, research, and treatments. Most current works are limited to a single dataset where data patterns are similar. But EEG signals are highly non-stationary, resulting…

信号处理 · 电气工程与系统科学 2022-11-08 Yun Li , Zhe Liu , Lina Yao , Jessica J. M. Monaghan , David McAlpine

Uncertainty-aware deep learning (DL) models recently gained attention in fault diagnosis as a way to promote the reliable detection of faults when out-of-distribution (OOD) data arise from unseen faults (epistemic uncertainty) or the…

机器学习 · 计算机科学 2024-12-30 Reza Jalayer , Masoud Jalayer , Andrea Mor , Carlotta Orsenigo , Carlo Vercellis

Visual grounding requires large and diverse region-text pairs. However, manual annotation is costly and fixed vocabularies restrict scalability and generalization. Existing pseudo-labeling pipelines often overfit to biased distributions and…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Yichi Zhang , Gongwei Chen , Jun Zhu , Jia Wan , Liqiang Nie

For semi-supervised learning with imbalance classes, the long-tailed distribution of data will increase the model prediction bias toward dominant classes, undermining performance on less frequent classes. Existing methods also face…

计算机视觉与模式识别 · 计算机科学 2024-01-10 Kuo Yang , Duo Li , Menghan Hu , Guangtao Zhai , Xiaokang Yang , Xiao-Ping Zhang

Due to the lack of labels and the domain diversities, it is a challenge to study person re-identification in the cross-domain setting. An admirable method is to optimize the target model by assigning pseudo-labels for unlabeled samples…

计算机视觉与模式识别 · 计算机科学 2020-12-29 Hongliang Zhang , Shoudong Han , Xiaofeng Pan , Jun Zhao

Long-tailed recognition is ubiquitous and challenging in deep learning and even in the downstream finetuning of foundation models, since the skew class distribution generally prevents the model generalization to the tail classes. Despite…

机器学习 · 计算机科学 2025-10-10 Jiaan Luo , Feng Hong , Qiang Hu , Xiaofeng Cao , Feng Liu , Jiangchao Yao

Real-world data usually couples the label ambiguity and heavy imbalance, challenging the algorithmic robustness of partial label learning (PLL) and long-tailed learning (LT). The straightforward combination of LT and PLL, i.e., LT-PLL,…

机器学习 · 计算机科学 2023-02-13 Feng Hong , Jiangchao Yao , Zhihan Zhou , Ya Zhang , Yanfeng Wang

Computer-aided diagnosis systems must make critical decisions from medical images that are often noisy, ambiguous, or conflicting, yet today's models are trained on overly simplistic labels that ignore diagnostic uncertainty. One-hot labels…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Ang Nan Gu , Michael Tsang , Hooman Vaseli , Purang Abolmaesumi , Teresa Tsang

Diffusion models have achieved impressive performance in generating high-quality and diverse synthetic data. However, their success typically assumes a class-balanced training distribution. In real-world settings, multi-class data often…

Identifying unfamiliar inputs, also known as out-of-distribution (OOD) detection, is a crucial property of any decision making process. A simple and empirically validated technique is based on deep ensembles where the variance of…

机器学习 · 计算机科学 2022-10-19 Seijin Kobayashi , Pau Vilimelis Aceituno , Johannes von Oswald

Active learning (AL) in open set scenarios presents a novel challenge of identifying the most valuable examples in an unlabeled data pool that comprises data from both known and unknown classes. Traditional methods prioritize selecting…

机器学习 · 计算机科学 2024-11-14 Chen-Chen Zong , Ye-Wen Wang , Kun-Peng Ning , Hai-Bo Ye , Sheng-Jun Huang

There has been a significant recent surge in deep neural network (DNN) techniques. Most of the existing DNN techniques have restricted model formats/assumptions. To overcome their limitations, we propose the nonparametric transformation…

统计方法学 · 统计学 2024-10-28 Tong Wang , Shunqin Zhang , Sanguo Zhang , Jian Huang , Shuangge Ma

Point cloud segmentation is a fundamental task in 3D. Despite recent progress on point cloud segmentation with the power of deep networks, current learning methods based on the clean label assumptions may fail with noisy labels. Yet, class…

计算机视觉与模式识别 · 计算机科学 2022-12-07 Shuquan Ye , Dongdong Chen , Songfang Han , Jing Liao

A critical challenge in the data-driven modeling of dynamical systems is producing methods robust to measurement error, particularly when data is limited. Many leading methods either rely on denoising prior to learning or on access to large…

数值分析 · 数学 2019-09-04 Samuel H. Rudy , J. Nathan Kutz , Steven L. Brunton

Long-tailed distributions in image recognition pose a considerable challenge due to the severe imbalance between a few dominant classes with numerous examples and many minority classes with few samples. Recently, the use of large generative…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Guangxi Li , Yinsheng Song , Mingkai Zheng

Evidence-aware fake news detection aims to conduct reasoning between news and evidence, which is retrieved based on news content, to find uniformity or inconsistency. However, we find evidence-aware detection models suffer from biases,…

计算与语言 · 计算机科学 2024-04-16 Qiang Liu , Junfei Wu , Shu Wu , Liang Wang

Practical natural language processing (NLP) tasks are commonly long-tailed with noisy labels. Those problems challenge the generalization and robustness of complex models such as Deep Neural Networks (DNNs). Some commonly used resampling…

计算与语言 · 计算机科学 2023-05-04 Sunyi Chi , Bo Dong , Yiming Xu , Zhenyu Shi , Zheng Du

Label noise is a pervasive problem in deep learning that often compromises the generalization performance of trained models. Recently, leveraging privileged information (PI) -- information available only during training but not at test time…

机器学习 · 计算机科学 2024-05-29 Ke Wang , Guillermo Ortiz-Jimenez , Rodolphe Jenatton , Mark Collier , Efi Kokiopoulou , Pascal Frossard

Despite the recent success of deep neural networks, it remains challenging to effectively model the long-tail class distribution in visual recognition tasks. To address this problem, we first investigate the performance bottleneck of the…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Songyang Zhang , Zeming Li , Shipeng Yan , Xuming He , Jian Sun