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Partial label learning (PLL) learns from training examples each associated with multiple candidate labels, among which only one is valid. In recent years, benefiting from the strong capability of dealing with ambiguous supervision and the…

Artificial Intelligence · Computer Science 2024-02-28 Qian-Wei Wang , Bowen Zhao , Mingyan Zhu , Tianxiang Li , Zimo Liu , Shu-Tao Xia

The self-supervised ultrasound (US) video model pretraining can use a small amount of labeled data to achieve one of the most promising results on US diagnosis. However, it does not take full advantage of multi-level knowledge for learning…

Computer Vision and Pattern Recognition · Computer Science 2022-10-14 Chunhui Zhang , Yixiong Chen , Li Liu , Qiong Liu , Xi Zhou

Recent work has shown that, when integrated with adversarial training, self-supervised pre-training can lead to state-of-the-art robustness In this work, we improve robustness-aware self-supervised pre-training by learning representations…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Ziyu Jiang , Tianlong Chen , Ting Chen , Zhangyang Wang

Partial label learning (PLL) is a typical weakly supervised learning problem, where each training example is associated with a set of candidate labels among which only one is true. Most existing PLL approaches assume that the incorrect…

Machine Learning · Computer Science 2023-02-02 Congyu Qiao , Ning Xu , Xin Geng

Partial label learning is a prominent weakly supervised classification task, where each training instance is ambiguously labeled with a set of candidate labels. In real-world scenarios, candidate labels are often influenced by instance…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Rui Zhao , Bin Shi , Kai Sun , Bo Dong

We propose a novel sample selection method for image classification in the presence of noisy labels. Existing methods typically consider small-loss samples as correctly labeled. However, some correctly labeled samples are inherently…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Weiran Pan , Wei Wei , Feida Zhu , Yong Deng

Semi-supervised learning (SSL) provides a powerful framework for leveraging unlabeled data when labels are limited or expensive to obtain. SSL algorithms based on deep neural networks have recently proven successful on standard benchmark…

Machine Learning · Computer Science 2019-05-28 Jiaxing Wang , Yin Zheng , Xiaoshuang Chen , Junzhou Huang , Jian Cheng

Partial label learning (PLL) aims to train multiclass classifiers from the examples each annotated with a set of candidate labels where a fixed but unknown candidate label is correct. In the last few years, the instance-independent…

Machine Learning · Computer Science 2023-05-11 Ning Xu , Biao Liu , Jiaqi Lv , Congyu Qiao , Xin Geng

In semi-supervised learning, information from unlabeled examples is used to improve the model learned from labeled examples. In some learning problems, partial label information can be inferred from otherwise unlabeled examples and used to…

Machine Learning · Computer Science 2024-06-04 Colin B. Hansen , Vishwesh Nath , Diego A. Mesa , Yuankai Huo , Bennett A. Landman , Thomas A. Lasko

Compared with multi-class classification, multi-label classification that contains more than one class is more suitable in real life scenarios. Obtaining fully labeled high-quality datasets for multi-label classification problems, however,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Xin Zhang , Rabab Abdelfattah , Yuqi Song , Xiaofeng Wang

Partial Label Learning (PLL) aims to learn from the data where each training instance is associated with a set of candidate labels, among which only one is correct. Most existing methods deal with such problem by either treating each…

Machine Learning · Computer Science 2019-06-04 Gengyu Lyu , Songhe Feng , Yi Jin , Guojun Dai , Congyan Lang , Yidong Li

This work presents a novel approach for semi-supervised semantic segmentation. The key element of this approach is our contrastive learning module that enforces the segmentation network to yield similar pixel-level feature representations…

Computer Vision and Pattern Recognition · Computer Science 2021-08-09 Inigo Alonso , Alberto Sabater , David Ferstl , Luis Montesano , Ana C. Murillo

In partial multi-label learning (PML), the true labels are unobserved, which makes label disambiguation important but difficult. A key challenge is that ambiguous candidate labels can propagate errors into downstream tasks such as feature…

Machine Learning · Computer Science 2026-02-05 Hanlin Pan , Yuhao Tang , Wanfu Gao

We present PESCO, a novel contrastive learning framework that substantially improves the performance of zero-shot text classification. We formulate text classification as a neural text matching problem where each document is treated as a…

Computation and Language · Computer Science 2023-05-25 Yau-Shian Wang , Ta-Chung Chi , Ruohong Zhang , Yiming Yang

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…

Machine Learning · Computer Science 2020-02-14 Fabricio Aparecido Breve , Liang Zhao , Marcos Gonçalves Quiles

A complementary label (CL) simply indicates an incorrect class of an example, but learning with CLs results in multi-class classifiers that can predict the correct class. Unfortunately, the problem setting only allows a single CL for each…

Machine Learning · Computer Science 2022-08-09 Lei Feng , Takuo Kaneko , Bo Han , Gang Niu , Bo An , Masashi Sugiyama

Instance-dependent Partial Label Learning (ID-PLL) aims to learn a multi-class predictive model given training instances annotated with candidate labels related to features, among which correct labels are hidden fixed but unknown. The…

Machine Learning · Computer Science 2024-10-29 Congyu Qiao , Ning Xu , Yihao Hu , Xin Geng

While self-supervised representation learning (SSL) has received widespread attention from the community, recent research argue that its performance will suffer a cliff fall when the model size decreases. The current method mainly relies on…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Yuting Gao , Jia-Xin Zhuang , Shaohui Lin , Hao Cheng , Xing Sun , Ke Li , Chunhua Shen

Deep learning with noisy labels is challenging as deep neural networks have the high capacity to memorize the noisy labels. In this paper, we propose a learning algorithm called Co-matching, which balances the consistency and divergence…

Computer Vision and Pattern Recognition · Computer Science 2021-03-25 Yangdi Lu , Yang Bo , Wenbo He

Contrastive learning has shown remarkable results in recent self-supervised approaches for visual representation. By learning to contrast positive pairs' representation from the corresponding negatives pairs, one can train good visual…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Sungnyun Kim , Gihun Lee , Sangmin Bae , Se-Young Yun