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Related papers: Continual Learning Beyond a Single Model

200 papers

Humans excel at continually learning from an ever-changing environment whereas it remains a challenge for deep neural networks which exhibit catastrophic forgetting. The complementary learning system (CLS) theory suggests that the interplay…

Machine Learning · Computer Science 2022-05-11 Elahe Arani , Fahad Sarfraz , Bahram Zonooz

Ensembles of neural networks are known to be much more robust and accurate than individual networks. However, training multiple deep networks for model averaging is computationally expensive. In this paper, we propose a method to obtain the…

Machine Learning · Computer Science 2017-04-04 Gao Huang , Yixuan Li , Geoff Pleiss , Zhuang Liu , John E. Hopcroft , Kilian Q. Weinberger

In many real-world scenarios, data to train machine learning models become available over time. However, neural network models struggle to continually learn new concepts without forgetting what has been learnt in the past. This phenomenon…

Machine Learning · Computer Science 2022-06-29 Beyza Ermis , Giovanni Zappella , Martin Wistuba , Aditya Rawal , Cedric Archambeau

Continual learning constrains models to learn new tasks over time without forgetting what they have already learned. A key challenge in this setting is catastrophic forgetting, where learning new information causes the model to lose its…

Machine Learning · Computer Science 2025-12-10 Federico Di Valerio , Michela Proietti , Alessio Ragno , Roberto Capobianco

Attempts to train a comprehensive artificial intelligence capable of solving multiple tasks have been impeded by a chronic problem called catastrophic forgetting. Although simply replaying all previous data alleviates the problem, it…

Artificial Intelligence · Computer Science 2017-12-13 Hanul Shin , Jung Kwon Lee , Jaehong Kim , Jiwon Kim

Rehearsal-based continual learning (CL) mitigates catastrophic forgetting by maintaining a subset of samples from previous tasks for replay. Existing studies primarily focus on optimizing memory storage through coreset selection strategies.…

Machine Learning · Computer Science 2026-04-13 Minh-Duong Nguyen , Thien-Thanh Dao , Le-Tuan Nguyen , Dung D. Le , Kok-Seng Wong

Humans learn all their life long. They accumulate knowledge from a sequence of learning experiences and remember the essential concepts without forgetting what they have learned previously. Artificial neural networks struggle to learn…

Machine Learning · Computer Science 2020-12-09 Timothée Lesort

Continual learning remains a fundamental challenge in machine learning, requiring models to learn from a stream of tasks without forgetting previously acquired knowledge. A major obstacle in this setting is catastrophic forgetting, where…

Computation and Language · Computer Science 2025-12-18 Xiaodi Li , Dingcheng Li , Rujun Gao , Mahmoud Zamani , Feng Mi , Latifur Khan

Multimodal representations and continual learning are two areas closely related to human intelligence. The former considers the learning of shared representation spaces where information from different modalities can be compared and…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Kai Wang , Luis Herranz , Joost van de Weijer

We investigate ensemble methods for prediction in an online setting. Unlike all the literature in ensembling, for the first time, we introduce a new approach using a meta learner that effectively combines the base model predictions via…

Machine Learning · Computer Science 2022-12-01 Arda Fazla , Mustafa Enes Aydin , Orhun Tamyigit , Suleyman Serdar Kozat

Deep learning has proved to be a successful paradigm for solving many challenges in machine learning. However, deep neural networks fail when trained sequentially on multiple tasks, a shortcoming known as catastrophic forgetting in the…

Machine Learning · Computer Science 2023-10-03 Giulia Lanzillotta , Sidak Pal Singh , Benjamin F. Grewe , Thomas Hofmann

Continual learning (CL) has emerged as a pivotal paradigm to enable large language models (LLMs) to dynamically adapt to evolving knowledge and sequential tasks while mitigating catastrophic forgetting-a critical limitation of the static…

Computation and Language · Computer Science 2026-03-16 Hongyang Chen , Zhongwu Sun , Hongfei Ye , Kunchi Li , Xuemin Lin

Current training regimes for deep learning usually involve exposure to a single task / dataset at a time. Here we start from the observation that in this context the trained model is not given any knowledge of anything outside its…

Artificial Intelligence · Computer Science 2020-02-11 Giacomo Spigler

We study the use of hypermodels to represent epistemic uncertainty and guide exploration. This generalizes and extends the use of ensembles to approximate Thompson sampling. The computational cost of training an ensemble grows with its…

Machine Learning · Computer Science 2020-06-16 Vikranth Dwaracherla , Xiuyuan Lu , Morteza Ibrahimi , Ian Osband , Zheng Wen , Benjamin Van Roy

Human beings are able to master a variety of knowledge and skills with ongoing learning. By contrast, dramatic performance degradation is observed when new tasks are added to an existing neural network model. This phenomenon, termed as…

Machine Learning · Computer Science 2019-10-25 Xin Yao , Tianchi Huang , Chenglei Wu , Rui-Xiao Zhang , Lifeng Sun

Continual learning refers to the ability to acquire and transfer knowledge without catastrophically forgetting what was previously learned. In this work, we consider \emph{few-shot} continual learning in classification tasks, and we propose…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Mengmi Zhang , Tao Wang , Joo Hwee Lim , Gabriel Kreiman , Jiashi Feng

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

In this paper, we bridge the gap between hyperparameter optimization and ensemble learning by performing Bayesian optimization of an ensemble with regards to its hyperparameters. Our method consists in building a fixed-size ensemble,…

Machine Learning · Computer Science 2016-05-23 Julien-Charles Lévesque , Christian Gagné , Robert Sabourin

Continual Learning (CL) methods usually learn from all available data. However, this is not the case in human cognition which efficiently focuses on key experiences while disregarding the redundant information. Similarly, not all data…

Machine Learning · Computer Science 2024-10-24 Elif Ceren Gok Yildirim , Murat Onur Yildirim , Joaquin Vanschoren

To cope with real-world dynamics, an intelligent system needs to incrementally acquire, update, and exploit knowledge throughout its lifetime. This ability, known as Continual learning, provides a foundation for AI systems to develop…

Machine Learning · Computer Science 2025-12-19 Hesham G. Moussa , Aroosa Hameed , Arashmid Akhavain