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We propose a self-supervised method to solve Pronoun Disambiguation and Winograd Schema Challenge problems. Our approach exploits the characteristic structure of training corpora related to so-called "trigger" words, which are responsible…

Computation and Language · Computer Science 2020-05-06 Tassilo Klein , Moin Nabi

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…

Computer Vision and Pattern Recognition · Computer Science 2021-02-09 Ashish Jaiswal , Ashwin Ramesh Babu , Mohammad Zaki Zadeh , Debapriya Banerjee , Fillia Makedon

Contrastive representation learning has been recently proved to be very efficient for self-supervised training. These methods have been successfully used to train encoders which perform comparably to supervised training on downstream…

Machine Learning · Computer Science 2020-12-03 Ibrahim Merad , Yiyang Yu , Emmanuel Bacry , Stéphane Gaïffas

Traditional supervised learning methods are hitting a bottleneck because of their dependency on expensive manually labeled data and their weaknesses such as limited generalization ability and vulnerability to adversarial attacks. A…

Machine Learning · Computer Science 2021-06-08 Ran Liu

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…

Machine Learning · Computer Science 2023-12-21 Wenlong Ji , Zhun Deng , Ryumei Nakada , James Zou , Linjun Zhang

In this paper, we propose a simple and effective technique to allow for efficient self-supervised learning with bi-directional Transformers. Our approach is motivated by recent studies demonstrating that self-attention patterns in trained…

Computation and Language · Computer Science 2020-10-07 Ameet Deshpande , Karthik Narasimhan

Contrastive self-supervised learning has become a prominent technique in representation learning. The main step in these methods is to contrast semantically similar and dissimilar pairs of samples. However, in the domain of Natural Language…

Computation and Language · Computer Science 2022-06-07 Amrita Bhattacharjee , Mansooreh Karami , Huan Liu

Self-supervised representation learning has achieved impressive empirical success, yet its theoretical understanding remains limited. In this work, we provide a theoretical perspective by formulating self-supervised representation learning…

Machine Learning · Computer Science 2025-10-14 Byeongchan Lee

Recent contrastive methods show significant improvement in self-supervised learning in several domains. In particular, contrastive methods are most effective where data augmentation can be easily constructed e.g. in computer vision.…

Machine Learning · Computer Science 2021-12-09 Konstantinos Kallidromitis , Denis Gudovskiy , Kazuki Kozuka , Iku Ohama , Luca Rigazio

Self-supervised learning approach like contrastive learning is attached great attention in natural language processing. It uses pairs of training data augmentations to build a classification task for an encoder with well representation…

Computation and Language · Computer Science 2021-12-03 Deshui Miao , Jiaqi Zhang , Wenbo Xie , Jian Song , Xin Li , Lijuan Jia , Ning Guo

This paper studies a text classification algorithm based on an improved Transformer to improve the performance and efficiency of the model in text classification tasks. Aiming at the shortcomings of the traditional Transformer model in…

Computation and Language · Computer Science 2025-01-24 Jia Gao , Guiran Liu , Binrong Zhu , Shicheng Zhou , Hongye Zheng , Xiaoxuan Liao

Contrastive learning has proven instrumental in learning unbiased representations of data, especially in complex environments characterized by high-cardinality and high-dimensional sensitive information. However, existing approaches within…

Machine Learning · Computer Science 2024-11-25 Stefan K. Nielsen , Tan M. Nguyen

Understanding self-supervised learning is important but challenging. Previous theoretical works study the role of pretraining losses, and view neural networks as general black boxes. However, the recent work of Saunshi et al. argues that…

Machine Learning · Computer Science 2023-04-11 Jeff Z. HaoChen , Tengyu Ma

Existing approaches for unsupervised metric learning focus on exploring self-supervision information within the input image itself. We observe that, when analyzing images, human eyes often compare images against each other instead of…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Yang Li , Shichao Kan , Zhihai He

We study self-supervised learning on graphs using contrastive methods. A general scheme of prior methods is to optimize two-view representations of input graphs. In many studies, a single graph-level representation is computed as one of the…

Machine Learning · Computer Science 2021-07-22 Xinyi Xu , Cheng Deng , Yaochen Xie , Shuiwang Ji

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…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Yassine Ouali , Céline Hudelot , Myriam Tami

Contrastive learning is a well-established paradigm in representation learning. The standard framework of contrastive learning minimizes the distance between "similar" instances and maximizes the distance between dissimilar ones in the…

Machine Learning · Computer Science 2025-02-06 Naghmeh Ghanooni , Barbod Pajoum , Harshit Rawal , Sophie Fellenz , Vo Nguyen Le Duy , Marius Kloft

The success of most advanced facial expression recognition works relies heavily on large-scale annotated datasets. However, it poses great challenges in acquiring clean and consistent annotations for facial expression datasets. On the other…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Yuxuan Shu , Xiao Gu , Guang-Zhong Yang , Benny Lo

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…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 Rishab Balasubramanian , Kunal Rathore

Recently, contrastive self-supervised learning has become a key component for learning visual representations across many computer vision tasks and benchmarks. However, contrastive learning in the context of domain adaptation remains…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Mamatha Thota , Georgios Leontidis
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