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Machine learning recently proved efficient in learning differential equations and dynamical systems from data. However, the data is commonly assumed to originate from a single never-changing system. In contrast, when modeling real-world…

机器学习 · 计算机科学 2022-06-28 Leonard Bereska , Efstratios Gavves

Neural IR architectures, particularly cross-encoders, are highly effective models whose internal mechanisms are mostly unknown. Most works trying to explain their behavior focused on high-level processes (e.g., what in the input influences…

信息检索 · 计算机科学 2025-07-22 Mathias Vast , Basile Van Cooten , Laure Soulier , Benjamin Piwowarski

Modern applications process massive data volumes that overwhelm the storage and retrieval capabilities of memory systems, making memory the primary performance and energy-efficiency bottleneck of computing systems. Although many…

硬件体系结构 · 计算机科学 2026-03-10 Rahul Bera

Self-supervised pre-training of deep learning models with contrastive learning is a widely used technique in image analysis. Current findings indicate a strong potential for contrastive pre-training on medical images. However, further…

图像与视频处理 · 电气工程与系统科学 2024-10-21 Daniel Wolf , Tristan Payer , Catharina Silvia Lisson , Christoph Gerhard Lisson , Meinrad Beer , Michael Götz , Timo Ropinski

A visual counterfactual explanation replaces image regions in a query image with regions from a distractor image such that the system's decision on the transformed image changes to the distractor class. In this work, we present a novel…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Simon Vandenhende , Dhruv Mahajan , Filip Radenovic , Deepti Ghadiyaram

In representation learning, a disentangled representation is highly desirable as it encodes generative factors of data in a separable and compact pattern. Researchers have advocated leveraging disentangled representations to complete…

计算机视觉与模式识别 · 计算机科学 2024-03-04 Ruiqian Nai , Zixin Wen , Ji Li , Yuanzhi Li , Yang Gao

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

Distracted driving is one of the major reasons for vehicle accidents. Therefore, detecting distracted driving behaviors is of paramount importance to reduce the millions of deaths and injuries occurring worldwide. Distracted or anomalous…

计算机视觉与模式识别 · 计算机科学 2022-05-02 Shehroz S. Khan , Ziting Shen , Haoying Sun , Ax Patel , Ali Abedi

Computer graphics seeks to deliver compelling images, generated within a computing budget, targeted at a specific display device, and ultimately viewed by an individual user. The foveated nature of human vision offers an opportunity to…

图形学 · 计算机科学 2021-07-27 Rachel Brown , Vasha DuTell , Bruce Walter , Ruth Rosenholtz , Peter Shirley , Morgan McGuire , David Luebke

Neural networks have changed the way machines interpret the world. At their core, they learn by following gradients, adjusting their parameters step by step until they identify the most discriminant patterns in the data. This process gives…

计算机视觉与模式识别 · 计算机科学 2025-11-03 Samarup Bhattacharya , Anubhab Bhattacharya , Abir Chakraborty

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

Instance-level contrastive learning techniques, which rely on data augmentation and a contrastive loss function, have found great success in the domain of visual representation learning. They are not suitable for exploiting the rich…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Martine Toering , Ioannis Gatopoulos , Maarten Stol , Vincent Tao Hu

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

In the past few years, we have witnessed remarkable breakthroughs in self-supervised representation learning. Despite the success and adoption of representations learned through this paradigm, much is yet to be understood about how…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Klemen Kotar , Gabriel Ilharco , Ludwig Schmidt , Kiana Ehsani , Roozbeh Mottaghi

Contrastive learning is one of the fastest growing research areas in machine learning due to its ability to learn useful representations without labeled data. However, contrastive learning is susceptible to feature suppression, i.e., it may…

机器学习 · 计算机科学 2021-11-30 Tianhong Li , Lijie Fan , Yuan Yuan , Hao He , Yonglong Tian , Rogerio Feris , Piotr Indyk , Dina Katabi

Contrastive learning (CL) has shown great power in self-supervised learning due to its ability to capture insight correlations among large-scale data. Current CL models are biased to learn only the ability to discriminate positive and…

计算机视觉与模式识别 · 计算机科学 2022-11-17 Ziwen Liu , Bonan Li , Congying Han , Tiande Guo , Xuecheng Nie

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

Self-supervised learning has gained popularity because of its ability to avoid the cost of annotating large-scale datasets. It is capable of adopting self-defined pseudo labels as supervision and use the learned representations for several…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Ashish Jaiswal , Ashwin Ramesh Babu , Mohammad Zaki Zadeh , Debapriya Banerjee , Fillia Makedon

Contrastive learning is a family of self-supervised methods where a model is trained to solve a classification task constructed from unlabeled data. It has recently emerged as one of the leading learning paradigms in the absence of labels…

机器学习 · 统计学 2021-03-05 Bingbin Liu , Pradeep Ravikumar , Andrej Risteski

In contrastive learning, two views of an original image, generated by different augmentations, are considered a positive pair, and their similarity is required to be high. Similarly, two views of distinct images form a negative pair, with…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Lei Wang , Piotr Koniusz , Tom Gedeon , Liang Zheng