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相关论文: Contrastive Self-Supervised Learning for Wireless …

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Image-level contrastive representation learning has proven to be highly effective as a generic model for transfer learning. Such generality for transfer learning, however, sacrifices specificity if we are interested in a certain downstream…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Fangyun Wei , Yue Gao , Zhirong Wu , Han Hu , Stephen Lin

In this paper, performance evaluation of Newton-Raphson and Conjugate Gradient method has been studied in comparison to Steepest Decent method for coverage and connectivity control in backbone based wireless networks. In order to design…

网络与互联网体系结构 · 计算机科学 2015-06-16 Khalid Khan , D. K. Lobiyal

Graph representation learning plays a vital role in processing graph-structured data. However, prior arts on graph representation learning heavily rely on labeling information. To overcome this problem, inspired by the recent success of…

机器学习 · 计算机科学 2021-07-19 Ming Jin , Yizhen Zheng , Yuan-Fang Li , Chen Gong , Chuan Zhou , Shirui Pan

Existing audio analysis methods generally first transform the audio stream to spectrogram, and then feed it into CNN for further analysis. A standard CNN recognizes specific visual patterns over feature map, then pools for high-level…

声音 · 计算机科学 2023-03-16 Yulin Pan , Xiangteng He , Biao Gong , Yuxin Peng , Yiliang Lv

Contrastive learning has recently seen tremendous success in self-supervised learning. So far, however, it is largely unclear why the learned representations generalize so effectively to a large variety of downstream tasks. We here prove…

机器学习 · 计算机科学 2022-04-08 Roland S. Zimmermann , Yash Sharma , Steffen Schneider , Matthias Bethge , Wieland Brendel

A deep learning-based wavelength controllable forward prediction and inverse design model of nanophotonic devices is proposed. Both the target time-domain and wavelength-domain information can be utilized simultaneously, which enables…

光学 · 物理学 2020-11-09 Yuchen Song , Danshi Wang , Han Ye , Jun Qin , Min Zhang

Contrastive representation learning has proven to be an effective self-supervised learning method for images and videos. Most successful approaches are based on Noise Contrastive Estimation (NCE) and use different views of an instance as…

计算机视觉与模式识别 · 计算机科学 2023-09-27 Julien Denize , Jaonary Rabarisoa , Astrid Orcesi , Romain Hérault

In this work, we aim to consider the application of contrastive learning in the scenario of the recommendation system adequately, making it more suitable for recommendation task. We propose a learning paradigm called supervised contrastive…

信息检索 · 计算机科学 2022-04-20 Chun Yang

Self-supervised learning enables the training of large neural models without the need for large, labeled datasets. It has been generating breakthroughs in several fields, including computer vision, natural language processing, biology, and…

计算与语言 · 计算机科学 2023-12-19 Luis Lugo , Valentin Vielzeuf

Spatial reasoning on multi-view line drawings by state-of-the-art supervised deep networks is recently shown with puzzling low performances on the SPARE3D dataset. Based on the fact that self-supervised learning is helpful when a large…

计算机视觉与模式识别 · 计算机科学 2022-05-17 Siyuan Xiang , Anbang Yang , Yanfei Xue , Yaoqing Yang , Chen Feng

Self-supervised learning has recently attracted considerable attention in the NLP community for its ability to learn discriminative features using a contrastive objective. This paper investigates whether contrastive learning can be extended…

计算与语言 · 计算机科学 2021-09-14 Tassilo Klein , Moin Nabi

Contrastive representation learning has proven to be an effective self-supervised learning method. Most successful approaches are based on Noise Contrastive Estimation (NCE) and use different views of an instance as positives that should be…

计算机视觉与模式识别 · 计算机科学 2023-09-04 Julien Denize , Jaonary Rabarisoa , Astrid Orcesi , Romain Hérault , Stéphane Canu

The fast evolution and widespread of deepfake techniques in real-world scenarios require stronger generalization abilities of face forgery detectors. Some works capture the features that are unrelated to method-specific artifacts, such as…

计算机视觉与模式识别 · 计算机科学 2022-03-03 Hanqing Zhao , Wenbo Zhou , Dongdong Chen , Weiming Zhang , Nenghai Yu

Labeling of multivariate biomedical time series data is a laborious and expensive process. Self-supervised contrastive learning alleviates the need for large, labeled datasets through pretraining on unlabeled data. However, for multivariate…

机器学习 · 统计学 2023-07-21 Thea Brüsch , Mikkel N. Schmidt , Tommy S. Alstrøm

While supervised learning has enabled great progress in many applications, unsupervised learning has not seen such widespread adoption, and remains an important and challenging endeavor for artificial intelligence. In this work, we propose…

机器学习 · 计算机科学 2019-01-23 Aaron van den Oord , Yazhe Li , Oriol Vinyals

Telecommunication networks make extensive use of power amplifiers to broaden the coverage from transmitter to receiver. Achieving high power efficiency is challenging and comes at a price: the wanted linear performance is degraded due to…

系统与控制 · 计算机科学 2018-04-23 Maarten Schoukens , Jules Hammenecker , Adam Cooman

This paper presents a semi-supervised learning framework that is new in being designed for automatic modulation classification (AMC). By carefully utilizing unlabeled signal data with a self-supervised contrastive-learning pre-training…

机器学习 · 计算机科学 2022-03-31 Dongxin Liu , Peng Wang , Tianshi Wang , Tarek Abdelzaher

Self-supervised learning has emerged as a powerful way to pre-train generalizable machine learning models on large amounts of unlabeled data. It is particularly compelling in the music domain, where obtaining labeled data is time-consuming,…

声音 · 计算机科学 2024-04-16 Gabriel Meseguer-Brocal , Dorian Desblancs , Romain Hennequin

Contrastive learning is a powerful self-supervised learning method, but we have a limited theoretical understanding of how it works and why it works. In this paper, we prove that contrastive learning with the standard InfoNCE loss is…

机器学习 · 计算机科学 2024-02-26 Zhiquan Tan , Yifan Zhang , Jingqin Yang , Yang Yuan

Contrastive learning has shown to learn better quality representations than models trained using cross-entropy loss. They also transfer better to downstream datasets from different domains. However, little work has been done to explore the…

计算机视觉与模式识别 · 计算机科学 2023-09-28 Alvin De Jun Tan , Clement Tan , Chai Kiat Yeo
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