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Related papers: Replay Can Provably Increase Forgetting

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Continual learning (CL) aims to constantly learn new knowledge over time while avoiding catastrophic forgetting on old tasks. We focus on continual text classification under the class-incremental setting. Recent CL studies have identified…

Computation and Language · Computer Science 2023-10-11 Yifan Song , Peiyi Wang , Weimin Xiong , Dawei Zhu , Tianyu Liu , Zhifang Sui , Sujian Li

Continual learning aims to provide intelligent agents capable of learning multiple tasks sequentially with neural networks. One of its main challenging, catastrophic forgetting, is caused by the neural networks non-optimal ability to learn…

Machine Learning · Computer Science 2021-01-29 Ghada Sokar , Decebal Constantin Mocanu , Mykola Pechenizkiy

User behavior on online platforms is evolving, reflecting real-world changes in how people post, whether it's helpful messages or hate speech. Models that learn to capture this content can experience a decrease in performance over time due…

Machine Learning · Computer Science 2025-11-04 Yasas Senarath , Hemant Purohit

Self-supervised learning has emerged as a method for utilizing massive unlabeled data for pre-training models, providing an effective feature extractor for various mobile sensing applications. However, when deployed to end-users, these…

Signal Processing · Electrical Eng. & Systems 2025-03-21 Hyungjun Yoon , Jaehyun Kwak , Biniyam Aschalew Tolera , Gaole Dai , Mo Li , Taesik Gong , Kimin Lee , Sung-Ju Lee

We introduce a neural network architecture that logarithmically reduces the number of self-rehearsal steps in the generative rehearsal of continually learned models. In continual learning (CL), training samples come in subsequent tasks, and…

Machine Learning · Computer Science 2022-01-19 Wojciech Masarczyk , Paweł Wawrzyński , Daniel Marczak , Kamil Deja , Tomasz Trzciński

Continual learning aims to create artificial neural networks capable of accumulating knowledge and skills through incremental training on a sequence of tasks. The main challenge of continual learning is catastrophic interference, wherein…

Artificial Intelligence · Computer Science 2023-11-01 Anton Lee , Yaqian Zhang , Heitor Murilo Gomes , Albert Bifet , Bernhard Pfahringer

Catastrophic forgetting describes the fact that machine learning models will likely forget the knowledge of previously learned tasks after the learning process of a new one. It is a vital problem in the continual learning scenario and…

Machine Learning · Computer Science 2022-05-25 Wenjie Jiang , Zhide Lu , Dong-Ling Deng

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

Significant advancements have been made in single label incremental learning (SLCIL),yet the more practical and challenging multi label class incremental learning (MLCIL) remains understudied. Recently,visual language models such as CLIP…

Computer Vision and Pattern Recognition · Computer Science 2025-01-06 Haifeng Zhao , Yuguang Jin , Leilei Ma

Recently, self-supervised representation learning gives further development in multimedia technology. Most existing self-supervised learning methods are applicable to packaged data. However, when it comes to streamed data, they are…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Zhiwei Lin , Yongtao Wang , Hongxiang Lin

We study the common continual learning setup where an overparameterized model is sequentially fitted to a set of jointly realizable tasks. We analyze forgetting, defined as the loss on previously seen tasks, after $k$ iterations. For…

Machine Learning · Computer Science 2026-01-05 Itay Evron , Ran Levinstein , Matan Schliserman , Uri Sherman , Tomer Koren , Daniel Soudry , Nathan Srebro

Prioritized experience replay is a reinforcement learning technique whereby agents speed up learning by replaying useful past experiences. This usefulness is quantified as the expected gain from replaying the experience, a quantity often…

Machine Learning · Computer Science 2022-02-18 Yizhi Yuan , Marcelo G Mattar

In neural networks, continual learning results in gradient interference among sequential tasks, leading to catastrophic forgetting of old tasks while learning new ones. This issue is addressed in recent methods by storing the important…

Machine Learning · Computer Science 2023-02-06 Gobinda Saha , Kaushik Roy

Existing research on continual learning of a sequence of tasks focused on dealing with catastrophic forgetting, where the tasks are assumed to be dissimilar and have little shared knowledge. Some work has also been done to transfer…

Machine Learning · Computer Science 2021-12-21 Zixuan Ke , Bing Liu , Xingchang Huang

Continual Learning (CL) methods aim to enable machine learning models to learn new tasks without catastrophic forgetting of those that have been previously mastered. Existing CL approaches often keep a buffer of previously-seen samples,…

Machine Learning · Computer Science 2022-02-22 Dong Gong , Qingsen Yan , Yuhang Liu , Anton van den Hengel , Javen Qinfeng Shi

Modern language models are powerful, but typically static after deployment. A major obstacle to building models that continually learn over time is catastrophic forgetting, where updating on new data erases previously acquired capabilities.…

Computation and Language · Computer Science 2025-10-20 Jessy Lin , Luke Zettlemoyer , Gargi Ghosh , Wen-Tau Yih , Aram Markosyan , Vincent-Pierre Berges , Barlas Oğuz

Continual learning (CL) has traditionally focused on minimizing exemplar memory, a constraint often misaligned with modern systems where GPU time, not storage, is the primary bottleneck. This paper challenges this paradigm by investigating…

Machine Learning · Computer Science 2026-02-19 Dongkyu Cho , Taesup Moon , Rumi Chunara , Kyunghyun Cho , Sungmin Cha

Forgetting presents a significant challenge during incremental training, making it particularly demanding for contemporary AI systems to assimilate new knowledge in streaming data environments. To address this issue, most approaches in…

Machine Learning · Computer Science 2024-08-27 Monica Millunzi , Lorenzo Bonicelli , Angelo Porrello , Jacopo Credi , Petter N. Kolm , Simone Calderara

Experience replay is a key technique behind many recent advances in deep reinforcement learning. Allowing the agent to learn from earlier memories can speed up learning and break undesirable temporal correlations. Despite its wide-spread…

Artificial Intelligence · Computer Science 2017-10-19 Ruishan Liu , James Zou

Catastrophic forgetting is of special importance in reinforcement learning, as the data distribution is generally non-stationary over time. We study and compare several pseudorehearsal approaches for Q-learning with function approximation…

Artificial Intelligence · Computer Science 2017-03-22 Vladimir Marochko , Leonard Johard , Manuel Mazzara