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Self-supervised learning (SSL) has developed rapidly in recent years. However, most of the mainstream methods are computationally expensive and rely on two (or more) augmentations for each image to construct positive pairs. Moreover, they…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Yun-Hao Cao , Jianxin Wu

Structural health monitoring (SHM) has experienced significant advancements in recent decades, accumulating massive monitoring data. Data anomalies inevitably exist in monitoring data, posing significant challenges to their effective…

Machine Learning · Computer Science 2024-12-06 Mingyuan Zhou , Xudong Jian , Ye Xia , Zhilu Lai

Self-supervised learning (SSL) is recognized as an essential tool for building foundation models for Artificial Intelligence applications. The advances in SSL have been made thanks to vigorous arguments about the principles of SSL and…

Machine Learning · Computer Science 2026-05-13 Josef Kittler , Sara Atito , Muhammad Awais

Semi-supervised learning (SSL) has proven to be effective at leveraging large-scale unlabeled data to mitigate the dependency on labeled data in order to learn better models for visual recognition and classification tasks. However, recent…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Hasib Zunair , Yan Gobeil , Samuel Mercier , A. Ben Hamza

Decentralized learning has been advocated and widely deployed to make efficient use of distributed datasets, with an extensive focus on supervised learning (SL) problems. Unfortunately, the majority of real-world data are unlabeled and can…

Machine Learning · Computer Science 2023-03-01 Lirui Wang , Kaiqing Zhang , Yunzhu Li , Yonglong Tian , Russ Tedrake

Self-Supervised Learning (SSL) methods operate on unlabeled data to learn robust representations useful for downstream tasks. Most SSL methods rely on augmentations obtained by transforming the 2D image pixel map. These augmentations ignore…

Computer Vision and Pattern Recognition · Computer Science 2023-01-30 Sumukh Aithal , Anirudh Goyal , Alex Lamb , Yoshua Bengio , Michael Mozer

Self-supervised pretraining has been observed to be effective at improving feature representations for transfer learning, leveraging large amounts of unlabelled data. This review summarizes recent research into its usage in X-ray, computed…

Machine Learning · Computer Science 2023-09-07 Blake VanBerlo , Jesse Hoey , Alexander Wong

RUL estimation suffers from a server data imbalance where data from machines near their end of life is rare. Additionally, the data produced by a machine can only be labeled after the machine failed. Semi-Supervised Learning (SSL) can…

Machine Learning · Computer Science 2021-08-27 Tilman Krokotsch , Mirko Knaak , Clemens Gühmann

As a new paradigm in machine learning, self-supervised learning (SSL) is capable of learning high-quality representations of complex data without relying on labels. In addition to eliminating the need for labeled data, research has found…

Cryptography and Security · Computer Science 2023-08-15 Changjiang Li , Ren Pang , Zhaohan Xi , Tianyu Du , Shouling Ji , Yuan Yao , Ting Wang

Using large training datasets enhances the generalization capabilities of neural networks. Semi-supervised learning (SSL) is useful when there are few labeled data and a lot of unlabeled data. SSL methods that use data augmentation are most…

Computation and Language · Computer Science 2024-01-09 Himmet Toprak Kesgin , Mehmet Fatih Amasyali

Deep learning technologies have already demonstrated a high potential to build diagnosis support systems from medical imaging data, such as Chest X-Ray images. However, the shortage of labeled data in the medical field represents one key…

Image and Video Processing · Electrical Eng. & Systems 2023-01-26 Iván de Andrés Tamé , Kirill Sirotkin , Pablo Carballeira , Marcos Escudero-Viñolo

Self-supervised learning (SSL), especially contrastive methods, has raised attraction recently as it learns effective transferable representations without semantic annotations. A common practice for self-supervised pre-training is to use as…

Computer Vision and Pattern Recognition · Computer Science 2022-05-27 Zhili Liu , Jianhua Han , Lanqing Hong , Hang Xu , Kai Chen , Chunjing Xu , Zhenguo Li

We evaluate the effectiveness of semi-supervised learning (SSL) on a realistic benchmark where data exhibits considerable class imbalance and contains images from novel classes. Our benchmark consists of two fine-grained classification…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Jong-Chyi Su , Zezhou Cheng , Subhransu Maji

Self-supervised learning (SSL) is an effective method for exploiting unlabelled data to learn a high-level embedding space that can be used for various downstream tasks. However, existing methods to monitor the quality of the encoder --…

Machine Learning · Computer Science 2024-09-11 Isaac Xu , Scott Lowe , Thomas Trappenberg

Self-supervised learning (SSL) is a technique for learning useful representations from unlabeled data. It has been applied effectively to domain adaptation (DA) on images and videos. It is still unknown if and how it can be leveraged for…

Computer Vision and Pattern Recognition · Computer Science 2022-05-16 Idan Achituve , Haggai Maron , Gal Chechik

Self-supervised learning (SSL) has advanced significantly in visual representation learning, yet comprehensive evaluations of its adversarial robustness remain limited. In this study, we evaluate the adversarial robustness of seven…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Ömer Veysel Çağatan , Ömer Faruk Tal , M. Emre Gürsoy

The success of deep learning in medical imaging is mostly achieved at the cost of a large labeled data set. Semi-supervised learning (SSL) provides a promising solution by leveraging the structure of unlabeled data to improve learning from…

Machine Learning · Computer Science 2019-07-24 Prashnna Kumar Gyawali , Zhiyuan Li , Sandesh Ghimire , Linwei Wang

Deep neural networks have been widely used in communication signal recognition and achieved remarkable performance, but this superiority typically depends on using massive examples for supervised learning, whereas training a deep neural…

Signal Processing · Electrical Eng. & Systems 2023-11-15 Weidong Wang , Hongshu Liao , Lu Gan

Self-supervised learning (SSL) has recently allowed leveraging large datasets of unlabeled speech signals to reach impressive performance on speech tasks using only small amounts of annotated data. The high number of proposed approaches…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-02 Salah Zaiem , Youcef Kemiche , Titouan Parcollet , Slim Essid , Mirco Ravanelli

3D point clouds are a crucial type of data collected by LiDAR sensors and widely used in transportation applications due to its concise descriptions and accurate localization. Deep neural networks (DNNs) have achieved remarkable success in…

Computer Vision and Pattern Recognition · Computer Science 2023-05-25 Changyu Zeng , Wei Wang , Anh Nguyen , Yutao Yue