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Recent studies suggest that Reinforcement Fine-Tuning (RFT) is inherently more resilient to catastrophic forgetting than Supervised Fine-Tuning (SFT). However, whether RFT (e.g., GRPO) can effectively overcome forgetting in challenging…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Meng Lou , Hanzhong Guo , Linwei Chen , Yizhou Yu

Deep neural networks (DNNS) excel at learning from static datasets but struggle with continual learning, where data arrives sequentially. Catastrophic forgetting, the phenomenon of forgetting previously learned knowledge, is a primary…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 S Balasubramanian , M Sai Subramaniam , Sai Sriram Talasu , Yedu Krishna P , Manepalli Pranav Phanindra Sai , Ravi Mukkamala , Darshan Gera

Class Incremental Learning (CIL) poses a fundamental challenge: maintaining a balance between the plasticity required to learn new tasks and the stability needed to prevent catastrophic forgetting. While expansion-based methods effectively…

Machine Learning · Computer Science 2026-04-02 Adrian Garcia-Castañeda , Jon Irureta , Jon Imaz , Aizea Lojo

Class incremental semantic segmentation aims to preserve old knowledge while learning new tasks, however, it is impeded by catastrophic forgetting and background shift issues. Prior works indicate the pivotal importance of initializing new…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Zhengyuan Xie , Haiquan Lu , Jia-wen Xiao , Enguang Wang , Le Zhang , Xialei Liu

We tackle the problem of class incremental learning (CIL) in the realm of landcover classification from optical remote sensing (RS) images in this paper. The paradigm of CIL has recently gained much prominence given the fact that data are…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 S Divakar Bhat , Biplab Banerjee , Subhasis Chaudhuri , Avik Bhattacharya

Incremental learning aims to enable machine learning models to continuously acquire new knowledge given new classes, while maintaining the knowledge already learned for old classes. Saving a subset of training samples of previously seen…

Computer Vision and Pattern Recognition · Computer Science 2021-04-22 Jian Jiang , Edoardo Cetin , Oya Celiktutan

Class Incremental Learning (CIL) based on pre-trained models offers a promising direction for open-world continual learning. Existing methods typically rely on correlation-based strategies, where an image's classification feature is used as…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Libo Huang , Zhulin An , Chuanguang Yang , Boyu Diao , Fei Wang , Yan Zeng , Zhifeng Hao , Yongjun Xu

Fine-tuning large language models is becoming ever more impractical due to their rapidly-growing scale. This motivates the use of parameter-efficient adaptation methods such as prompt tuning (PT), which adds a small number of tunable…

Computation and Language · Computer Science 2023-02-23 Simeng Sun , Yang Liu , Dan Iter , Chenguang Zhu , Mohit Iyyer

Continual learning, the ability of a model to learn over time without forgetting previous knowledge and, therefore, be adaptive to new data, is paramount in dynamic fields such as disease outbreak prediction. Deep neural networks, i.e.,…

Machine Learning · Computer Science 2024-01-18 Saba Aslam , Abdur Rasool , Hongyan Wu , Xiaoli Li

Class-incremental fault diagnosis requires a model to adapt to new fault classes while retaining previous knowledge. However, limited research exists for imbalanced and long-tailed data. Extracting discriminative features from few-shot…

Machine Learning · Computer Science 2025-01-22 Hanrong Zhang , Yifei Yao , Zixuan Wang , Jiayuan Su , Mengxuan Li , Peng Peng , Hongwei Wang

User modeling in large e-commerce platforms aims to optimize user experiences by incorporating various customer activities. Traditional models targeting a single task often focus on specific business metrics, neglecting the comprehensive…

Information Retrieval · Computer Science 2025-02-28 Mingdai Yang , Fan Yang , Yanhui Guo , Shaoyuan Xu , Tianchen Zhou , Yetian Chen , Simone Shao , Jia Liu , Yan Gao

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

Class Incremental Learning (CIL) aims to sequentially acquire knowledge of new classes without forgetting previously learned ones. Despite recent progress, current CIL methods still exhibit significant performance gaps compared to their…

Machine Learning · Computer Science 2025-09-29 Zihuan Qiu , Yi Xu , Fanman Meng , Runtong Zhang , Linfeng Xu , Qingbo Wu , Hongliang Li

Class-incremental learning (CIL) has emerged as a means to learn new classes incrementally without catastrophic forgetting of previous classes. Recently, CIL has undergone a paradigm shift towards dynamic architectures due to their superior…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Sunyuan Qiang , Yanyan Liang , Jun Wan , Du Zhang

Despite their success, large pretrained vision models remain vulnerable to catastrophic forgetting when adapted to new tasks in class-incremental settings. Parameter-efficient fine-tuning (PEFT) alleviates this by restricting trainable…

Machine Learning · Computer Science 2026-02-17 Yaqian Zhang , Bernhard Pfahringer , Eibe Frank , Albert Bifet

Class incremental learning (CIL) aims to enable models to continuously learn new classes without catastrophically forgetting old ones. A promising direction is to learn and use prototypes of classes during incremental updates. Despite…

Machine Learning · Computer Science 2025-03-25 Huitong Chen , Yu Wang , Yan Fan , Guosong Jiang , Qinghua Hu

In class-incremental learning, the model is expected to learn new classes continually while maintaining knowledge on previous classes. The challenge here lies in preserving the model's ability to effectively represent prior classes in the…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Arjun Ashok , K J Joseph , Vineeth Balasubramanian

Task-incremental continual learning refers to continually training a model in a sequence of tasks while overcoming the problem of catastrophic forgetting (CF). The issue arrives for the reason that the learned representations are forgotten…

Machine Learning · Computer Science 2023-05-23 Yun Luo , Xiaotian Lin , Zhen Yang , Fandong Meng , Jie Zhou , Yue Zhang

Incremental Learning (IL) has been a long-standing problem in both vision and Natural Language Processing (NLP) communities. In recent years, as Pre-trained Language Models (PLMs) have achieved remarkable progress in various NLP downstream…

Computation and Language · Computer Science 2024-08-09 Junhao Zheng , Shengjie Qiu , Qianli Ma

Imitation learning (IL) and reinforcement learning (RL) each offer distinct advantages for robotics policy learning: IL provides stable learning from demonstrations, and RL promotes generalization through exploration. While existing robot…