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In many real-world scenarios, labeled data for a specific machine learning task is costly to obtain. Semi-supervised training methods make use of abundantly available unlabeled data and a smaller number of labeled examples. We propose a new…

计算机视觉与模式识别 · 计算机科学 2017-06-06 Philip Häusser , Alexander Mordvintsev , Daniel Cremers

We propose using active learning based techniques to further improve the state-of-the-art semi-supervised learning MixMatch algorithm. We provide a thorough empirical evaluation of several active-learning and baseline methods, which…

机器学习 · 计算机科学 2019-12-04 Shuang Song , David Berthelot , Afshin Rostamizadeh

Active Learning (AL) and Semi-supervised Learning are two techniques that have been studied to reduce the high cost of deep learning by using a small amount of labeled data and a large amount of unlabeled data. To improve the accuracy of…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Jaeseung Lim , Jongkeun Na , Nojun Kwak

The availability of large labeled datasets is the key component for the success of deep learning. However, annotating labels on large datasets is generally time-consuming and expensive. Active learning is a research area that addresses the…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Felix Buchert , Nassir Navab , Seong Tae Kim

We study the problem of reducing the amount of labeled training data required to train supervised classification models. We approach it by leveraging Active Learning, through sequential selection of examples which benefit the model most.…

机器学习 · 计算机科学 2019-01-18 Fedor Zhdanov

We introduce and analyse active learning markets as a way to purchase labels, in situations where analysts aim to acquire additional data to improve model fitting, or to better train models for predictive analytics applications. This comes…

机器学习 · 计算机科学 2026-02-11 Xiwen Huang , Pierre Pinson

The ability to understand visual information from limited labeled data is an important aspect of machine learning. While image-level classification has been extensively studied in a semi-supervised setting, dense pixel-level classification…

计算机视觉与模式识别 · 计算机科学 2019-08-19 Sudhanshu Mittal , Maxim Tatarchenko , Thomas Brox

Modern computing and communication technologies can make data collection procedures very efficient. However, our ability to analyze large data sets and/or to extract information out from them is hard-pressed to keep up with our capacities…

机器学习 · 统计学 2019-01-30 Zhanfeng Wang , Yumi Kwon , Yuan-chin Ivan Chang

Supervised Dictionary Learning has gained much interest in the recent decade and has shown significant performance improvements in image classification. However, in general, supervised learning needs a large number of labelled samples per…

计算机视觉与模式识别 · 计算机科学 2020-09-15 Khanh-Hung Tran , Fred-Maurice Ngole-Mboula , Jean-Luc Starck , Vincent Prost

Active learning emerged as an alternative to alleviate the effort to label huge amount of data for data hungry applications (such as image/video indexing and retrieval, autonomous driving, etc.). The goal of active learning is to…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Minghan Li , Xialei Liu , Joost van de Weijer , Bogdan Raducanu

Online active learning is a paradigm in machine learning that aims to select the most informative data points to label from a data stream. The problem of minimizing the cost associated with collecting labeled observations has gained a lot…

机器学习 · 统计学 2023-12-01 Davide Cacciarelli , Murat Kulahci

Active learning is a learning strategy whereby the machine learning algorithm actively identifies and labels data points to optimize its learning. This strategy is particularly effective in domains where an abundance of unlabeled data…

机器学习 · 计算机科学 2024-03-05 Zan-Kai Chong , Hiroyuki Ohsaki , Bryan Ng

Active learning generally involves querying the most representative samples for human labeling, which has been widely studied in many fields such as image classification and object detection. However, its potential has not been explored in…

计算机视觉与模式识别 · 计算机科学 2020-12-10 Jun Wang , Shaoguo Wen , Kaixing Chen , Jianghua Yu , Xin Zhou , Peng Gao , Changsheng Li , Guotong Xie

Active learning is a state-of-art machine learning approach to deal with an abundance of unlabeled data. In the field of Natural Language Processing, typically it is costly and time-consuming to have all the data annotated. This…

计算与语言 · 计算机科学 2021-07-19 Yukun Jiang

Deep learning usually achieves the best results with complete supervision. In the case of semantic segmentation, this means that large amounts of pixelwise annotations are required to learn accurate models. In this paper, we show that we…

计算机视觉与模式识别 · 计算机科学 2020-05-07 Yi Zhu , Zhongyue Zhang , Chongruo Wu , Zhi Zhang , Tong He , Hang Zhang , R. Manmatha , Mu Li , Alexander Smola

Active learning is a machine learning paradigm designed to optimize model performance in a setting where labeled data is expensive to acquire. In this work, we propose a novel active learning method called SUPClust that seeks to identify…

机器学习 · 计算机科学 2024-03-07 Yuta Ono , Till Aczel , Benjamin Estermann , Roger Wattenhofer

Semi-supervised classification, one of the most prominent fields in machine learning, studies how to combine the statistical knowledge of the often abundant unlabeled data with the often limited labeled data in order to maximize overall…

信息论 · 计算机科学 2020-02-07 Vahid Jamali , Antonia Tulino , Jaime Llorca , Elza Erkip

The acquisition of labels for supervised learning can be expensive. To improve the sample efficiency of neural network regression, we study active learning methods that adaptively select batches of unlabeled data for labeling. We present a…

机器学习 · 统计学 2023-08-02 David Holzmüller , Viktor Zaverkin , Johannes Kästner , Ingo Steinwart

Active learning is a machine learning method aiming at optimal design for model training. At variance with supervised learning, which labels all samples, active learning provides an improved model by labeling samples with maximal…

Since data is the fuel that drives machine learning models, and access to labeled data is generally expensive, semi-supervised methods are constantly popular. They enable the acquisition of large datasets without the need for too many…

机器学习 · 计算机科学 2023-01-12 Jędrzej Kozal , Michał Woźniak