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Training deep learning models on in-home IoT sensory data is commonly used to recognise human activities. Recently, federated learning systems that use edge devices as clients to support local human activity recognition have emerged as a…

Machine Learning · Computer Science 2021-04-01 Yuchen Zhao , Hanyang Liu , Honglin Li , Payam Barnaghi , Hamed Haddadi

Recently, Semi-Supervised Learning (SSL) has shown much promise in leveraging unlabeled data while being provided with very few labels. In this paper, we show that ignoring the labels altogether for whole epochs intermittently during…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Boaz Lerner , Guy Shiran , Daphna Weinshall

Semi-supervised anomaly detection, which aims to improve the anomaly detection performance by using a small amount of labeled anomaly data in addition to unlabeled data, has attracted attention. Existing semi-supervised approaches assume…

Machine Learning · Statistics 2025-02-11 Hiroshi Takahashi , Tomoharu Iwata , Atsutoshi Kumagai , Yuuki Yamanaka

Self-supervised learning, which learns by constructing artificial labels given only the input signals, has recently gained considerable attention for learning representations with unlabeled datasets, i.e., learning without any…

Machine Learning · Computer Science 2020-06-30 Hankook Lee , Sung Ju Hwang , Jinwoo Shin

With the recent development of Semi-Supervised Object Detection (SS-OD) techniques, object detectors can be improved by using a limited amount of labeled data and abundant unlabeled data. However, there are still two challenges that are not…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Yen-Cheng Liu , Chih-Yao Ma , Zsolt Kira

We extend and study a semi-supervised model for text classification proposed earlier by Hatefi et al. for classification tasks in which document classes are described by a small number of gold-labeled examples, while the majority of…

Computation and Language · Computer Science 2025-05-13 Arezoo Hatefi , Xuan-Son Vu , Monowar Bhuyan , Frank Drewes

Due to the high annotation cost of large-scale facial landmark detection tasks in videos, a semi-supervised paradigm that uses self-training for mining high-quality pseudo-labels to participate in training has been proposed by researchers.…

Computer Vision and Pattern Recognition · Computer Science 2020-12-15 Rongye Meng , Sanping Zhou , Xingyu Wan , Mengliu Li , Jinjun Wang

Annotation scarcity is a long-standing problem in medical image analysis area. To efficiently leverage limited annotations, abundant unlabeled data are additionally exploited in semi-supervised learning, while well-established…

Image and Video Processing · Electrical Eng. & Systems 2021-01-08 Kang Li , Shujun Wang , Lequan Yu , Pheng-Ann Heng

Well-annotated medical images are costly and sometimes even impossible to acquire, hindering landmark detection accuracy to some extent. Semi-supervised learning alleviates the reliance on large-scale annotated data by exploiting the…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Runnan Chen , Yuexin Ma , Lingjie Liu , Nenglun Chen , Zhiming Cui , Guodong Wei , Wenping Wang

Semi-supervised algorithms aim to learn prediction functions from a small set of labeled observations and a large set of unlabeled observations. Because this framework is relevant in many applications, they have received a lot of interest…

Machine Learning · Computer Science 2025-02-17 Massih-Reza Amini , Vasilii Feofanov , Loic Pauletto , Lies Hadjadj , Emilie Devijver , Yury Maximov

Self-training is an effective approach to semi-supervised learning. The key idea is to let the learner itself iteratively generate "pseudo-supervision" for unlabeled instances based on its current hypothesis. In combination with consistency…

Machine Learning · Statistics 2021-11-05 Julian Lienen , Eyke Hüllermeier

Multi-label classification is a widely encountered problem in daily life, where an instance can be associated with multiple classes. In theory, this is a supervised learning method that requires a large amount of labeling. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 XIn Zhang , Yuqi Song , Fei Zuo , Xiaofeng Wang

Real-world image restoration (RWIR) is a highly challenging task due to the absence of clean ground-truth images. Many recent methods resort to pseudo-label (PL) supervision, often within a Mean-Teacher (MT) framework. However, these…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Fengyang Xiao , Jingjia Feng , Peng Hu , Dingming Zhang , Lei Xu , Guanyi Qin , Lu Li , Chunming He , Sina Farsiu

Semi-supervised learning is a challenging problem which aims to construct a model by learning from a limited number of labeled examples. Numerous methods have been proposed to tackle this problem, with most focusing on utilizing the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-02 Peng Tu , Yawen Huang , Rongrong Ji , Feng Zheng , Ling Shao

Deep convolutional neural networks have shown outstanding performance in medical image segmentation tasks. The usual problem when training supervised deep learning methods is the lack of labeled data which is time-consuming and costly to…

Computer Vision and Pattern Recognition · Computer Science 2021-03-04 Suman Sedai , Bhavna Antony , Ravneet Rai , Katie Jones , Hiroshi Ishikawa , Joel Schuman , Wollstein Gadi , Rahil Garnavi

In medical image analysis, semi-supervised learning is an effective method to extract knowledge from a small amount of labeled data and a large amount of unlabeled data. This paper focuses on a popular pipeline known as self learning, and…

Computer Vision and Pattern Recognition · Computer Science 2020-08-10 Xinyue Huo , Lingxi Xie , Jianzhong He , Zijie Yang , Qi Tian

We present Self Meta Pseudo Labels, a novel semi-supervised learning method similar to Meta Pseudo Labels but without the teacher model. We introduce a novel way to use a single model for both generating pseudo labels and classification,…

Machine Learning · Computer Science 2022-12-29 Kei-Sing Ng , Qingchen Wang

Class-agnostic motion prediction methods aim to comprehend motion within open-world scenarios, holding significance for autonomous driving systems. However, training a high-performance model in a fully-supervised manner always requires…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Kewei Wang , Yizheng Wu , Zhiyu Pan , Xingyi Li , Ke Xian , Zhe Wang , Zhiguo Cao , Guosheng Lin

Federated learning enables multiple clients, such as mobile phones and organizations, to collaboratively learn a shared model for prediction while protecting local data privacy. However, most recent research and applications of federated…

Machine Learning · Computer Science 2021-08-24 Haowen Lin , Jian Lou , Li Xiong , Cyrus Shahabi

This paper looks at semi-supervised learning (SSL) for image-based text recognition. One of the most popular SSL approaches is pseudo-labeling (PL). PL approaches assign labels to unlabeled data before re-training the model with a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Gaurav Patel , Jan Allebach , Qiang Qiu