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The open world is inherently dynamic, characterized by ever-evolving concepts and distributions. Continual learning (CL) in this dynamic open-world environment presents a significant challenge in effectively generalizing to unseen test-time…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Youngeun Kim , Jun Fang , Qin Zhang , Zhaowei Cai , Yantao Shen , Rahul Duggal , Dripta S. Raychaudhuri , Zhuowen Tu , Yifan Xing , Onkar Dabeer

In this paper, we address the challenges of online Continual Learning (CL) by introducing a density distribution-based learning framework. CL, especially the Class Incremental Learning, enables adaptation to new test distributions while…

Machine Learning · Computer Science 2023-11-27 Shilin Zhang , Jiahui Wang

Continual learning (CL) studies how models acquire tasks sequentially while retaining previously learned knowledge. Despite substantial progress in benchmarking CL methods, comparative evaluations typically keep the fine-tuning regime…

Machine Learning · Computer Science 2026-04-28 Paul-Tiberiu Iordache , Elena Burceanu

Most modern neural networks for classification fail to take into account the concept of the unknown. Trained neural networks are usually tested in an unrealistic scenario with only examples from a closed set of known classes. In an attempt…

Machine Learning · Computer Science 2022-12-27 Justin Leo , Jugal Kalita

The goal of continual learning is to find a model that solves multiple learning tasks which are presented sequentially to the learner. A key challenge in this setting is that the learner may forget how to solve a previous task when learning…

Machine Learning · Computer Science 2023-06-09 Liangzu Peng , Paris V. Giampouras , René Vidal

Deep neural networks (DNNs) have achieved remarkable success in a variety of computer vision tasks, where massive labeled images are routinely required for model optimization. Yet, the data collected from the open world are unavoidably…

Computer Vision and Pattern Recognition · Computer Science 2023-02-13 Peng Cui , Yang Yue , Zhijie Deng , Jun Zhu

A continual learning (CL) algorithm learns from a non-stationary data stream. The non-stationarity is modeled by some schedule that determines how data is presented over time. Most current methods make strong assumptions on the schedule and…

Machine Learning · Computer Science 2022-10-17 Ruohan Wang , Marco Ciccone , Giulia Luise , Andrew Yapp , Massimiliano Pontil , Carlo Ciliberto

The rise of cloud-device collaborative computing has enabled intelligent services to be delivered across distributed edge devices while leveraging centralized cloud resources. In this paradigm, federated learning (FL) has become a key…

Machine Learning · Computer Science 2025-12-22 Xiao Zhang , Zengzhe Chen , Yuan Yuan , Yifei Zou , Fuzhen Zhuang , Wenyu Jiao , Yuke Wang , Dongxiao Yu

Decision-focused learning (DFL) is an emerging paradigm that integrates machine learning (ML) and constrained optimization to enhance decision quality by training ML models in an end-to-end system. This approach shows significant potential…

Machine Learning · Computer Science 2024-09-05 Jayanta Mandi , James Kotary , Senne Berden , Maxime Mulamba , Victor Bucarey , Tias Guns , Ferdinando Fioretto

Replay-based continual learning (CL) methods assume that models trained on a small subset can also effectively minimize the empirical risk of the complete dataset. These methods maintain a memory buffer that stores a sampled subset of data…

Machine Learning · Computer Science 2025-05-29 Wenyang Liao , Quanziang Wang , Yichen Wu , Renzhen Wang , Deyu Meng

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

Continual Learning (CL) aims to enable models to sequentially learn multiple tasks without forgetting previous knowledge. Recent studies have shown that optimizing towards flatter loss minima can improve model generalization. However,…

Machine Learning · Computer Science 2026-01-13 Yanan Chen , Tieliang Gong , Yunjiao Zhang , Wen Wen

In Continual learning (CL) balancing effective adaptation while combating catastrophic forgetting is a central challenge. Many of the recent best-performing methods utilize various forms of prior task data, e.g. a replay buffer, to tackle…

Machine Learning · Computer Science 2023-06-07 Nader Asadi , MohammadReza Davari , Sudhir Mudur , Rahaf Aljundi , Eugene Belilovsky

Continual learning (CL), which aims to learn a sequence of tasks, has attracted significant recent attention. However, most work has focused on the experimental performance of CL, and theoretical studies of CL are still limited. In…

Machine Learning · Computer Science 2023-02-14 Sen Lin , Peizhong Ju , Yingbin Liang , Ness Shroff

In this study, we explore an emerging research area of Continual Learning for Temporal Sensitive Question Answering (CLTSQA). Previous research has primarily focused on Temporal Sensitive Question Answering (TSQA), often overlooking the…

Computation and Language · Computer Science 2024-07-18 Wanqi Yang , Yunqiu Xu , Yanda Li , Kunze Wang , Binbin Huang , Ling Chen

Most artificial intelligence models have limiting ability to solve new tasks faster, without forgetting previously acquired knowledge. The recently emerging paradigm of continual learning aims to solve this issue, in which the model learns…

Machine Learning · Computer Science 2018-06-01 Ju Xu , Zhanxing Zhu

Continual learning (CL) models are designed to learn new tasks arriving sequentially without re-training the network. However, real-world ML applications have very limited label information and these models suffer from catastrophic…

Machine Learning · Computer Science 2024-06-11 Indu Solomon , Aye Phyu Phyu Aung , Uttam Kumar , Senthilnath Jayavelu

Continual learning (CL) refers to the ability to continuously learn and accumulate new knowledge while retaining useful information from past experiences. Although numerous CL methods have been proposed in recent years, it is not…

Machine Learning · Statistics 2025-03-27 Hanwen Xing , Christopher Yau

One of the successful approaches in semi-supervised learning is based on the consistency regularization. Typically, a student model is trained to be consistent with teacher prediction for the inputs under different perturbations. To be…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Lu Liu , Robby T. Tan

Deep transfer learning techniques try to tackle the limitations of deep learning, the dependency on extensive training data and the training costs, by reusing obtained knowledge. However, the current DTL techniques suffer from either…

Machine Learning · Computer Science 2023-05-12 Mohammadreza Iman , John A. Miller , Khaled Rasheed , Robert M. Branch , Hamid R. Arabnia