Results 1 to 10 of about 95,703 (260)

MindReader: Unsupervised Classification of Electroencephalographic Data [PDF]

open access: yesSensors, 2023
Electroencephalogram (EEG) interpretation plays a critical role in the clinical assessment of neurological conditions, most notably epilepsy. However, EEG recordings are typically analyzed manually by highly specialized and heavily trained personnel ...
Salvador Daniel Rivas-Carrillo   +6 more
doaj   +5 more sources

Unsupervised Classification by Iterative Voting

open access: yesInternational Journal of Crowd Science, 2023
In the paper we present a simple algorithm for unsupervised classification of given items by a group of agents. The purpose of the algorithm is to provide fast and computationally light solutions of classification tasks by the randomly chosen agents. The
Evgeny Kagan, Alexander Novoselsky
doaj   +3 more sources

Unsupervised classification of simulated magnetospheric regions [PDF]

open access: yesAnnales Geophysicae, 2021
In magnetospheric missions, burst-mode data sampling should be triggered in the presence of processes of scientific or operational interest. We present an unsupervised classification method for magnetospheric regions that could constitute the first step ...
M. E. Innocenti   +5 more
doaj   +7 more sources

Unsupervised Domain Adaptation With Dense-Based Compaction for Hyperspectral Imagery

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Enormously hard work of label obtaining leads to the lack of enough annotated samples in the hyperspectral imagery (HSI). The mentioned reality inferred the unsupervised classification performance barely satisfactorily.
Chunyan Yu   +4 more
doaj   +1 more source

Research on Seismic Signal Analysis Based on Machine Learning

open access: yesApplied Sciences, 2022
In this paper, the time series classification frontier method MiniRocket was used to classify earthquakes, blasts, and background noise. From supervised to unsupervised classification, a comprehensive analysis was carried out, and finally, the supervised
Xinxin Yin   +6 more
doaj   +1 more source

Contrastive Learning Based on Transformer for Hyperspectral Image Classification

open access: yesApplied Sciences, 2021
Recently, deep learning has achieved breakthroughs in hyperspectral image (HSI) classification. Deep-learning-based classifiers require a large number of labeled samples for training to provide excellent performance.
Xiang Hu   +4 more
doaj   +1 more source

Land Cover Changes Based on Landsat Imagery Interpretation

open access: yesJurnal Teknik Pertanian Lampung, 2023
This paper presents the use of satellite data (i.e., Landsat-5 & Landsat-8) to interpret the change of land cover from 1997 to 2020. The study area covers the administrative boundary of Lumajang Regency.
Chairiyah Umi Rahayu   +4 more
doaj   +1 more source

Adversarial Learning Approach to Unsupervised Labeling of Fine Art Paintings

open access: yesIEEE Access, 2021
An automatic classification of fine art images is limited by the scarcity of high-quality labels made by art experts. This study aims to provide meaningful automatic labeling of fine art paintings (machine labeling) without the need for human annotation.
Catherine Sandoval   +2 more
doaj   +1 more source

DLUT: Decoupled Learning-Based Unsupervised Tracker

open access: yesSensors, 2023
Unsupervised learning has shown immense potential in object tracking, where accurate classification and regression are crucial for unsupervised trackers.
Zhengjun Xu   +4 more
doaj   +1 more source

Breast Image Classification Based on Multi-feature Joint Supervised Dictionary Learning [PDF]

open access: yesJisuanji gongcheng, 2018
Aiming at the problem that the unsupervised dictionary learning algorithm has low image classification accuracy,a supervised dictionary learning classification algorithm which combines with multiple image features is proposed.It uses the convolution ...
LIU Lihui,XU Jun,GONG Lei
doaj   +1 more source

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