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3,306 Results Found

  • Article
  • Open Access
22 Citations
7,628 Views
19 Pages

12 February 2021

The measurement of reverberation time is an essential procedure for the characterization of the acoustic performance of rooms. The values returned by these measurements allow us to predict how the sound will be transformed by the walls and furnishing...

(This article belongs to the Section Acoustics and Vibrations)
  • Article
  • Open Access
11 Citations
2,882 Views
19 Pages

24 April 2023

A pharmaceutical supply chain (PSC) is a system of processes, operations, and organisations for drug delivery. This paper provides a new PSC mathematical cost model, which includes Blockchain technology (BT), that can improve the safety, performance,...

  • Article
  • Open Access
3 Citations
3,545 Views
26 Pages

9 March 2023

In this work, the quantum random walk search algorithm with a walk coin constructed by generalized Householder reflection and phase multiplier has been studied. The coin register is one qudit with an arbitrary dimension. Monte Carlo simulations, in c...

  • Article
  • Open Access
4 Citations
2,940 Views
14 Pages

26 August 2022

Chinese medical texts contain a large number of medically named entities. Automatic recognition of these medical entities from medical texts is the key to developing medical informatics. In the field of Chinese medical information extraction, annotat...

(This article belongs to the Special Issue Natural Language Processing (NLP) and Applications)
  • Article
  • Open Access
9 Citations
3,273 Views
20 Pages

Hyper-Heuristic Framework for Sequential Semi-Supervised Classification Based on Core Clustering

  • Ahmed Adnan,
  • Abdullah Muhammed,
  • Abdul Azim Abd Ghani,
  • Azizol Abdullah and
  • Fahrul Hakim

4 August 2020

Existing stream data learning models with limited labeling have many limitations, most importantly, algorithms that suffer from a limited capability to adapt to the evolving nature of data, which is called concept drift. Hence, the algorithm must ove...

  • Article
  • Open Access
8 Citations
2,952 Views
27 Pages

16 November 2023

Cost prediction can provide a pharma supply chain industry with completing their projects on schedule and within budget. This paper provides a new multi-function Blockchain Technology-enabled Pharmaceutical Supply Chain (BT-enabled PSC) mathematical...

  • Article
  • Open Access
16 Citations
7,239 Views
19 Pages

Performance Analysis of Supervised Machine Learning Algorithms for Automatized Radiographical Classification of Maxillary Third Molar Impaction

  • Andreas Vollmer,
  • Michael Vollmer,
  • Gernot Lang,
  • Anton Straub and ,
  • Alexander Kübler,
  • Sebastian Gubik,
  • Roman C. Brands,
  • Stefan Hartmann and
  • Babak Saravi
  • + 4 authors+ 0 author

3 July 2022

Background: Oro-antral communication (OAC) is a common complication following the extraction of upper molar teeth. The Archer and the Root Sinus (RS) systems can be used to classify impacted teeth in panoramic radiographs. The Archer classes B-D and...

(This article belongs to the Special Issue Artificial Intelligence Applied to Dentistry)
  • Article
  • Open Access
1 Citations
2,313 Views
36 Pages

2 December 2025

This work investigated machine-learning algorithms for remote-control and autonomous operation of the Very-Small, Long-Life, Modular (VSLLIM) microreactor. This walk-away safe reactor can continuously generate 1.0–10 MW of thermal power for 92...

  • Review
  • Open Access
355 Citations
30,554 Views
21 Pages

22 April 2023

Recently, various sophisticated methods, including machine learning and artificial intelligence, have been employed to examine health-related data. Medical professionals are acquiring enhanced diagnostic and treatment abilities by utilizing machine l...

(This article belongs to the Special Issue Sensing-Based Biomedical Communication and Intelligent Identification for Healthcare)
  • Article
  • Open Access
8 Citations
3,482 Views
13 Pages

Employing Supervised Algorithms for the Prediction of Nanomaterial’s Antioxidant Efficiency

  • Mahsa Mirzaei,
  • Irini Furxhi,
  • Finbarr Murphy and
  • Martin Mullins

1 February 2023

Reactive oxygen species (ROS) are compounds that readily transform into free radicals. Excessive exposure to ROS depletes antioxidant enzymes that protect cells, leading to oxidative stress and cellular damage. Nanomaterials (NMs) exhibit free radica...

(This article belongs to the Special Issue Functional Nanomaterials for Healthcare)
  • Article
  • Open Access
8 Citations
3,353 Views
22 Pages

5 August 2024

This study presents the development and validation of a robust semi-supervised learning framework specifically designed for the automated segmentation and classification of sandstone thin section images from the Yanchang Formation in the Ordos Basin....

(This article belongs to the Section Mineral Processing and Extractive Metallurgy)
  • Review
  • Open Access
3 Citations
1,501 Views
29 Pages

A Semi-Supervised SVM-Firefly Hybrid for Rainfall Estimation from MSG Data

  • Ouiza Boukendour,
  • Mourad Lazri,
  • Rafik Absi,
  • Fethi Ouallouche and ,
  • Karim Labadi,
  • Youcef Attaf,
  • Amar Belghit and
  • Soltane Ameur
  • + 3 authors+ 0 author

26 January 2026

In this paper, two improvements in precipitation classification have been performed. Supervised machine learning has demonstrated considerable performances in classification tasks. However, supervised machine learning can only be applied to labeled d...

(This article belongs to the Special Issue Advanced Numerical Modeling Techniques in Meteorology: Exploring the Frontier of Weather Prediction and Data Assimilation)
  • Article
  • Open Access
12 Citations
8,902 Views
27 Pages

The emergence of new technologies to incorporate and analyze data with high-performance computing has expanded our capability to accurately predict any incident. Supervised Machine learning (ML) can be utilized for a fast and consistent prediction, a...

(This article belongs to the Special Issue Machine Learning, Stochastic Modelling and Applied Statistics for EMF Exposure Assessment)
  • Article
  • Open Access
119 Citations
10,873 Views
20 Pages

Remote sensing data proved to be a valuable resource in a variety of earth science applications. Using high-dimensional data with advanced methods such as machine learning algorithms (MLAs), a sub-domain of artificial intelligence, enhances lithologi...

  • Article
  • Open Access
24 Citations
5,773 Views
16 Pages

An Auto-Adjustable Semi-Supervised Self-Training Algorithm

  • Ioannis E. Livieris,
  • Andreas Kanavos,
  • Vassilis Tampakas and
  • Panagiotis Pintelas

14 September 2018

Semi-supervised learning algorithms have become a topic of significant research as an alternative to traditional classification methods which exhibit remarkable performance over labeled data but lack the ability to be applied on large amounts of unla...

(This article belongs to the Special Issue Humanistic Data Mining: Tools and Applications)
  • Article
  • Open Access
12 Citations
2,805 Views
15 Pages

Spectrum Sensing Algorithm Based on Self-Supervised Contrast Learning

  • Xinyu Li,
  • Zhijin Zhao,
  • Yupei Zhang,
  • Shilian Zheng and
  • Shaogang Dai

The traditional spectrum sensing algorithm based on deep learning requires a large number of labeled samples for model training, but it is difficult to obtain them in the actual sensing scene. This paper applies self-supervised contrast learning in o...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
22 Citations
3,833 Views
21 Pages

23 April 2019

Rolling bearing is of great importance in modern industrial products, the failure of which may result in accidents and economic losses. Therefore, fault diagnosis of rolling bearing is significant and necessary and can enhance the reliability and eff...

(This article belongs to the Special Issue Fault Detection and Diagnosis in Mechatronics Systems)
  • Article
  • Open Access
68 Citations
5,350 Views
16 Pages

22 July 2021

Science seeks strategies to mitigate global warming and reduce the negative impacts of the long-term use of fossil fuels for power generation. In this sense, implementing and promoting renewable energy in different ways becomes one of the most effect...

(This article belongs to the Section F5: Artificial Intelligence and Smart Energy)
  • Article
  • Open Access
25 Citations
7,551 Views
16 Pages

Random forest Algorithm for the Classification of Spectral Data of Astronomical Objects

  • José-Luis Solorio-Ramírez,
  • Raúl Jiménez-Cruz,
  • Yenny Villuendas-Rey and
  • Cornelio Yáñez-Márquez

8 June 2023

Over time, human beings have built increasingly large astronomical observatories to increase the number of discoveries related to celestial objects. However, the amount of collected elements far exceeds the human capacity to analyze findings without...

(This article belongs to the Collection Feature Papers in Algorithms for Multidisciplinary Applications)
  • Article
  • Open Access
31 Citations
5,781 Views
20 Pages

A Consortium Blockchain-Based Agricultural Machinery Scheduling System

  • Haotian Yang,
  • Shuming Xiong,
  • Samuel Akwasi Frimpong and
  • Mingzheng Zhang

6 May 2020

The introduction of a consortium blockchain-based agricultural machinery scheduling system will help improve the transparency and efficiency of the data flow within the sector. Currently, the traditional agricultural machinery centralized scheduling...

(This article belongs to the Special Issue Smart Agricultural Applications with Internet of Things)
  • Article
  • Open Access
3 Citations
4,618 Views
25 Pages

Do Randomized Algorithms Improve the Efficiency of Minimal Learning Machine?

  • Joakim Linja,
  • Joonas Hämäläinen,
  • Paavo Nieminen and
  • Tommi Kärkkäinen

Minimal Learning Machine (MLM) is a recently popularized supervised learning method, which is composed of distance-regression and multilateration steps. The computational complexity of MLM is dominated by the solution of an ordinary least-squares pro...

(This article belongs to the Section Learning)
  • Article
  • Open Access
8 Citations
6,947 Views
27 Pages

Efficient toll processing is critical for mitigating traffic congestion and enhancing transportation network efficiency at toll stations. This study explores the Neelamangala Toll Plaza on India’s National Highway 48, employing artificial intelligenc...

(This article belongs to the Special Issue Machine Learning for Sustainable Planning and Modelling in Future Smart Transportation System)
  • Article
  • Open Access
4 Citations
3,789 Views
28 Pages

8 September 2020

Convolution neural networks usually require large labeled data-sets to construct accurate models. However, in many real-world scenarios, such as global illumination, labeling data are a time-consuming and costly human intelligent task. Semi-supervise...

  • Article
  • Open Access
6 Citations
2,734 Views
18 Pages

Machine Learning and Industrial Data for Veneer Quality Optimization in Plywood Manufacturing

  • Mario Ramos-Maldonado,
  • Felipe Gutiérrez,
  • Rodrigo Gallardo-Venegas,
  • Cecilia Bustos-Avila and ,
  • Eduardo Contreras and
  • Leandro Lagos
  • + 1 author+ 0 author

18 April 2025

The plywood industry is one of the most significant sub-sectors of the forestry industry and serves as a cornerstone of sustainable construction within a bioeconomy framework. Plywood is a panel composed of multiple layers of wood sheets bonded toget...

(This article belongs to the Special Issue Applications of Artificial Intelligence Technologies in Energy, Manufacturing and Automatic Control Processes)
  • Article
  • Open Access
  • Best Paper Award
285 Citations
39,888 Views
36 Pages

Change Detection Methods for Remote Sensing in the Last Decade: A Comprehensive Review

  • Guangliang Cheng,
  • Yunmeng Huang,
  • Xiangtai Li,
  • Shuchang Lyu and ,
  • Zhaoyang Xu,
  • Hongbo Zhao,
  • Qi Zhao and
  • Shiming Xiang
  • + 3 authors+ 0 author

27 June 2024

Change detection is an essential and widely utilized task in remote sensing that aims to detect and analyze changes occurring in the same geographical area over time, which has broad applications in urban development, agricultural surveys, and land c...

(This article belongs to the Special Issue Advanced Artificial Intelligence for Remote Sensing: Methodology and Applications)
  • Article
  • Open Access
74 Citations
16,982 Views
16 Pages

Early diagnosis and classification of arrhythmia from an electrocardiogram (ECG) plays a significant role in smart healthcare systems for the health monitoring of individuals with cardiovascular diseases. Unfortunately, the nonlinearity and low ampli...

(This article belongs to the Special Issue AI Enabled Medical Data Analysis and Processing in Internet of Medical Things (IoMT))
  • Article
  • Open Access
1,731 Views
22 Pages

Structured Query Language injection (SQLi) remains a persistent threat to web applications due to the obfuscation, diversity, and evolving structure of malicious payloads, which limit the effectiveness of conventional rule and signature-based Web App...

(This article belongs to the Section ICT Infrastructures for Cybersecurity)
  • Article
  • Open Access
1 Citations
751 Views
20 Pages

Hybrid Supervised–Unsupervised Fusion Clustering for Intelligent Classification of Horizontal Gas Wells Leveraging Integrated Dynamic–Static Parameters

  • Han Gao,
  • Jia Wang,
  • Tao Liu,
  • Siyu Lai and ,
  • Bo Wang,
  • Ling Guo,
  • Zhao Zhang,
  • Guowei Wang and
  • Ruiquan Liao
  • + 4 authors+ 0 author

14 October 2025

To address the decision-making requirements for drainage gas recovery in horizontal gas wells within low-permeability tight reservoirs, this study proposes an intelligent classification approach that integrates supervised and unsupervised learning te...

(This article belongs to the Special Issue Oil and Gas Well Engineering: Experimental and Numerical Investigation)
  • Article
  • Open Access
2 Citations
2,629 Views
17 Pages

26 July 2023

Image matting methods based on deep learning have made tremendous success. However, the success of previous image matting methods typically relies on a massive amount of pixel-level labeled data, which are time-consuming and costly to obtain. This pa...

  • Article
  • Open Access
10 Citations
4,406 Views
18 Pages

The aim of this study is to identify and classify the most important factors affecting patient satisfaction in the COVID-19 pandemic crisis considering economic effects. This is an analytical study using the analytic hierarchy process (AHP) method an...

(This article belongs to the Section Applied Economics and Finance)
  • Feature Paper
  • Article
  • Open Access
3 Citations
3,455 Views
20 Pages

Time Series Forecasting with Many Predictors

  • Shuo-Chieh Huang and
  • Ruey S. Tsay

26 July 2024

We propose a novel approach for time series forecasting with many predictors, referred to as the GO-sdPCA, in this paper. The approach employs a variable selection method known as the group orthogonal greedy algorithm and the high-dimensional Akaike...

(This article belongs to the Section E5: Financial Mathematics)
  • Article
  • Open Access
11 Citations
4,206 Views
15 Pages

Parametric Fault Diagnosis of Analog Circuits Based on a Semi-Supervised Algorithm

  • Ling Wang,
  • Dongfang Zhou,
  • Hui Tian,
  • Hao Zhang and
  • Wei Zhang

14 February 2019

The parametric fault diagnosis of analog circuits is very crucial for condition-based maintenance (CBM) in prognosis and health management. In order to improve the diagnostic rate of parametric faults in engineering applications, a semi-supervised ma...

(This article belongs to the Special Issue Symmetry in Engineering Sciences)
  • Article
  • Open Access
33 Citations
6,339 Views
19 Pages

Stress Evaluation in Simulated Autonomous and Manual Driving through the Analysis of Skin Potential Response and Electrocardiogram Signals

  • Pamela Zontone,
  • Antonio Affanni,
  • Riccardo Bernardini,
  • Leonida Del Linz and ,
  • Alessandro Piras and
  • Roberto Rinaldo
  • + 1 author+ 0 author

28 April 2020

The evaluation of car drivers’ stress condition is gaining interest as research on Autonomous Driving Systems (ADS) progresses. The analysis of the stress response can be used to assess the acceptability of ADS and to compare the driving styles...

(This article belongs to the Special Issue Electromagnetic Sensors for Biomedical Applications)
  • Article
  • Open Access
298 Views
31 Pages

29 October 2026

Urban freight transport is an essential component of urban mobility, playing a key role in supporting the economic and social development of cities. However, the growth of freight and delivery activities can intensify energy consumption and increase...

(This article belongs to the Section Urban Economy and Industry)
  • Article
  • Open Access
6 Citations
3,222 Views
30 Pages

This study aims to provide a method that will assist decision makers in managing large datasets, eliminating the decision risk and highlighting significant subsets of data with certain weight. Thus, binary decision tree (BDT) and genetic algorithm (G...

(This article belongs to the Special Issue Applications of Machine Learning and Deep Learning in Agriculture)
  • Review
  • Open Access
11 Citations
4,481 Views
43 Pages

1 January 2026

Classification is a core supervised learning task in data analysis, and six classical classifier families (k-Nearest Neighbors, Support Vector Machine, Decision Tree, Random Forest, Logistic Regression, and Naïve Bayes) remain widely used in pra...

(This article belongs to the Special Issue Machine Learning for Pattern Recognition (3rd Edition))
  • Article
  • Open Access
4 Citations
1,992 Views
15 Pages

16 June 2024

The annotation of magnetic resonance imaging (MRI) images plays an important role in deep learning-based MRI segmentation tasks. Semi-automatic annotation algorithms are helpful for improving the efficiency and reducing the difficulty of MRI image an...

(This article belongs to the Section Sensing and Imaging)
  • Article
  • Open Access
9 Citations
3,539 Views
19 Pages

22 January 2025

Deep learning-based object detection technology is rapidly developing, and underwater object detection, an important subcategory, plays a crucial role in various fields such as underwater structure repair and maintenance, as well as marine scientific...

  • Article
  • Open Access
11 Citations
4,635 Views
14 Pages

Human Lower Limb Motion Capture and Recognition Based on Smartphones

  • Lin-Tao Duan,
  • Michael Lawo,
  • Zhi-Guo Wang and
  • Hai-Ying Wang

14 July 2022

Human motion recognition based on wearable devices plays a vital role in pervasive computing. Smartphones have built-in motion sensors that measure the motion of the device with high precision. In this paper, we propose a human lower limb motion capt...

(This article belongs to the Topic Human Movement Analysis)
  • Article
  • Open Access
4 Citations
4,534 Views
18 Pages

4 September 2023

Introducing computational thinking at elementary school can develop students’ capabilities and interest in Computing skills. In this study, we introduced the Computer Science unplugged (CS-unplugged) technique in Pakistan. We use paper-based ac...

(This article belongs to the Section STEM Education)
  • Review
  • Open Access
60 Citations
8,739 Views
19 Pages

A Review of Research Works on Supervised Learning Algorithms for SCADA Intrusion Detection and Classification

  • Oyeniyi Akeem Alimi,
  • Khmaies Ouahada,
  • Adnan M. Abu-Mahfouz,
  • Suvendi Rimer and
  • Kuburat Oyeranti Adefemi Alimi

26 August 2021

Supervisory Control and Data Acquisition (SCADA) systems play a significant role in providing remote access, monitoring and control of critical infrastructures (CIs) which includes electrical power systems, water distribution systems, nuclear power p...

(This article belongs to the Special Issue Machine Learning, Data Mining and IoT Applications in Smart and Sustainable Networks)
  • Article
  • Open Access
31 Citations
6,540 Views
19 Pages

Mapping of Land Cover with Optical Images, Supervised Algorithms, and Google Earth Engine

  • Fernando Pech-May,
  • Raúl Aquino-Santos,
  • German Rios-Toledo and
  • Juan Pablo Francisco Posadas-Durán

23 June 2022

Crops and ecosystems constantly change, and risks are derived from heavy rains, hurricanes, droughts, human activities, climate change, etc. This has caused additional damages with economic and social impacts. Natural phenomena have caused the loss o...

(This article belongs to the Section Remote Sensors)
  • Article
  • Open Access
21 Citations
4,111 Views
19 Pages

Comparative Analysis of Supervised Machine and Deep Learning Algorithms for Kyphosis Disease Detection

  • Alok Singh Chauhan,
  • Umesh Kumar Lilhore,
  • Amit Kumar Gupta,
  • Poongodi Manoharan and ,
  • Ruchi Rani Garg,
  • Fahima Hajjej,
  • Ismail Keshta and
  • Kaamran Raahemifar
  • + 3 authors+ 0 author

17 April 2023

Although Kyphosis, an excessive forward rounding of the upper back, can occur at any age, adolescence is the most common time for Kyphosis. Surgery is frequently performed on Kyphosis patients; however, the condition may persist after the operation....

  • Article
  • Open Access
704 Views
19 Pages

Net Rural Migration Classification in Colombia Using Supervised Decision Tree Algorithms

  • Juan M. Sánchez,
  • Helbert E. Espitia and
  • Cesar L. González

16 December 2025

This study presents a decision tree model-based approach to classify rural net migration across Colombian departments using sociodemographic and economic variables. In the model formulation, immigration is considered the movement of people to a desti...

(This article belongs to the Special Issue Algorithms in Data Classification (3rd Edition))
  • Article
  • Open Access
9 Citations
5,776 Views
32 Pages

24 March 2023

Modern approaches to computing consumer price indices include the use of various data sources, such as web-scraped data or scanner data, which are very large in volume and need special processing techniques. In this paper, we address one of the main...

(This article belongs to the Special Issue Recent Progress in Big Data and Artificial Intelligence: Modern Methods and Applications)
  • Article
  • Open Access
9 Citations
3,004 Views
13 Pages

A Well-Overflow Prediction Algorithm Based on Semi-Supervised Learning

  • Wei Liu,
  • Jiasheng Fu,
  • Yanchun Liang,
  • Mengchen Cao and
  • Xiaosong Han

13 June 2022

Oil drilling is the core process of oil and natural gas resources exploitation. Well overflow is one of the biggest threats to safety drilling. Prediction of the overflow in advance can effectively avoid the occurrence of this kind of accident. Howev...

(This article belongs to the Special Issue Artificial Intelligence Applications in Petroleum Supply and Management)
  • Article
  • Open Access
88 Citations
4,338 Views
16 Pages

A Semi-Supervised Extreme Learning Machine Algorithm Based on the New Weighted Kernel for Machine Smell

  • Wei Dang,
  • Jialiang Guo,
  • Mingzhe Liu,
  • Shan Liu and ,
  • Bo Yang,
  • Lirong Yin and
  • Wenfeng Zheng
  • + 2 authors+ 0 author

14 September 2022

At present, machine sense of smell has shown its important role and advantages in many scenarios. The development of machine sense of smell is inseparable from the support of corresponding data and algorithms. However, the process of olfactory data c...

(This article belongs to the Special Issue Advances in Artificial Intelligence for Perception Augmentation and Reasoning)
  • Article
  • Open Access
10 Citations
3,009 Views
17 Pages

7 February 2025

Intrusion detection systems face significant challenges, including the inability to detect unknown threats and imbalances between normal and anomalous traffic. To address these limitations, we propose a semi-supervised intrusion detection algorithm b...

(This article belongs to the Special Issue Network Intrusion Detection and Attack Identification)
  • Article
  • Open Access
6 Citations
4,123 Views
16 Pages

We propose a generalized supervised learning algorithm for multilayer photonic spiking neural networks (SNNs) by combining the spike-timing dependent plasticity (STDP) rule and the gradient descent mechanism. A vertical-cavity surface-emitting laser...

(This article belongs to the Special Issue Microwave Photonics Applications)
  • Article
  • Open Access
16 Citations
3,294 Views
13 Pages

Due to the high cost of annotating dense fruit images, annotated target images are limited in some ripeness detection applications, which significantly restricts the generalization ability of small object detection networks in complex environments. T...

(This article belongs to the Special Issue Intelligent Systems in Precision Agriculture: Data, Applications and Techniques)

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