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相关论文: Model-Change Active Learning in Graph-Based Semi-S…

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Semi-supervised learning is highly useful in common scenarios where labeled data is scarce but unlabeled data is abundant. The graph (or nonlocal) Laplacian is a fundamental smoothing operator for solving various learning tasks. For…

计算机视觉与模式识别 · 计算机科学 2023-04-20 Or Streicher , Guy Gilboa

In many applications the process of generating label information is expensive and time consuming. We present a new method that combines active and semi-supervised deep learning to achieve high generalization performance from a deep…

机器学习 · 计算机科学 2018-03-06 Matthias Rottmann , Karsten Kahl , Hanno Gottschalk

Supervised machine learning often requires large training sets to train accurate models, yet obtaining large amounts of labeled data is not always feasible. Hence, it becomes crucial to explore active learning methods for reducing the size…

机器学习 · 计算机科学 2024-04-16 Ashna Jose , Emilie Devijver , Massih-Reza Amini , Noel Jakse , Roberta Poloni

Active learning is a paradigm aimed at reducing the annotation effort by training the model on actively selected informative and/or representative samples. Another paradigm to reduce the annotation effort is self-training that learns from a…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Javad Zolfaghari Bengar , Joost van de Weijer , Bartlomiej Twardowski , Bogdan Raducanu

Recent advances in quantum technology have led to the development and the manufacturing of programmable quantum annealers that promise to solve certain combinatorial optimization problems faster than their classical counterparts.…

量子物理 · 物理学 2021-05-26 Yu-Lin Zheng , Wen Zhang , Cheng Zhou , Wei Geng

Labelled data often comes at a high cost as it may require recruiting human labelers or running costly experiments. At the same time, in many practical scenarios, one already has access to a partially labelled, potentially biased dataset…

机器学习 · 计算机科学 2021-06-15 Fnu Devvrit , Nived Rajaraman , Pranjal Awasthi

In semantic segmentation, the creation of pixel-level labels for training data incurs significant costs. To address this problem, semi-supervised learning, which utilizes a small number of labeled images alongside unlabeled images to…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Takahiro Mano , Reiji Saito , Kazuhiro Hotta

Semi-supervised learning has made significant strides in the medical domain since it alleviates the heavy burden of collecting abundant pixel-wise annotated data for semantic segmentation tasks. Existing semi-supervised approaches enhance…

计算机视觉与模式识别 · 计算机科学 2021-12-03 Xu Zheng , Chong Fu , Haoyu Xie , Jialei Chen , Xingwei Wang , Chiu-Wing Sham

Do we need active learning? The rise of strong deep semi-supervised methods raises doubt about the usability of active learning in limited labeled data settings. This is caused by results showing that combining semi-supervised learning…

机器学习 · 计算机科学 2023-08-17 Sandra Gilhuber , Rasmus Hvingelby , Mang Ling Ada Fok , Thomas Seidl

In this work, we improve the accuracy of several known algorithms to address the classification of large datasets when few labels are available. Our framework lies in the realm of graph-based semi-supervised learning. With novel…

机器学习 · 计算机科学 2024-07-02 Farid Bozorgnia

Effective convolutional neural networks are trained on large sets of labeled data. However, creating large labeled datasets is a very costly and time-consuming task. Semi-supervised learning uses unlabeled data to train a model with higher…

计算机视觉与模式识别 · 计算机科学 2016-06-16 Mehdi Sajjadi , Mehran Javanmardi , Tolga Tasdizen

Graph Neural Networks (GNNs) have been widely applied in the semi-supervised node classification task, where a key point lies in how to sufficiently leverage the limited but valuable label information. Most of the classical GNNs solely use…

机器学习 · 计算机科学 2022-12-26 Le Yu , Leilei Sun , Bowen Du , Tongyu Zhu , Weifeng Lv

In this paper, we propose a novel active learning approach integrated with an improved semi-supervised learning framework to reduce the cost of manual annotation and enhance model performance. Our proposed approach effectively leverages…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Wanli Ma , Oktay Karakus , Paul L. Rosin

Applied mathematics and machine computations have raised a lot of hope since the recent success of supervised learning. Many practitioners in industries have been trying to switch from their old paradigms to machine learning. Interestingly,…

机器学习 · 计算机科学 2022-09-26 Vivien Cabannes

Node classification in attributed graphs is an important task in multiple practical settings, but it can often be difficult or expensive to obtain labels. Active learning can improve the achieved classification performance for a given…

机器学习 · 计算机科学 2020-07-13 Florence Regol , Soumyasundar Pal , Yingxue Zhang , Mark Coates

Self-supervised learning is currently gaining a lot of attention, as it allows neural networks to learn robust representations from large quantities of unlabeled data. Additionally, multi-task learning can further improve representation…

机器学习 · 计算机科学 2020-12-07 Franco Manessi , Alessandro Rozza

To address semi-supervised learning from both labeled and unlabeled data, we present a novel meta-learning scheme. We particularly consider that labeled and unlabeled data share disjoint ground truth label sets, which can be seen tasks like…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Yun-Chun Chen , Chao-Te Chou , Yu-Chiang Frank Wang

In this work, we propose a simple yet effective meta-learning algorithm in semi-supervised learning. We notice that most existing consistency-based approaches suffer from overfitting and limited model generalization ability, especially when…

机器学习 · 计算机科学 2021-03-18 Xin-Yu Zhang , Taihong Xiao , Haolin Jia , Ming-Ming Cheng , Ming-Hsuan Yang

In a semi-supervised learning scenario, (possibly noisy) partially observed labels are used as input to train a classifier, in order to assign labels to unclassified samples. In this paper, we study this classifier learning problem from a…

机器学习 · 计算机科学 2017-07-21 Gene Cheung , Weng-Tai Su , Yu Mao , Chia-Wen Lin

Semi-supervised learning is becoming increasingly important because it can combine data carefully labeled by humans with abundant unlabeled data to train deep neural networks. Classic methods on semi-supervised learning that have focused on…

计算机视觉与模式识别 · 计算机科学 2019-09-20 Ahmet Iscen , Giorgos Tolias , Yannis Avrithis , Ondrej Chum