English
Related papers

Related papers: Colorization as a Proxy Task for Visual Understand…

200 papers

Recent advances have spurred incredible progress in self-supervised pretraining for vision. We investigate what factors may play a role in the utility of these pretraining methods for practitioners. To do this, we evaluate various…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Alejandro Newell , Jia Deng

Although well-known large-scale datasets, such as ImageNet, have driven image understanding forward, most of these datasets require extensive manual annotation and are thus not easily scalable. This limits the advancement of image…

Computer Vision and Pattern Recognition · Computer Science 2020-02-07 Jean Lahoud , Bernard Ghanem

One paradigm for learning from few labeled examples while making best use of a large amount of unlabeled data is unsupervised pretraining followed by supervised fine-tuning. Although this paradigm uses unlabeled data in a task-agnostic way,…

Machine Learning · Computer Science 2020-10-27 Ting Chen , Simon Kornblith , Kevin Swersky , Mohammad Norouzi , Geoffrey Hinton

Deep learning perception models require a massive amount of labeled training data to achieve good performance. While unlabeled data is easy to acquire, the cost of labeling is prohibitive and could create a tremendous burden on companies or…

Computer Vision and Pattern Recognition · Computer Science 2021-11-19 Xinnan Du , William Zhang , Jose M. Alvarez

In this paper, we investigate self-supervised pre-training methods for document text recognition. Nowadays, large unlabeled datasets can be collected for many research tasks, including text recognition, but it is costly to annotate them.…

Computer Vision and Pattern Recognition · Computer Science 2024-05-02 Martin Kišš , Michal Hradiš

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,…

Sound · Computer Science 2024-04-16 Gabriel Meseguer-Brocal , Dorian Desblancs , Romain Hennequin

In recent visual self-supervision works, an imitated classification objective, called pretext task, is established by assigning labels to transformed or augmented input images. The goal of pretext can be predicting what transformations are…

Computer Vision and Pattern Recognition · Computer Science 2021-11-25 Seunghan Yang , Debasmit Das , Simyung Chang , Sungrack Yun , Fatih Porikli

Existing few-shot learning (FSL) methods rely on training with a large labeled dataset, which prevents them from leveraging abundant unlabeled data. From an information-theoretic perspective, we propose an effective unsupervised FSL method,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Yuning Lu , Liangjian Wen , Jianzhuang Liu , Yajing Liu , Xinmei Tian

Self-supervised learning has proved to be a powerful approach to learn image representations without the need of large labeled datasets. For underwater robotics, it is of great interest to design computer vision algorithms to improve…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Alan Preciado-Grijalva , Bilal Wehbe , Miguel Bande Firvida , Matias Valdenegro-Toro

Self-supervised learning has gained prominence due to its efficacy at learning powerful representations from unlabelled data that achieve excellent performance on many challenging downstream tasks. However supervision-free pre-text tasks…

Computer Vision and Pattern Recognition · Computer Science 2021-03-26 Ayan Kumar Bhunia , Pinaki Nath Chowdhury , Yongxin Yang , Timothy M. Hospedales , Tao Xiang , Yi-Zhe Song

Despite their irresistible success, deep learning algorithms still heavily rely on annotated data. On the other hand, unsupervised settings pose many challenges, especially about determining the right inductive bias in diverse scenarios.…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Beril Besbinar , Pascal Frossard

Self-training is one of the earliest and simplest semi-supervised methods. The key idea is to augment the original labeled dataset with unlabeled data paired with the model's prediction (i.e. the pseudo-parallel data). While self-training…

Machine Learning · Computer Science 2020-10-20 Junxian He , Jiatao Gu , Jiajun Shen , Marc'Aurelio Ranzato

Recently, it is shown that deploying a proper self-supervision is a prospective way to enhance the performance of supervised learning. Yet, the benefits of self-supervision are not fully exploited as previous pretext tasks are specialized…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 WonJun Moon , Ji-Hwan Kim , Jae-Pil Heo

Self-supervised learning aims to learn representations from the data itself without explicit manual supervision. Existing efforts ignore a crucial aspect of self-supervised learning - the ability to scale to large amount of data because…

Computer Vision and Pattern Recognition · Computer Science 2019-06-07 Priya Goyal , Dhruv Mahajan , Abhinav Gupta , Ishan Misra

The unsupervised pretraining of object detectors has recently become a key component of object detector training, as it leads to improved performance and faster convergence during the supervised fine-tuning stage. Existing unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Ioannis Maniadis Metaxas , Adrian Bulat , Ioannis Patras , Brais Martinez , Georgios Tzimiropoulos

Deep neural networks are typically trained under a supervised learning framework where a model learns a single task using labeled data. Instead of relying solely on labeled data, practitioners can harness unlabeled or related data to…

Machine Learning · Computer Science 2020-07-03 Huanru Henry Mao

Convolutional neural networks trained without supervision come close to matching performance with supervised pre-training, but sometimes at the cost of an even higher number of parameters. Extracting subnetworks from these large…

Computer Vision and Pattern Recognition · Computer Science 2020-01-13 Mathilde Caron , Ari Morcos , Piotr Bojanowski , Julien Mairal , Armand Joulin

We investigate the utility of pretraining by contrastive self supervised learning on both natural-scene and medical imaging datasets when the unlabeled dataset size is small, or when the diversity within the unlabeled set does not lead to…

Image and Video Processing · Electrical Eng. & Systems 2021-09-07 Ozan Ciga , Tony Xu , Anne L. Martel

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.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Markus Marks , Manuel Knott , Neehar Kondapaneni , Elijah Cole , Thijs Defraeye , Fernando Perez-Cruz , Pietro Perona

Recent work has shown that self-supervised pre-training leads to improvements over supervised learning on challenging visual recognition tasks. CLIP, an exciting new approach to learning with language supervision, demonstrates promising…

Computer Vision and Pattern Recognition · Computer Science 2021-12-24 Norman Mu , Alexander Kirillov , David Wagner , Saining Xie