Saving for the future: Enhancing generalization via partial logic regularization

Fuente: arXiv
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Auteurs principaux: Tan, Zhaorui, Hu, Yijie, Yang, Xi, Wang, Qiufeng, Nguyen, Anh, Huang, Kaizhu
Format: Preprint
Publié: 2025
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author Tan, Zhaorui
Hu, Yijie
Yang, Xi
Wang, Qiufeng
Nguyen, Anh
Huang, Kaizhu
author_facet Tan, Zhaorui
Hu, Yijie
Yang, Xi
Wang, Qiufeng
Nguyen, Anh
Huang, Kaizhu
contents Generalization remains a significant challenge in visual classification tasks, particularly in handling unknown classes in real-world applications. Existing research focuses on the class discovery paradigm, which tends to favor known classes, and the incremental learning paradigm, which suffers from catastrophic forgetting. Recent approaches such as the L-Reg technique employ logic-based regularization to enhance generalization but are bound by the necessity of fully defined logical formulas, limiting flexibility for unknown classes. This paper introduces PL-Reg, a novel partial-logic regularization term that allows models to reserve space for undefined logic formulas, improving adaptability to unknown classes. Specifically, we formally demonstrate that tasks involving unknown classes can be effectively explained using partial logic. We also prove that methods based on partial logic lead to improved generalization. We validate PL-Reg through extensive experiments on Generalized Category Discovery, Multi-Domain Generalized Category Discovery, and long-tailed Class Incremental Learning tasks, demonstrating consistent performance improvements. Our results highlight the effectiveness of partial logic in tackling challenges related to unknown classes.
format Preprint
id arxiv_https___arxiv_org_abs_2508_15317
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Saving for the future: Enhancing generalization via partial logic regularization
Tan, Zhaorui
Hu, Yijie
Yang, Xi
Wang, Qiufeng
Nguyen, Anh
Huang, Kaizhu
Machine Learning
Generalization remains a significant challenge in visual classification tasks, particularly in handling unknown classes in real-world applications. Existing research focuses on the class discovery paradigm, which tends to favor known classes, and the incremental learning paradigm, which suffers from catastrophic forgetting. Recent approaches such as the L-Reg technique employ logic-based regularization to enhance generalization but are bound by the necessity of fully defined logical formulas, limiting flexibility for unknown classes. This paper introduces PL-Reg, a novel partial-logic regularization term that allows models to reserve space for undefined logic formulas, improving adaptability to unknown classes. Specifically, we formally demonstrate that tasks involving unknown classes can be effectively explained using partial logic. We also prove that methods based on partial logic lead to improved generalization. We validate PL-Reg through extensive experiments on Generalized Category Discovery, Multi-Domain Generalized Category Discovery, and long-tailed Class Incremental Learning tasks, demonstrating consistent performance improvements. Our results highlight the effectiveness of partial logic in tackling challenges related to unknown classes.
title Saving for the future: Enhancing generalization via partial logic regularization
topic Machine Learning
url https://arxiv.org/abs/2508.15317