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Related papers: Co-Transport for Class-Incremental Learning

200 papers

Incremental learning with concept drift has often been tackled by ensemble methods, where models built in the past can be re-trained to attain new models for the current data. Two design questions need to be addressed in developing ensemble…

Machine Learning · Computer Science 2017-02-14 Yu Sun , Ke Tang , Zexuan Zhu , Xin Yao

The task of Long-tailed Class Incremental Learning (LT-CIL) addresses the sequential learning of new classes from datasets with imbalanced class distributions. This scenario intensifies the fundamental problem of catastrophic forgetting,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-06 Taigo Sakai , Kazuhiro Hotta

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

In the realm of time series analysis, tackling the phenomenon of concept drift poses a significant challenge. Concept drift -- characterized by the evolving statistical properties of time series data, affects the reliability and accuracy of…

Machine Learning · Computer Science 2025-02-03 Kunpeng Xu , Lifei Chen , Shengrui Wang

Existing Class Incremental Learning (CIL) methods are based on a supervised classification framework sensitive to data labels. When updating them based on the new class data, they suffer from catastrophic forgetting: the model cannot…

Machine Learning · Computer Science 2021-11-23 Zixuan Ni , Siliang Tang , Yueting Zhuang

This paper presents a pioneering exploration of reinforcement learning (RL) via group relative policy optimization for unified multimodal large language models (ULMs), aimed at simultaneously reinforcing generation and understanding…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Jingjing Jiang , Chongjie Si , Jun Luo , Hanwang Zhang , Chao Ma

Class-Incremental Learning (CIL) aims to solve the neural networks' catastrophic forgetting problem, which refers to the fact that once the network updates on a new task, its performance on previously-learned tasks drops dramatically. Most…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Libo Huang , Yan Zeng , Chuanguang Yang , Zhulin An , Boyu Diao , Yongjun Xu

How to enable learnability for new classes while keeping the capability well on old classes has been a crucial challenge for class incremental learning. Beyond the normal case, long-tail class incremental learning and few-shot class…

Machine Learning · Computer Science 2023-08-04 Yibo Yang , Haobo Yuan , Xiangtai Li , Jianlong Wu , Lefei Zhang , Zhouchen Lin , Philip Torr , Dacheng Tao , Bernard Ghanem

We study the new task of class-incremental Novel Class Discovery (class-iNCD), which refers to the problem of discovering novel categories in an unlabelled data set by leveraging a pre-trained model that has been trained on a labelled data…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Subhankar Roy , Mingxuan Liu , Zhun Zhong , Nicu Sebe , Elisa Ricci

Food image classification is essential for monitoring health and tracking dietary in image-based dietary assessment methods. However, conventional systems often rely on static datasets with fixed classes and uniform distribution. In…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Siddeshwar Raghavan , Jiangpeng He , Fengqing Zhu

Recently, neural networks have shown impressive progress across diverse fields, with speech processing being no exception. However, recent breakthroughs in this area require extensive offline training using large datasets and tremendous…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-05 Umberto Cappellazzo , Enrico Fini , Muqiao Yang , Daniele Falavigna , Alessio Brutti , Bhiksha Raj

Multi-modal learning has emerged as a key technique for improving performance across domains such as autonomous driving, robotics, and reasoning. However, in certain scenarios, particularly in resource-constrained environments, some…

Robotics · Computer Science 2026-01-01 Rui Liu , Yu Shen , Peng Gao , Pratap Tokekar , Ming Lin

This paper introduces a two-stage framework designed to enhance long-tail class incremental learning, enabling the model to progressively learn new classes, while mitigating catastrophic forgetting in the context of long-tailed data…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Jayateja Kalla , Soma Biswas

Continual learning poses a fundamental challenge for modern machine learning systems, requiring models to adapt to new tasks while retaining knowledge from previous ones. Addressing this challenge necessitates the development of efficient…

Machine Learning · Computer Science 2024-04-10 Jędrzej Kozal , Jan Wasilewski , Bartosz Krawczyk , Michał Woźniak

Online Class-Incremental Learning (OCIL) enables models to learn continuously from non-i.i.d. data streams. Since samples of the data streams can be seen only once, it is more suitable for real-world scenarios compared to offline learning.…

Machine Learning · Computer Science 2026-05-29 Shibin Su , Guoqiang Liang , De Cheng , Shizhou Zhang , Lingyan Ran

Class Incremental Learning (CIL) aims to handle the scenario where data of novel classes occur continuously and sequentially. The model should recognize the sequential novel classes while alleviating the catastrophic forgetting. In the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-16 Xiaoshuang Chen , Zhongyi Sun , Ke Yan , Shouhong Ding , Hongtao Lu

Continual learning aims to learn knowledge of tasks observed in sequential time steps while mitigating the forgetting of previously learned knowledge. Existing methods were designed to learn a single modality (e.g., image) over time, which…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Hyundong Jin , Eunwoo Kim

Zero-shot action recognition requires a strong ability to generalize from pre-training and seen classes to novel unseen classes. Similarly, continual learning aims to develop models that can generalize effectively and learn new tasks…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Shreyank N Gowda , Davide Moltisanti , Laura Sevilla-Lara

This paper proposes two novel knowledge transfer techniques for class-incremental learning (CIL). First, we propose data-free generative replay (DF-GR) to mitigate catastrophic forgetting in CIL by using synthetic samples from a generative…

Computer Vision and Pattern Recognition · Computer Science 2021-06-21 Yoojin Choi , Mostafa El-Khamy , Jungwon Lee

Existing continual learning (CL) research regards catastrophic forgetting (CF) as almost the only challenge. This paper argues for another challenge in class-incremental learning (CIL), which we call cross-task class discrimination…

Machine Learning · Computer Science 2023-05-25 Yiduo Guo , Bing Liu , Dongyan Zhao