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The rehearsal strategy is widely used to alleviate the catastrophic forgetting problem in class incremental learning (CIL) by preserving limited exemplars from previous tasks. With imbalanced sample numbers between old and new classes, the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Xiuwei Chen , Xiaobin Chang

Recent advances have shown that sequential fine-tuning (SeqFT) of pre-trained vision transformers (ViTs), followed by classifier refinement using approximate distributions of class features, can be an effective strategy for…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Xuan Rao , Simian Xu , Zheng Li , Bo Zhao , Derong Liu , Mingming Ha , Cesare Alippi

Few-shot class-incremental learning (FSCIL) aims to incrementally recognize new classes using a few samples while maintaining the performance on previously learned classes. One of the effective methods to solve this challenge is to…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Ye Wang , Yaxiong Wang , Guoshuai Zhao , Xueming Qian

Different from fine-tuning models pre-trained on a large-scale dataset of preset classes, class-incremental learning (CIL) aims to recognize novel classes over time without forgetting pre-trained classes. However, a given model will be…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Xiang Xiang , Yuwen Tan , Qian Wan , Jing Ma

Novel classes frequently arise in our dynamically changing world, e.g., new users in the authentication system, and a machine learning model should recognize new classes without forgetting old ones. This scenario becomes more challenging…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Da-Wei Zhou , Fu-Yun Wang , Han-Jia Ye , Liang Ma , Shiliang Pu , De-Chuan Zhan

Few-shot class-incremental Learning (FSCIL) enables models to learn new classes from limited data while retaining performance on previously learned classes. Traditional FSCIL methods often require fine-tuning parameters with limited new…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Jizhou Han , Chenhao Ding , Yuhang He , Songlin Dong , Qiang Wang , Xinyuan Gao , Yihong Gong

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

Pre-trained vision-language models have inspired much research on few-shot learning. However, with only a few training images, there exist two crucial problems: (1) the visual feature distributions are easily distracted by class-irrelevant…

Computer Vision and Pattern Recognition · Computer Science 2023-05-22 Runqi Wang , Hao Zheng , Xiaoyue Duan , Jianzhuang Liu , Yuning Lu , Tian Wang , Songcen Xu , Baochang Zhang

Few-shot class-incremental learning is crucial for developing scalable and adaptive intelligent systems, as it enables models to acquire new classes with minimal annotated data while safeguarding the previously accumulated knowledge.…

Machine Learning · Computer Science 2024-09-19 Cuiwei Liu , Siang Xu , Huaijun Qiu , Jing Zhang , Zhi Liu , Liang Zhao

Few-Shot Class-Incremental Learning (FSCIL) faces a critical challenge: balancing the retention of prior knowledge with the acquisition of new classes. Existing methods either freeze the backbone to prevent catastrophic forgetting,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Xiaojie Li , Jianlong Wu , Yue Yu , Liqiang Nie , Min Zhang

For most real-world applications, robots need to adapt and learn continually with limited data in their environments. In this paper, we consider the problem of Few-Shot class Incremental Learning (FSIL), in which an AI agent is required to…

Robotics · Computer Science 2023-08-02 Ali Ayub , Alan R. Wagner

Although few-shot learning and one-class classification (OCC), i.e., learning a binary classifier with data from only one class, have been separately well studied, their intersection remains rather unexplored. Our work addresses the…

Machine Learning · Computer Science 2021-02-12 Ahmed Frikha , Denis Krompaß , Hans-Georg Köpken , Volker Tresp

Few-shot class-incremental learning (FSCIL) presents a core challenge in continual learning, requiring models to rapidly adapt to new classes with very limited samples while mitigating catastrophic forgetting. Recent prompt-based methods,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Shuai Huang , Xuhan Lin , Yuwu Lu

Few-shot class-incremental learning (FSCIL) has been proposed aiming to enable a deep learning system to incrementally learn new classes with limited data. Recently, a pioneer claims that the commonly used replay-based method in…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Huan Liu , Li Gu , Zhixiang Chi , Yang Wang , Yuanhao Yu , Jun Chen , Jin Tang

The continual appearance of new objects in the visual world poses considerable challenges for current deep learning methods in real-world deployments. The challenge of new task learning is often exacerbated by the scarcity of data for the…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Can Peng , Kun Zhao , Tianren Wang , Meng Li , Brian C. Lovell

The task of Few-shot learning (FSL) aims to transfer the knowledge learned from base categories with sufficient labelled data to novel categories with scarce known information. It is currently an important research question and has great…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Chengming Xu , Chen Liu , Xinwei Sun , Siqian Yang , Yabiao Wang , Chengjie Wang , Yanwei Fu

New objects are continuously emerging in the dynamically changing world and a real-world artificial intelligence system should be capable of continual and effectual adaptation to new emerging classes without forgetting old ones. In view of…

Machine Learning · Computer Science 2023-05-04 Xuejun Han , Yuhong Guo

Few-Shot Class-Incremental Learning (FSCIL) models aim to incrementally learn new classes with scarce samples while preserving knowledge of old ones. Existing FSCIL methods usually fine-tune the entire backbone, leading to overfitting and…

Machine Learning · Computer Science 2024-07-18 Chenxi Liu , Zhenyi Wang , Tianyi Xiong , Ruibo Chen , Yihan Wu , Junfeng Guo , Heng Huang

Few-shot class-incremental learning (FSCIL) aims to continually learn new classes from only a few samples without forgetting previous ones, requiring intelligent agents to adapt to dynamic environments. FSCIL combines the characteristics…

Computer Vision and Pattern Recognition · Computer Science 2025-07-14 Dunwei Tu , Huiyu Yi , Tieyi Zhang , Ruotong Li , Furao Shen , Jian Zhao

Transductive Few-Shot learning has gained increased attention nowadays considering the cost of data annotations along with the increased accuracy provided by unlabelled samples in the domain of few shot. Especially in Few-Shot…

Machine Learning · Computer Science 2022-09-20 Yuqing Hu , Stéphane Pateux , Vincent Gripon