Positive and unlabeled learning with controlled probability boundary fence

C Li, Y Dai, L Feng, X Li, B Wang… - Forty-first International …, 2024 - openreview.net
Positive and Unlabeled (PU) learning refers to a special case of binary classification, and
technically, it aims to induce a binary classifier from a few labeled positive training instances …

Bootstrap Latent Prototypes for graph positive-unlabeled learning

C Liang, Y Tian, D Zhao, M Li, S Pan, H Zhang, J Wei - Information Fusion, 2024 - Elsevier
Graph positive-unlabeled (GPU) learning aims to learn binary classifiers from only positive
and unlabeled (PU) nodes. The state-of-the-art methods rely on provided class prior …

Weighted Contrastive Learning With Hard Negative Mining for Positive and Unlabeled Learning

B Yuan, C Gong, D Tao, J Yang - IEEE Transactions on Neural …, 2025 - ieeexplore.ieee.org
Positive and unlabeled (PU) learning aims to train a suitable classifier simply based on a set
of positive data and unlabeled data. The state-of-the-art methods usually formulate PU …

Noise-Resilient Point-wise Anomaly Detection in Time Series Using Weak Segment Labels

Y Wang, H Cheng, J **ong, Q Wen, H Jia… - arxiv preprint arxiv …, 2025 - arxiv.org
Detecting anomalies in temporal data has gained significant attention across various real-
world applications, aiming to identify unusual events and mitigate potential hazards. In …

ESA: Example Sieve Approach for Multi-Positive and Unlabeled Learning

Z Li, M Wei, P Ying, X Xu - arxiv preprint arxiv:2412.02240, 2024 - arxiv.org
Learning from Multi-Positive and Unlabeled (MPU) data has gradually attracted significant
attention from practical applications. Unfortunately, the risk of MPU also suffer from the shift …

Learning A Disentangling Representation For PU Learning

O Zamzam, H Akrami, M Soltanolkotabi… - arxiv preprint arxiv …, 2023 - arxiv.org
In this paper, we address the problem of learning a binary (positive vs. negative) classifier
given Positive and Unlabeled data commonly referred to as PU learning. Although …

Fairness-Aware Online Positive-Unlabeled Learning

H Jung, X Wang - Proceedings of the 2024 Conference on …, 2024 - aclanthology.org
Abstract Machine learning applications for text classification are increasingly used in
domains such as toxicity and misinformation detection in online settings. However, obtaining …