English
Related papers

Related papers: Semi-supervised Classification for Functional Data…

200 papers

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…

Computer Vision and Pattern Recognition · Computer Science 2019-08-19 Sudhanshu Mittal , Maxim Tatarchenko , Thomas Brox

Supervised deep learning methods for segmentation require large amounts of labelled training data, without which they are prone to overfitting, not generalizing well to unseen images. In practice, obtaining a large number of annotations…

Computer Vision and Pattern Recognition · Computer Science 2019-03-01 Krishna Chaitanya , Neerav Karani , Christian Baumgartner , Olivio Donati , Anton Becker , Ender Konukoglu

We encounter a bottleneck when we try to borrow the strength of classical classifiers to classify functional data. The major issue is that functional data are intrinsically infinite dimensional, thus classical classifiers cannot be applied…

Methodology · Statistics 2021-03-09 Peijun Sang , Adam B Kashlak , Linglong Kong

Bayes classifiers for functional data pose a challenge. This is because probability density functions do not exist for functional data. As a consequence, the classical Bayes classifier using density quotients needs to be modified. We…

Statistics Theory · Mathematics 2016-05-13 Xiongtao Dai , Hans-Georg Müller , Fang Yao

Supervised learning-based segmentation methods typically require a large number of annotated training data to generalize well at test time. In medical applications, curating such datasets is not a favourable option because acquiring a large…

Image and Video Processing · Electrical Eng. & Systems 2020-11-20 Krishna Chaitanya , Neerav Karani , Christian F. Baumgartner , Ertunc Erdil , Anton Becker , Olivio Donati , Ender Konukoglu

Supervised learning techniques are at the center of many tasks in remote sensing. Unfortunately, these methods, especially recent deep learning methods, often require large amounts of labeled data for training. Even though satellites…

Machine Learning · Computer Science 2021-08-03 Pablo Gómez , Gabriele Meoni

Semi-supervised learning (SSL) has made significant strides in the field of remote sensing. Finding a large number of labeled datasets for SSL methods is uncommon, and manually labeling datasets is expensive and time-consuming. Furthermore,…

Computer Vision and Pattern Recognition · Computer Science 2022-12-22 Fahmida Tasnim Lisa , Md. Zarif Hossain , Sharmin Naj Mou , Shahriar Ivan , Md. Hasanul Kabir

Image segmentation is a clustering task whereby each pixel is assigned a cluster label. Remote sensing data usually consists of multiple bands of spectral images in which there exist semantically meaningful land cover subregions,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Hong Wei , James Xiao , Yichao Zhang , Xia Hong

The premise of semi-supervised learning (SSL) is that combining labeled and unlabeled data yields significantly more accurate models. Despite empirical successes, the theoretical understanding of SSL is still far from complete. In this…

Machine Learning · Statistics 2024-09-06 Eyar Azar , Boaz Nadler

Traditional semi-supervised learning (SSL) assumes that the feature distributions of labeled and unlabeled data are consistent which rarely holds in realistic scenarios. In this paper, we propose a novel SSL setting, where unlabeled samples…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Jiachen Liang , Ruibing Hou , Hong Chang , Bingpeng Ma , Shiguang Shan , Xilin Chen

In this study, we address the intricate challenge of multi-task dense prediction, encompassing tasks such as semantic segmentation, depth estimation, and surface normal estimation, particularly when dealing with partially annotated data…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Meixuan Li , Tianyu Li , Guoqing Wang , Peng Wang , Yang Yang , Heng Tao Shen

Semi-Supervised classification and segmentation methods have been widely investigated in medical image analysis. Both approaches can improve the performance of fully-supervised methods with additional unlabeled data. However, as a…

Computer Vision and Pattern Recognition · Computer Science 2021-06-04 Hong-Yu Zhou , Chengdi Wang , Haofeng Li , Gang Wang , Shu Zhang , Weimin Li , Yizhou Yu

The lack of labeled data is a common challenge in speech classification tasks, particularly those requiring extensive subjective assessment, such as cognitive state classification. In this work, we propose a Semi-Supervised Learning (SSL)…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-01 Yuanchao Li , Zixing Zhang , Jing Han , Peter Bell , Catherine Lai

Aiming at improving performance of visual classification in a cost-effective manner, this paper proposes an incremental semi-supervised learning paradigm called Deep Co-Space (DCS). Unlike many conventional semi-supervised learning methods…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Ziliang Chen , Keze Wang , Xiao Wang , Pai Peng , Ebroul Izquierdo , Liang Lin

In several domains obtaining class annotations is expensive while at the same time unlabelled data are abundant. While most semi-supervised approaches enforce restrictive assumptions on the data distribution, recent work has managed to…

Machine Learning · Statistics 2017-10-11 Martin Trapp , Tamas Madl , Robert Peharz , Franz Pernkopf , Robert Trappl

Feature selection is an important process in machine learning. It builds an interpretable and robust model by selecting the features that contribute the most to the prediction target. However, most mature feature selection algorithms,…

Machine Learning · Computer Science 2022-07-20 Zhifeng Qiu , Wanxin Zeng , Dahua Liao , Ning Gui

Semi-supervised learning techniques are gaining popularity due to their capability of building models that are effective, even when scarce amounts of labeled data are available. In this paper, we present a framework and specific tasks for…

Image and Video Processing · Electrical Eng. & Systems 2022-10-05 Antonio Montanaro , Diego Valsesia , Giulia Fracastoro , Enrico Magli

Deep learning methods are successfully used in applications pertaining to ubiquitous computing, health, and well-being. Specifically, the area of human activity recognition (HAR) is primarily transformed by the convolutional and recurrent…

Machine Learning · Computer Science 2019-07-30 Aaqib Saeed , Tanir Ozcelebi , Johan Lukkien

Medical image segmentation has made significant progress when a large amount of labeled data are available. However, annotating medical image segmentation datasets is expensive due to the requirement of professional skills. Additionally,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Tao Wang , Zhongzheng Huang , Jiawei Wu , Yuanzheng Cai , Zuoyong Li

Semi-supervised semantic segmentation learns a model for classifying pixels into specific classes using a few labeled samples and numerous unlabeled images. The recent leading approach is consistency regularization by selftraining with…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Jingi Ju , Hyeoncheol Noh , Yooseung Wang , Minseok Seo , Dong-Geol Choi