中文
相关论文

相关论文: MixCo: Mix-up Contrastive Learning for Visual Repr…

200 篇论文

Unsupervised image complexity representation often suffers from bias in positive sample selection and sensitivity to image content. We propose CLICv2, a contrastive learning framework that enforces content invariance for complexity…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Shipeng Liu , Liang Zhao , Dengfeng Chen

Commonsense reasoning tasks such as commonsense knowledge graph completion and commonsense question answering require powerful representation learning. In this paper, we propose to learn commonsense knowledge representation by MICO, a…

计算与语言 · 计算机科学 2022-10-17 Ying Su , Zihao Wang , Tianqing Fang , Hongming Zhang , Yangqiu Song , Tong Zhang

Contrastive learning is commonly applied to self-supervised learning, and has been shown to outperform traditional approaches such as the triplet loss and N-pair loss. However, the requirement of large batch sizes and memory banks has made…

计算机视觉与模式识别 · 计算机科学 2022-08-15 Rishab Balasubramanian , Rupashree Dey , Kunal Rathore

We investigate contrastive learning in the federated setting through the lens of SimCLR and multi-view mutual information maximization. In doing so, we uncover a connection between contrastive representation learning and user verification;…

机器学习 · 计算机科学 2024-05-06 Christos Louizos , Matthias Reisser , Denis Korzhenkov

Contrastive learning is a powerful framework for learning self-supervised representations that generalize well to downstream supervised tasks. We show that multiple existing contrastive learning methods can be reinterpreted as learning…

机器学习 · 计算机科学 2023-02-16 Daniel D. Johnson , Ayoub El Hanchi , Chris J. Maddison

Contrastive learning is a form of self-supervision that can leverage unlabeled data to produce pretrained models. While contrastive learning has demonstrated promising results on natural image classification tasks, its application to…

计算机视觉与模式识别 · 计算机科学 2021-05-19 Hari Sowrirajan , Jingbo Yang , Andrew Y. Ng , Pranav Rajpurkar

We present a self-supervised learning approach to learn audio-visual representations from video and audio. Our method uses contrastive learning for cross-modal discrimination of video from audio and vice-versa. We show that optimizing for…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Pedro Morgado , Nuno Vasconcelos , Ishan Misra

The popularity of self-supervised learning has made it possible to train models without relying on labeled data, which saves expensive annotation costs. However, most existing self-supervised contrastive learning methods often overlook the…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Weiquan Li , Xianzhong Long , Yun Li

Contrastive learning has recently established itself as a powerful self-supervised learning framework for extracting rich and versatile data representations. Broadly speaking, contrastive learning relies on a data augmentation scheme to…

机器学习 · 计算机科学 2023-05-02 Ilgee Hong , Huy Tran , Claire Donnat

Machine unlearning aims to eliminate the influence of a subset of training samples (i.e., unlearning samples) from a trained model. Effectively and efficiently removing the unlearning samples without negatively impacting the overall model…

机器学习 · 计算机科学 2024-01-22 Hong kyu Lee , Qiuchen Zhang , Carl Yang , Jian Lou , Li Xiong

Deep multimodal learning has shown remarkable success by leveraging contrastive learning to capture explicit one-to-one relations across modalities. However, real-world data often exhibits shared relations beyond simple pairwise…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Raja Kumar , Raghav Singhal , Pranamya Kulkarni , Deval Mehta , Kshitij Jadhav

Real-world data often have a long-tailed distribution, where the number of samples per class is not equal over training classes. The imbalanced data form a biased feature space, which deteriorates the performance of the recognition model.…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Minki Jeong , Changick Kim

This paper presents Contrastive Reconstruction, ConRec - a self-supervised learning algorithm that obtains image representations by jointly optimizing a contrastive and a self-reconstruction loss. We showcase that state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2022-02-23 Jonas Dippel , Steffen Vogler , Johannes Höhne

To date, most existing self-supervised learning methods are designed and optimized for image classification. These pre-trained models can be sub-optimal for dense prediction tasks due to the discrepancy between image-level prediction and…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Xinlong Wang , Rufeng Zhang , Chunhua Shen , Tao Kong , Lei Li

Self-supervised representation learning (SSRL) methods have shown great success in computer vision. In recent studies, augmentation-based contrastive learning methods have been proposed for learning representations that are invariant or…

计算机视觉与模式识别 · 计算机科学 2023-07-20 Xia Xu , Jochen Triesch

Recent works in self-supervised learning have advanced the state-of-the-art by relying on the contrastive learning paradigm, which learns representations by pushing positive pairs, or similar examples from the same class, closer together…

机器学习 · 计算机科学 2022-06-27 Jeff Z. HaoChen , Colin Wei , Adrien Gaidon , Tengyu Ma

Representation learning methods utilizing the InfoNCE loss have demonstrated considerable capacity in reducing human annotation effort by training invariant neural feature extractors. Although different variants of the training objective…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Hanyang Chen , Yanchao Yang

Learning rich visual representations using contrastive self-supervised learning has been extremely successful. However, it is still a major question whether we could use a similar approach to learn superior auditory representations. In this…

声音 · 计算机科学 2020-10-20 Haider Al-Tahan , Yalda Mohsenzadeh

Contrastive learning has delivered impressive results for various tasks in the self-supervised regime. However, existing approaches optimize for learning representations specific to downstream scenarios, i.e., \textit{global}…

机器学习 · 计算机科学 2021-10-29 Shuang Ma , Zhaoyang Zeng , Daniel McDuff , Yale Song

Contrastive representation learning has been outstandingly successful in practice. In this work, we identify two key properties related to the contrastive loss: (1) alignment (closeness) of features from positive pairs, and (2) uniformity…

机器学习 · 计算机科学 2022-08-17 Tongzhou Wang , Phillip Isola