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Graph incremental learning (GIL), which continuously updates graph models by sequential knowledge acquisition, has garnered significant interest recently. However, existing GIL approaches focus on task-incremental and class-incremental…

Machine Learning · Computer Science 2026-03-11 Zihao Guo , Qingyun Sun , Ziwei Zhang , Haonan Yuan , Huiping Zhuang , Xingcheng Fu , Jianxin Li

Class-incremental learning (CIL) enables models to continuously learn new categories from sequential tasks without forgetting previously acquired knowledge. While recent advances in vision-language models such as CLIP have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Haoran Chen , Houze Xu , Micah Goldblum , Daoguo Dong , Zuxuan Wu

Significant advancements have been made in single label incremental learning (SLCIL),yet the more practical and challenging multi label class incremental learning (MLCIL) remains understudied. Recently,visual language models such as CLIP…

Computer Vision and Pattern Recognition · Computer Science 2025-01-06 Haifeng Zhao , Yuguang Jin , Leilei Ma

Class-Incremental learning (CIL) refers to the ability of artificial agents to integrate new classes as they appear in a stream. It is particularly interesting in evolving environments where agents have limited access to memory and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Eden Belouadah , Arnaud Dapogny , Kevin Bailly

Machine Learning (ML) models struggle with data that changes over time or across domains due to factors such as noise, occlusion, illumination, or frequency, unlike humans who can learn from such non independent and identically distributed…

Machine Learning · Computer Science 2023-06-22 Gusseppe Bravo-Rocca , Peini Liu , Jordi Guitart , Ajay Dholakia , David Ellison

Few-shot class-incremental learning (FSCIL) aims to design machine learning algorithms that can continually learn new concepts from a few data points, without forgetting knowledge of old classes. The difficulty lies in that limited data…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Hao Chen , Linyan Li , Fan Lyu , Fuyuan Hu , Zhenping Xia , Fenglei Xu

Few-shot class-incremental learning (FSCIL) aims to build machine learning model that can continually learn new concepts from a few data samples, without forgetting knowledge of old classes. The challenges of FSCIL lies in the limited data…

Computer Vision and Pattern Recognition · Computer Science 2023-11-01 Fuyuan Hu , Jian Zhang , Fan Lyu , Linyan Li , Fenglei Xu

Multi-modal class-incremental learning (MMCIL) seeks to leverage multi-modal data, such as audio-visual and image-text pairs, thereby enabling models to learn continuously across a sequence of tasks while mitigating forgetting. While…

Machine Learning · Computer Science 2025-01-17 Xianghu Yue , Yiming Chen , Xueyi Zhang , Xiaoxue Gao , Mengling Feng , Mingrui Lao , Huiping Zhuang , Haizhou Li

Exemplar-Free Class Incremental Learning (efCIL) aims to continuously incorporate the knowledge from new classes while retaining previously learned information, without storing any old-class exemplars (i.e., samples). For this purpose,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Libo Huang , Zhulin An , Yan Zeng , Chuanguang Yang , Xinqiang Yu , Yongjun Xu

Incremental learning (IL) aims to overcome catastrophic forgetting of previous tasks while learning new ones. Existing IL methods make strong assumptions that the incoming task type will either only increases new classes or domains (i.e.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Sheng Luo , Yi Zhou , Tao Zhou

Modern computer vision applications suffer from catastrophic forgetting when incrementally learning new concepts over time. The most successful approaches to alleviate this forgetting require extensive replay of previously seen data, which…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 James Smith , Yen-Chang Hsu , Jonathan Balloch , Yilin Shen , Hongxia Jin , Zsolt Kira

New classes arise frequently in our ever-changing world, e.g., emerging topics in social media and new types of products in e-commerce. A model should recognize new classes and meanwhile maintain discriminability over old classes. Under…

Computer Vision and Pattern Recognition · Computer Science 2022-08-22 Da-Wei Zhou , Han-Jia Ye , Liang Ma , Di Xie , Shiliang Pu , De-Chuan Zhan

Class Incremental Learning (CIL) is challenging due to catastrophic forgetting. On top of that, Exemplar-free Class Incremental Learning is even more challenging due to forbidden access to previous task data. Recent exemplar-free CIL…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Zichong Meng , Jie Zhang , Changdi Yang , Zheng Zhan , Pu Zhao , Yanzhi Wang

This paper studies the problem of class-incremental learning (CIL), a core setting within continual learning where a model learns a sequence of tasks, each containing a distinct set of classes. Traditional CIL methods, which do not leverage…

Machine Learning · Computer Science 2025-11-19 Saleh Momeni , Changnan Xiao , Bing Liu

Few-shot class-incremental learning (FSCIL) aims to design machine learning algorithms that can continually learn new concepts from a few data points, without forgetting knowledge of old classes. The difficulty lies in that limited data…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Chi Zhang , Nan Song , Guosheng Lin , Yun Zheng , Pan Pan , Yinghui Xu

We observe a high level of imbalance in the accuracy of different classes in the same old task for the first time. This intriguing phenomenon, discovered in replay-based Class Incremental Learning (CIL), highlights the imbalanced forgetting…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Shixiong Xu , Gaofeng Meng , Xing Nie , Bolin Ni , Bin Fan , Shiming Xiang

Federated Class Incremental Learning (FCIL) aims to collaboratively process continuously increasing incoming tasks across multiple clients. Among various approaches, data replay has become a promising solution, which can alleviate…

Machine Learning · Computer Science 2025-12-15 Zhuang Qi , Ying-Peng Tang , Lei Meng , Han Yu , Xiaoxiao Li , Xiangxu Meng

Class incremental learning (CIL) aims to recognize both the old and new classes along the increment tasks. Deep neural networks in CIL suffer from catastrophic forgetting and some approaches rely on saving exemplars from previous tasks,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Xiuwei Chen , Xiaobin Chang

Class-Incremental Learning (CIL) or continual learning is a desired capability in the real world, which requires a learning system to adapt to new tasks without forgetting former ones. While traditional CIL methods focus on visual…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Da-Wei Zhou , Yuanhan Zhang , Yan Wang , Jingyi Ning , Han-Jia Ye , De-Chuan Zhan , Ziwei Liu

Real-world environments are inherently non-stationary, frequently introducing new classes over time. This is especially common in time series classification, such as the emergence of new disease classification in healthcare or the addition…

Machine Learning · Computer Science 2024-08-06 Zhongzheng Qiao , Quang Pham , Zhen Cao , Hoang H Le , P. N. Suganthan , Xudong Jiang , Ramasamy Savitha