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Few-Shot Class-Incremental Learning (FSCIL) has gained considerable attention in recent years for its pivotal role in addressing continuously arriving classes. However, it encounters additional challenges. The scarcity of samples in new…

Artificial Intelligence · Computer Science 2024-03-08 Biqing Qi , Junqi Gao , Xingquan Chen , Dong Li , Jianxing Liu , Ligang Wu , Bowen Zhou

Model-Agnostic Meta-Learning (MAML) is one of the most successful meta-learning techniques for few-shot learning. It uses gradient descent to learn commonalities between various tasks, enabling the model to learn the meta-initialization of…

Machine Learning · Computer Science 2022-08-18 Lin Ding , Peng Liu , Wenfeng Shen , Weijia Lu , Shengbo Chen

Exemplar-based class-incremental learning (CIL) finetunes the model with all samples of new classes but few-shot exemplars of old classes in each incremental phase, where the "few-shot" abides by the limited memory budget. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Zilin Luo , Yaoyao Liu , Bernt Schiele , Qianru Sun

Few-shot class-incremental learning (FSCIL) is a paradigm where a model, initially trained on a dataset of base classes, must adapt to an expanding problem space by recognizing novel classes with limited data. We focus on the challenging…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Jack Foster , Kirill Paramonov , Mete Ozay , Umberto Michieli

We uncover an ever-overlooked deficiency in the prevailing Few-Shot Learning (FSL) methods: the pre-trained knowledge is indeed a confounder that limits the performance. This finding is rooted from our causal assumption: a Structural Causal…

Machine Learning · Computer Science 2020-12-07 Zhongqi Yue , Hanwang Zhang , Qianru Sun , Xian-Sheng Hua

While many FSCIL studies have been undertaken, achieving satisfactory performance, especially during incremental sessions, has remained challenging. One prominent challenge is that the encoder, trained with an ample base session training…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 In-Ug Yoon , Tae-Min Choi , Sun-Kyung Lee , Young-Min Kim , Jong-Hwan Kim

Few-shot class-incremental learning (FSCIL) aims to continuously recognize novel classes under limited data, which suffers from the key stability-plasticity dilemma: balancing the retention of old knowledge with the acquisition of new…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Kexin Bao , Daichi Zhang , Yong Li , Dan Zeng , Shiming Ge

Few-shot class-incremental learning (FSCIL) aims to learn sequential classes with limited samples in a few-shot fashion. Inherited from the classical class-incremental learning setting, the popular benchmark of FSCIL uses averaged accuracy…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Yu-Ming Tang , Yi-Xing Peng , Jingke Meng , Wei-Shi Zheng

Few-Shot Class-Incremental Learning (FSCIL) focuses on models learning new concepts from limited data while retaining knowledge of previous classes. Recently, many studies have started to leverage unlabeled samples to assist models in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-01 Fan Lyu , Linglan Zhao , Chengyan Liu , Yinying Mei , Zhang Zhang , Jian Zhang , Fuyuan Hu , Liang Wang

Incremental Few-Shot Semantic Segmentation (iFSS) tackles a task that requires a model to continually expand its segmentation capability on novel classes using only a few annotated examples. Typical incremental approaches encounter a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Wenbo Xu , Yanan Wu , Haoran Jiang , Yang Wang , Qiang Wu , Jian Zhang

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

Real-world systems must continuously adapt to novel concepts from limited data without forgetting previously acquired knowledge. While Few-Shot Class-Incremental Learning (FSCIL) is established in computer vision, its application to tabular…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Umid Suleymanov , Murat Kantarcioglu , Kevin S Chan , Michael De Lucia , Kevin Hamlen , Latifur Khan , Sharad Mehrotra , Ananthram Swami , Bhavani Thuraisingham

Class-incremental learning (CIL) enables models to learn new classes progressively while preserving knowledge of previously learned ones. Recent advances in this field have shifted towards parameter-efficient fine-tuning techniques, with…

Computer Vision and Pattern Recognition · Computer Science 2025-08-13 Haoran Chen , Ping Wang , Zihan Zhou , Xu Zhang , Zuxuan Wu , Yu-Gang Jiang

The recent focus on Fine-Grained Sketch-Based Image Retrieval (FG-SBIR) has shifted towards generalising a model to new categories without any training data from them. In real-world applications, however, a trained FG-SBIR model is often…

Computer Vision and Pattern Recognition · Computer Science 2022-08-22 Ayan Kumar Bhunia , Aneeshan Sain , Parth Shah , Animesh Gupta , Pinaki Nath Chowdhury , Tao Xiang , Yi-Zhe Song

In this paper, we propose to tackle Few-Shot Class-Incremental Learning (FSCIL) from a new perspective, i.e., relation disentanglement, which means enhancing FSCIL via disentangling spurious relation between categories. The challenge of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Yuan Zhou , Richang Hong , Yanrong Guo , Lin Liu , Shijie Hao , Hanwang Zhang

Federated Class Incremental Learning (FCIL) is a new direction in continual learning (CL) for addressing catastrophic forgetting and non-IID data distribution simultaneously. Existing FCIL methods call for high communication costs and…

Learning from large-scale pre-trained models with strong generalization ability has shown remarkable success in a wide range of downstream tasks recently, but it is still underexplored in the challenging few-shot class-incremental learning…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Linpu He , Yanan Li , Bingze Li , Elvis Han Cui , Donghui Wang

The Few-Shot Segmentation (FSS) aims to accomplish the novel class segmentation task with a few annotated images. Current FSS research based on meta-learning focus on designing a complex interaction mechanism between the query and support…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Jing Wang , Jinagyun Li , Chen Chen , Yisi Zhang , Haoran Shen , Tianxiang Zhang

Few-shot Class-Incremental Learning (FSCIL) aims at learning new concepts continually with only a few samples, which is prone to suffer the catastrophic forgetting and overfitting problems. The inaccessibility of old classes and the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-08 Zhong Ji , Zhishen Hou , Xiyao Liu , Yanwei Pang , Xuelong Li

Few-shot class-incremental learning (FSCIL), which targets at continuously expanding model's representation capacity under few supervisions, is an important yet challenging problem. On the one hand, when fitting new tasks (novel classes),…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Boyu Yang , Mingbao Lin , Binghao Liu , Mengying Fu , Chang Liu , Rongrong Ji , Qixiang Ye