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相关论文: CCRL: Contrastive Cell Representation Learning

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Whilst contrastive learning has recently brought notable benefits to deep clustering of unlabelled images by learning sample-specific discriminative visual features, its potential for explicitly inferring class decision boundaries is less…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Jiabo Huang , Shaogang Gong

Identifying unique characteristics in a network through comparison with another network is an essential network analysis task. For example, with networks of protein interactions obtained from normal and cancer tissues, we can discover…

机器学习 · 计算机科学 2022-02-16 Takanori Fujiwara , Jian Zhao , Francine Chen , Yaoliang Yu , Kwan-Liu Ma

Self-supervised learning (SSL) has recently shown tremendous potential to learn generic visual representations useful for many image analysis tasks. Despite their notable success, the existing SSL methods fail to generalize to downstream…

计算机视觉与模式识别 · 计算机科学 2021-10-07 Chetan L Srinidhi , Anne L Martel

The learn-to-compare paradigm of contrastive representation learning (CRL), which compares positive samples with negative ones for representation learning, has achieved great success in a wide range of domains, including natural language…

信息检索 · 计算机科学 2022-06-02 Lanling Xu , Jianxun Lian , Wayne Xin Zhao , Ming Gong , Linjun Shou , Daxin Jiang , Xing Xie , Ji-Rong Wen

Self-Supervised Learning (SSL) is a new paradigm for learning discriminative representations without labelled data and has reached comparable or even state-of-the-art results in comparison to supervised counterparts. Contrastive Learning…

计算机视觉与模式识别 · 计算机科学 2022-08-05 Shohreh Deldari , Hao Xue , Aaqib Saeed , Daniel V. Smith , Flora D. Salim

A good clustering algorithm can discover natural groupings in data. These groupings, if used wisely, provide a form of weak supervision for learning representations. In this work, we present Clustering-based Contrastive Learning (CCL), a…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Vivek Sharma , Makarand Tapaswi , M. Saquib Sarfraz , Rainer Stiefelhagen

Unsupervised learning algorithms are beginning to achieve accuracies comparable to their supervised counterparts on benchmark computer vision tasks, but their utility for practical applications has not yet been demonstrated. In this work,…

计算机视觉与模式识别 · 计算机科学 2022-01-13 Jeremiah W. Johnson , Swathi Hari , Donald Hampton , Hyunju K. Connor , Amy Keesee

The development of deep convolutional neural network architecture is critical to the improvement of image classification task performance. A lot of studies of image classification based on deep convolutional neural network focus on the…

计算机视觉与模式识别 · 计算机科学 2019-08-02 Ke Zhang , Xinsheng Wang , Yurong Guo , Zhenbing Zhao , Zhanyu Ma , Tony X. Han

String representation Learning (SRL) is an important task in the field of Natural Language Processing, but it remains under-explored. The goal of SRL is to learn dense and low-dimensional vectors (or embeddings) for encoding character…

计算与语言 · 计算机科学 2021-12-22 Urchade Zaratiana

Contrastive self-supervised learning (CSL) is an approach to learn useful representations by solving a pretext task that selects and compares anchor, negative and positive (APN) features from an unlabeled dataset. We present a conceptual…

计算机视觉与模式识别 · 计算机科学 2020-09-02 William Falcon , Kyunghyun Cho

Self-supervised learning (SSL) is a machine learning approach where the data itself provides supervision, eliminating the need for external labels. The model is forced to learn about the data structure or context by solving a pretext task.…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Markus Marks , Manuel Knott , Neehar Kondapaneni , Elijah Cole , Thijs Defraeye , Fernando Perez-Cruz , Pietro Perona

Unsupervised and self-supervised representation learning has become popular in recent years for learning useful features from unlabelled data. Representation learning has been mostly developed in the neural network literature, and other…

机器学习 · 计算机科学 2023-09-06 Pascal Esser , Maximilian Fleissner , Debarghya Ghoshdastidar

This paper presents SimCLR: a simple framework for contrastive learning of visual representations. We simplify recently proposed contrastive self-supervised learning algorithms without requiring specialized architectures or a memory bank.…

机器学习 · 计算机科学 2020-07-02 Ting Chen , Simon Kornblith , Mohammad Norouzi , Geoffrey Hinton

Financial sector and especially the insurance industry collect vast volumes of text on a daily basis and through multiple channels (their agents, customer care centers, emails, social networks, and web in general). The information collected…

计算与语言 · 计算机科学 2023-02-10 Amir Namavar Jahromi , Ebrahim Pourjafari , Hadis Karimipour , Amit Satpathy , Lovell Hodge

We introduce Consistent Assignment for Representation Learning (CARL), an unsupervised learning method to learn visual representations by combining ideas from self-supervised contrastive learning and deep clustering. By viewing contrastive…

机器学习 · 计算机科学 2023-10-23 Thalles Silva , Adín Ramírez Rivera

Image super-resolution (SR) research has witnessed impressive progress thanks to the advance of convolutional neural networks (CNNs) in recent years. However, most existing SR methods are non-blind and assume that degradation has a single…

计算机视觉与模式识别 · 计算机科学 2021-07-05 Jiahui Zhang , Shijian Lu , Fangneng Zhan , Yingchen Yu

Through minimization of an appropriate loss function such as the InfoNCE loss, contrastive learning (CL) learns a useful representation function by pulling positive samples close to each other while pushing negative samples far apart in the…

机器学习 · 计算机科学 2024-05-13 Ruijie Jiang , Thuan Nguyen , Prakash Ishwar , Shuchin Aeron

Single-cell RNA sequencing (scRNA-seq) data is a potent tool for comprehending the "language of life" and can provide insights into various downstream biomedical tasks. Large-scale language models (LLMs) are starting to be used for cell…

计算工程、金融与科学 · 计算机科学 2023-06-08 Suyuan Zhao , Jiahuan Zhang , Zaiqing Nie

The advancement of deep learning has greatly improved supervised image classification. However, labeling data is costly, prompting research into unsupervised learning methods such as contrastive learning. In real-world scenarios, fully…

人工智能 · 计算机科学 2026-01-09 Shogo Nakayama , Masahiro Okuda

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…

密码学与安全 · 计算机科学 2023-08-15 Changjiang Li , Ren Pang , Zhaohan Xi , Tianyu Du , Shouling Ji , Yuan Yao , Ting Wang