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Lifelong learning aims to train a model with good performance for new tasks while retaining the capacity of previous tasks. However, some practical scenarios require the system to forget undesirable knowledge due to privacy issues, which is…

人工智能 · 计算机科学 2024-05-30 Lianlei Shan , Wenzhang Zhou , Wei Li , Xingyu Ding

Long-tailed distributions frequently emerge in real-world data, where a large number of minority categories contain a limited number of samples. Such imbalance issue considerably impairs the performance of standard supervised learning…

机器学习 · 计算机科学 2024-03-15 Chaoqun Du , Yulin Wang , Shiji Song , Gao Huang

Distribution shifts are problems where the distribution of data changes between training and testing, which can significantly degrade the performance of a model deployed in the real world. Recent studies suggest that one reason for the…

机器学习 · 计算机科学 2023-04-10 Takuro Kutsuna

Learning novel classes from a very few labeled samples has attracted increasing attention in machine learning areas. Recent research on either meta-learning based or transfer-learning based paradigm demonstrates that gaining information on…

计算机视觉与模式识别 · 计算机科学 2022-01-05 Bingbin Li , Elvis Han Cui , Yanan Li , Donghui Wang , Weng Kee Wong

The primary objective of methods in continual learning is to learn tasks in a sequential manner over time (sometimes from a stream of data), while mitigating the detrimental phenomenon of catastrophic forgetting. This paper proposes a…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Nisha L. Raichur , Lucas Heublein , Tobias Feigl , Alexander Rügamer , Christopher Mutschler , Felix Ott

Few-shot class incremental learning implies the model to learn new classes while retaining knowledge of previously learned classes with a small number of training instances. Existing frameworks typically freeze the parameters of the…

计算机视觉与模式识别 · 计算机科学 2025-01-17 Parinita Nema , Vinod K Kurmi

In neutrino physics, analyses often depend on large simulated datasets, making it essential for models to generalise effectively to real-world detector data. Contrastive learning, a well-established technique in deep learning, offers a…

高能物理 - 实验 · 物理学 2025-05-23 Alex Wilkinson , Radi Radev , Saul Alonso-Monsalve

This paper targets the problem of multi-task dense prediction which aims to achieve simultaneous learning and inference on a bunch of multiple dense prediction tasks in a single framework. A core objective in design is how to effectively…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Siwei Yang , Hanrong Ye , Dan Xu

Contrastive learning is a popular form of self-supervised learning that encourages augmentations (views) of the same input to have more similar representations compared to augmentations of different inputs. Recent attempts to theoretically…

Contrastive learning has achieved state-of-the-art performance in various self-supervised learning tasks and even outperforms its supervised counterpart. Despite its empirical success, theoretical understanding of the superiority of…

机器学习 · 计算机科学 2023-12-21 Wenlong Ji , Zhun Deng , Ryumei Nakada , James Zou , Linjun Zhang

Contrastive Learning has recently received interest due to its success in self-supervised representation learning in the computer vision domain. However, the origins of Contrastive Learning date as far back as the 1990s and its development…

机器学习 · 计算机科学 2020-10-29 Phuc H. Le-Khac , Graham Healy , Alan F. Smeaton

We propose a novel biologically-plausible solution to the credit assignment problem motivated by observations in the ventral visual pathway and trained deep neural networks. In both, representations of objects in the same category become…

机器学习 · 计算机科学 2020-12-08 Shanshan Qin , Nayantara Mudur , Cengiz Pehlevan

Tremendous progress has been made in visual representation learning, notably with the recent success of self-supervised contrastive learning methods. Supervised contrastive learning has also been shown to outperform its cross-entropy…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Ashraful Islam , Chun-Fu Chen , Rameswar Panda , Leonid Karlinsky , Richard Radke , Rogerio Feris

In this paper, we explore contrastive learning for few-shot classification, in which we propose to use it as an additional auxiliary training objective acting as a data-dependent regularizer to promote more general and transferable…

计算机视觉与模式识别 · 计算机科学 2021-06-22 Yassine Ouali , Céline Hudelot , Myriam Tami

Contrastive learning is commonly used as a method of self-supervised learning with the "anchor" and "positive" being two random augmentations of a given input image, and the "negative" is the set of all other images. However, the…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Rishab Balasubramanian , Kunal Rathore

We propose a novel class incremental learning approach by incorporating a feature augmentation technique motivated by adversarial attacks. We employ a classifier learned in the past to complement training examples rather than simply play a…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Taehoon Kim , Jaeyoo Park , Bohyung Han

Most existing works on continual learning (CL) focus on overcoming the catastrophic forgetting (CF) problem, with dynamic models and replay methods performing exceptionally well. However, since current works tend to assume exclusivity or…

计算机视觉与模式识别 · 计算机科学 2022-10-13 Sijia Wang , Yoojin Choi , Junya Chen , Mostafa El-Khamy , Ricardo Henao

Recent methods for deep metric learning have been focusing on designing different contrastive loss functions between positive and negative pairs of samples so that the learned feature embedding is able to pull positive samples of the same…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Shichao Kan , Zhiquan He , Yigang Cen , Yang Li , Vladimir Mladenovic , Zhihai He

Contrastive learning is a discriminative approach that aims at grouping similar samples closer and diverse samples far from each other. It it an efficient technique to train an encoder generating distinguishable and informative…

计算机视觉与模式识别 · 计算机科学 2021-07-19 Qing Chen , Jian Zhang

Continual learning (CL) involves acquiring and accumulating knowledge from evolving tasks while alleviating catastrophic forgetting. Recently, leveraging contrastive loss to construct more transferable and less forgetful representations has…

机器学习 · 计算机科学 2025-09-22 Jia Tang , Xinrui Wang , Songcan Chen