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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 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

Sequential recommendation methods play a crucial role in modern recommender systems because of their ability to capture a user's dynamic interest from her/his historical interactions. Despite their success, we argue that these approaches…

信息检索 · 计算机科学 2021-03-02 Xu Xie , Fei Sun , Zhaoyang Liu , Shiwen Wu , Jinyang Gao , Bolin Ding , Bin Cui

Multi-view representation learning has developed rapidly over the past decades and has been applied in many fields. However, most previous works assumed that each view is complete and aligned. This leads to an inevitable deterioration in…

计算机视觉与模式识别 · 计算机科学 2022-11-10 Yiming Wang , Dongxia Chang , Zhiqiang Fu , Jie Wen , Yao Zhao

Contrastive self-supervised learning has outperformed supervised pretraining on many downstream tasks like segmentation and object detection. However, current methods are still primarily applied to curated datasets like ImageNet. In this…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Wouter Van Gansbeke , Simon Vandenhende , Stamatios Georgoulis , Luc Van Gool

Contrastive learning has moved the state of the art for many tasks in computer vision and information retrieval in recent years. This poster is the first work that applies supervised contrastive learning to the task of product matching in…

机器学习 · 计算机科学 2022-05-03 Ralph Peeters , Christian Bizer

Several automatic approaches for objective music performance assessment (MPA) have been proposed in the past, however, existing systems are not yet capable of reliably predicting ratings with the same accuracy as professional judges. This…

声音 · 计算机科学 2021-08-16 Pavan Seshadri , Alexander Lerch

Invariant Contrastive Learning (ICL) methods have achieved impressive performance across various domains. However, the absence of latent space representation for distortion (augmentation)-related information in the latent space makes ICL…

Contrastive learning has achieved remarkable success in representation learning via self-supervision in unsupervised settings. However, effectively adapting contrastive learning to supervised learning tasks remains as a challenge in…

计算与语言 · 计算机科学 2022-01-24 Qianben Chen , Richong Zhang , Yaowei Zheng , Yongyi Mao

How can you sample good negative examples for contrastive learning? We argue that, as with metric learning, contrastive learning of representations benefits from hard negative samples (i.e., points that are difficult to distinguish from an…

机器学习 · 计算机科学 2021-01-26 Joshua Robinson , Ching-Yao Chuang , Suvrit Sra , Stefanie Jegelka

Contrastive learning has achieved great success in self-supervised visual representation learning, but existing approaches mostly ignored spatial information which is often crucial for visual representation. This paper presents…

计算机视觉与模式识别 · 计算机科学 2020-11-20 Xinyue Huo , Lingxi Xie , Longhui Wei , Xiaopeng Zhang , Hao Li , Zijie Yang , Wengang Zhou , Houqiang Li , Qi Tian

Meta-learning enables learning systems to adapt quickly to new tasks, similar to humans. Different meta-learning approaches all work under/with the mini-batch episodic training framework. Such framework naturally gives the information about…

机器学习 · 计算机科学 2025-11-10 Shiguang Wu , Yaqing Wang , Yatao Bian , Quanming Yao

Visual contrastive learning aims to learn representations by contrasting similar (positive) and dissimilar (negative) pairs of data samples. The design of these pairs significantly impacts representation quality, training efficiency, and…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Shasvat Desai , Debasmita Ghose , Deep Chakraborty

Self-supervised contrastive learning is an effective approach for addressing the challenge of limited labelled data. This study builds upon the previously established two-stage patch-level, multi-label classification method for…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Salma Haidar , José Oramas

Deep neural networks (DNNs) have achieved remarkable success in computer vision tasks such as image classification, segmentation, and object detection. However, they are vulnerable to adversarial attacks, which can cause incorrect…

计算机视觉与模式识别 · 计算机科学 2025-11-03 Suklav Ghosh , Sonal Kumar , Arijit Sur

Contrastive learning between different views of the data achieves outstanding success in the field of self-supervised representation learning and the learned representations are useful in broad downstream tasks. Since all supervision…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Haoqing Wang , Xun Guo , Zhi-Hong Deng , Yan Lu

Recently, various contrastive learning techniques have been developed to categorize time series data and exhibit promising performance. A general paradigm is to utilize appropriate augmentations and construct feasible positive samples such…

机器学习 · 计算机科学 2024-10-11 Qianying Ren , Dongsheng Luo , Dongjin Song

Unsupervised learning has made substantial progress over the last few years, especially by means of contrastive self-supervised learning. The dominating dataset for benchmarking self-supervised learning has been ImageNet, for which recent…

图像与视频处理 · 电气工程与系统科学 2022-08-17 Karin Stacke , Jonas Unger , Claes Lundström , Gabriel Eilertsen

Self-supervised contrastive learning heavily relies on the view variance brought by data augmentation, so that it can learn a view-invariant pre-trained representation. Beyond increasing the view variance for contrast, this work focuses on…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Yong Zhang , Rui Zhu , Shifeng Zhang , Xu Zhou , Shifeng Chen , Xiaofan Chen

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