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Annotating the dataset with high-quality labels is crucial for performance of deep network, but in real world scenarios, the labels are often contaminated by noise. To address this, some methods were proposed to automatically split clean…

机器学习 · 计算机科学 2022-12-20 Daehwan Kim , Kwangrok Ryoo , Hansang Cho , Seungryong Kim

Graph neural networks (GNNs) have achieved great success in node classification tasks. However, existing GNNs naturally bias towards the majority classes with more labelled data and ignore those minority classes with relatively few labelled…

机器学习 · 计算机科学 2023-06-28 Mengting Zhou , Zhiguo Gong

Graph contrastive learning has been successfully applied in text classification due to its remarkable ability for self-supervised node representation learning. However, explicit graph augmentations may lead to a loss of semantics in the…

计算与语言 · 计算机科学 2024-11-28 Wei Ai , Jianbin Li , Ze Wang , Yingying Wei , Tao Meng , Yuntao Shou , Keqin Lib

Gestational Diabetes Mellitus (GDM) is a high-prevalence pregnancy complication that requires accurate early risk stratification to reduce maternal and fetal morbidity. However, real-world clinical deployment of machine learning is hindered…

Despite the success of the carefully-annotated benchmarks, the effectiveness of existing graph neural networks (GNNs) can be considerably impaired in practice when the real-world graph data is noisily labeled. Previous explorations in…

机器学习 · 计算机科学 2024-08-30 Yuhao Wu , Jiangchao Yao , Xiaobo Xia , Jun Yu , Ruxin Wang , Bo Han , Tongliang Liu

Self-supervised learning (SSL) in graphs has garnered significant attention, particularly in employing Graph Neural Networks (GNNs) with pretext tasks initially designed for other domains, such as contrastive learning and feature…

机器学习 · 计算机科学 2025-04-17 Heesoo Jung , Hogun Park

In the transductive setting, where the full graph is observed but node labels are only partially available, progress in semi-supervised node classification has largely focused on architectural innovation. In this paper, we revisit an…

机器学习 · 计算机科学 2026-05-21 Brown Zaz , Mar Gonzàlez I Català , Ferran Hernandez Caralt , Moshe Eliasof , Pietro Liò

Graph Neural Networks (GNNs) have demonstrated their effectiveness in various graph learning tasks, yet their reliance on neighborhood aggregation during inference poses challenges for deployment in latency-sensitive applications, such as…

机器学习 · 计算机科学 2024-12-06 Zehong Wang , Zheyuan Zhang , Chuxu Zhang , Yanfang Ye

We propose a semi-supervised approach for contemporary object detectors following the teacher-student dual model framework. Our method is featured with 1) the exponential moving averaging strategy to update the teacher from the student…

计算机视觉与模式识别 · 计算机科学 2021-06-22 Yihe Tang , Weifeng Chen , Yijun Luo , Yuting Zhang

Semi-supervised learning methods are usually employed in the classification of data sets where only a small subset of the data items is labeled. In these scenarios, label noise is a crucial issue, since the noise may easily spread to a…

机器学习 · 计算机科学 2020-02-14 Fabricio Aparecido Breve , Liang Zhao , Marcos Gonçalves Quiles

Labeled data is a critical resource for training and evaluating machine learning models. However, many real-life datasets are only partially labeled. We propose a semi-supervised machine learning training strategy to improve event detection…

计算机视觉与模式识别 · 计算机科学 2022-10-05 Florian Dubost , Erin Hong , Nandita Bhaskhar , Siyi Tang , Daniel Rubin , Christopher Lee-Messer

Semi-supervised learning holds great promise for many real-world applications, due to its ability to leverage both unlabeled and expensive labeled data. However, most semi-supervised learning algorithms still heavily rely on the limited…

机器学习 · 计算机科学 2023-12-29 Huiling Qin , Xianyuan Zhan , Yuanxun Li , Yu Zheng

Graph Self-Supervised Learning (GSSL) offers a powerful paradigm for learning graph representations without labeled data. However, existing work assumes clean, manually curated graphs. Recent advances in NLP enable the large-scale automatic…

机器学习 · 计算机科学 2026-05-08 Othmane Kabal , Mounira Harzallah , Fabrice Guillet , Hideaki Takeda , Ryutaro Ichise

Semi-supervised learning (SSL) has garnered significant attention due to its ability to leverage limited labeled data and a large amount of unlabeled data to improve model generalization performance. Recent approaches achieve impressive…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Bo Cheng , Jueqing Lu , Yuan Tian , Haifeng Zhao , Yi Chang , Lan Du

Generating confidence calibrated outputs is of utmost importance for the applications of deep neural networks in safety-critical decision-making systems. The output of a neural network is a probability distribution where the scores are…

机器学习 · 计算机科学 2021-09-17 Chihuang Liu , Joseph JaJa

We present a new method for learning Soft Random Geometric Graphs (SRGGs), drawn in probabilistic metric spaces, with the connection function of the graph defined as the marginal posterior probability of an edge random variable, given the…

统计方法学 · 统计学 2020-02-05 Kangrui Wang , Dalia Chakrabarty

Graph Neural Networks (GNNs) have been predominant for graph learning tasks; however, recent studies showed that a well-known graph algorithm, Label Propagation (LP), combined with a shallow neural network can achieve comparable performance…

机器学习 · 计算机科学 2022-12-01 Zhiqiang Zhong , Sergey Ivanov , Jun Pang

In semi-supervised learning, methods that rely on confidence learning to generate pseudo-labels have been widely proposed. However, increasing research finds that when faced with noisy and biased data, the model's representation network is…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Yanbiao Ma , Licheng Jiao , Fang Liu , Lingling Li , Shuyuan Yang , Xu Liu

In this paper, we propose a novel framework that combines ensemble learning with augmented graph structures to improve the performance and robustness of semi-supervised node classification in graphs. By creating multiple augmented views of…

机器学习 · 计算机科学 2025-03-25 Maryam Abdolali , Romina Zakerian , Behnam Roshanfekr , Fardin Ayar , Mohammad Rahmati

In a semi-supervised learning scenario, (possibly noisy) partially observed labels are used as input to train a classifier, in order to assign labels to unclassified samples. In this paper, we study this classifier learning problem from a…

机器学习 · 计算机科学 2017-07-21 Gene Cheung , Weng-Tai Su , Yu Mao , Chia-Wen Lin
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