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11,784 Results Found

  • Article
  • Open Access
9 Citations
1,917 Views
24 Pages

15 February 2023

The use of digital twins in smart power systems at the stages of the life cycle is promising. The dynamics of such systems (smart energy renewable sources, smart energy hydrogen systems, etc.), are determined mainly by the physical and chemical proce...

  • Study Protocol
  • Open Access
2 Citations
2,404 Views
15 Pages

A Novel Mathematical Method to Diagnose the Transverse Growth Deficit of the Nasomaxillary Complex

  • Clara Guinot-Barona,
  • Inmaculada Soler Segarra,
  • Santiago Arias de Luxán,
  • Raquel Laparra Hernández,
  • Laura Marqués Martínez and
  • Esther García Miralles

The diagnosis of transverse growth deficit of the maxilla in daily clinical practice is carried out mainly through the experience of a well-trained clinician, which implies a lack of objective criteria applicable in a protocolized manner. The objecti...

  • Article
  • Open Access
6 Citations
3,259 Views
17 Pages

An Improved FFIP Method Based on Mathematical Logic and SysML

  • Jian Jiao,
  • Shujie Pang,
  • Jiayun Chu,
  • Yongfeng Jing and
  • Tingdi Zhao

15 April 2021

In recent years, the model-based safety analysis (MBSA) has been developing continuously. The Functional Failure Identification and Propagation (FFIP) method is a graphics processing technology which supports the analysis of fault propagation paths b...

  • Article
  • Open Access
21 Citations
3,716 Views
16 Pages

Novel Transformer Fault Identification Optimization Method Based on Mathematical Statistics

  • Zhanlong Zhang,
  • Yongye Wu,
  • Ruixuan Zhang,
  • Peiyu Jiang,
  • Guohua Liu,
  • Salman Ahmed and
  • Zijian Dong

21 March 2019

Most power transformer faults are caused by iron core and winding faults. At present, the method that is most widely used for transformer iron core and winding faults identification is the vibration analysis method. The vibration analysis method gene...

  • Article
  • Open Access
5 Citations
2,290 Views
13 Pages

A ship advancing in restricted waters may cause a change in the surrounding velocity field, which in turn results in the hydrodynamic pressure field according to the variations in the ship speed. Accurate prediction of ship hydrodynamic pressure fiel...

  • Article
  • Open Access
1 Citations
978 Views
21 Pages

A Mathematical Method for Predicting Tunnel Pressure Waves Based on Train Wave Signature and Graph Theory

  • Xu Zhang,
  • Haiquan Bi,
  • Honglin Wang,
  • Yuanlong Zhou,
  • Nanyang Yu,
  • Jizhong Yang and
  • Yao Jiang

23 July 2025

Previous research has demonstrated that the Train Wave Signature (TWS) method enables rapid calculation of pressure waves in straight tunnels. However, its application to subway tunnels with complex structural features remains insufficiently explored...

  • Article
  • Open Access
14 Citations
4,656 Views
19 Pages

10 April 2021

Whole cardiac segmentation in chest CT images is important to identify functional abnormalities that occur in cardiovascular diseases, such as coronary artery disease (CAD) detection. However, manual efforts are time-consuming and labor intensive. Ad...

  • Review
  • Open Access
2 Citations
5,594 Views
39 Pages

26 September 2024

This paper offers a historical review of the evolution of mathematical methods in economics, tracing their development from the earliest attempts in the 18th century to the sophisticated models of the late 20th century. The study begins by examining...

  • Review
  • Open Access
16 Citations
5,083 Views
29 Pages

Mathematical Methods in Feature Selection: A Review

  • Firuz Kamalov,
  • Hana Sulieman,
  • Ayman Alzaatreh,
  • Maher Emarly,
  • Hasna Chamlal and
  • Murodbek Safaraliev

18 March 2025

Feature selection is essential in machine learning and data science. Recently, there has been a growing effort to apply various mathematical methods to construct novel feature selection algorithms. In this study, we present a comprehensive state-of-t...

  • Article
  • Open Access
3 Citations
2,840 Views
17 Pages

21 December 2021

Mathematical and experimental research plays an active role in fire protection investigation. The choice of optimal conditions for the experimental program is the main methodological part of this research. The peculiarities of new fire-protective com...

  • Review
  • Open Access
206 Citations
18,832 Views
21 Pages

29 April 2009

This paper gives an overview of the mathematical methods currently used in quantitative structure-activity/property relationship (QASR/QSPR) studies. Recently, the mathematical methods applied to the regression of QASR/QSPR models are developing very...

  • Article
  • Open Access
1 Citations
1,816 Views
13 Pages

17 December 2023

Cryptography is the process of transforming data so that only the recipient of the message can read it. It uses an algorithm and a key to convert an input into an encrypted output. In this study, we introduce a novel method for protecting readable me...

  • Review
  • Open Access
2 Citations
3,856 Views
38 Pages

When Mathematical Methods Meet Artificial Intelligence and Mobile Edge Computing

  • Yuzhu Liang,
  • Xiaotong Bi,
  • Ruihan Shen,
  • Zhengyang He,
  • Yuqi Wang,
  • Juntao Xu,
  • Yao Zhang and
  • Xinggang Fan

27 May 2025

The integration of mathematical methods with artificial intelligence (AI) and mobile edge computing (MEC) has emerged as a promising research direction to address the growing complexity of intelligent distributed systems. To chart the landscape of th...

  • Article
  • Open Access
1 Citations
1,667 Views
62 Pages

A Study on the Consistency and Efficiency of Student Performance Evaluation Methods: A Mathematical Framework and Comparative Simulation Results

  • Cecilia Leal-Ramírez,
  • Héctor Alonso Echavarría-Heras,
  • Enrique Villa-Diharce and
  • Horacio Haro-Avalos

27 May 2025

Background: Consistent evaluation methods foster fairness, reduce bias, and enhance student understanding and motivation. Notably, mathematical inconsistencies, such as improper weighting, flawed averaging, and unsound scaling, can undermine the accu...

  • Feature Paper
  • Article
  • Open Access
34 Citations
5,872 Views
22 Pages

17 March 2022

Engineering optimization is the subject of interest for many scientific research teams on a global scale; it is a part of today’s mathematical modelling and control of processes and systems. The attention in this article is focused on optimizat...

  • Review
  • Open Access
3 Citations
2,413 Views
17 Pages

A Review of Mathematical Models of Elasticity Theory Based on the Methods of Iterative Factorizations and Fictitious Components

  • Andrey Ushakov,
  • Sophiya Zagrebina,
  • Sergei Aliukov,
  • Anatoliy Alabugin and
  • Konstantin Osintsev

13 January 2023

This review analyzes articles on mathematical modeling of elasticity theory using iterative factorizations and fictitious components. To carry out this study, various methods are developed, for example, an approximate analytical method of iterative f...

  • Article
  • Open Access
11 Citations
85,457 Views
17 Pages

21 January 2019

The present work gathers an educational experience based on the application of the personalized Kumon Mathematics Method, carried out in the school year 2015–2016, in which 30,849 students and 230 teachers from several educational centers throu...

  • Article
  • Open Access
16 Citations
8,372 Views
19 Pages

COVID-19 Spread Forecasting, Mathematical Methods vs. Machine Learning, Moscow Case

  • Matvey Pavlyutin,
  • Marina Samoyavcheva,
  • Rasul Kochkarov,
  • Ekaterina Pleshakova,
  • Sergey Korchagin,
  • Timur Gataullin,
  • Petr Nikitin and
  • Mohiniso Hidirova

9 January 2022

To predict the spread of the new coronavirus infection COVID-19, the critical values of spread indicators have been determined for deciding on the introduction of restrictive measures using the city of Moscow as an example. A model was developed usin...

  • Article
  • Open Access
16 Citations
4,051 Views
19 Pages

16 June 2023

Higher Education Institutions have adopted technology-based teaching methods to prevent the spreading of the contagious coronavirus (COVID-19). In the Fourth Industrial Revolution (4IR) era, technology-based teaching methods are indispensable for sca...

  • Article
  • Open Access
5 Citations
3,404 Views
21 Pages

8 May 2024

The level of difficulty of mathematical test items is a critical aspect for evaluating test quality and educational outcomes. Accurately predicting item difficulty during test creation is thus significantly important for producing effective test pape...

  • Article
  • Open Access
8 Citations
2,662 Views
19 Pages

16 December 2021

The aim of this work is to build novel analytical wave solutions of the nonlinear space-time fractional (2+1)-dimensional breaking soliton equations, with regards to the modified Riemann–Liouville derivative, by employing mathematical schemes,...

  • Article
  • Open Access
8 Citations
2,654 Views
17 Pages

We have investigated wave solutions of the Predator–Prey (PP) model with fractional derivative order by novel three modified mathematical methods with the help of the Mathematica platform. The derived solutions are in the form of distinct funct...

  • Article
  • Open Access
1 Citations
3,032 Views
16 Pages

A Mathematical Modeling and Analysis Method for the Kinematics of a Maglev Train

  • Mingxin Liu,
  • Jie Li,
  • Yuxin Jin,
  • Peng Leng and
  • Danfeng Zhou

In recent years, more and more countries are paying attention to maglev transportation because of its outstanding advantages. However, because the structure of a maglev train is more complex than a wheel-rail train, there is no systematic theory meth...

  • Article
  • Open Access
13 Citations
4,100 Views
23 Pages

Comprehensive Study of a Diabetes Mellitus Mathematical Model Using Numerical Methods with Stability and Parametric Analysis

  • Mohammad AlShurbaji,
  • Lamis Abdul Kader,
  • Hadia Hannan,
  • Maruf Mortula and
  • Ghaleb A. Husseini

Diabetes is sweeping the world as a silent epidemic, posing a growing threat to public health. Modeling diabetes is an effective method to monitor the increasing prevalence of diabetes and develop cost-effective strategies that control the incidence...

  • Article
  • Open Access
4 Citations
10,650 Views
7 Pages

8 June 2022

In this paper, we demonstrate the Collatz conjecture using the mathematical complete induction method. We show that this conjecture is satisfied for the first values of natural numbers, and in analyzing the sequence generated by odd numbers, we can d...

  • Review
  • Open Access
41 Citations
10,605 Views
11 Pages

Impact of the Flipped Classroom Method in the Mathematical Area: A Systematic Review

  • Francisco-Domingo Fernández-Martín,
  • José-María Romero-Rodríguez,
  • Gerardo Gómez-García and
  • Magdalena Ramos Navas-Parejo

4 December 2020

Currently, the use of technology has become one of the most popular educational trends in Higher Education. One of the most popular methods on the Higher Education stage is the Flipped Classroom, characterised by the use of both face-to-face and virt...

  • Article
  • Open Access
1 Citations
2,462 Views
33 Pages

11 November 2022

The construction of flats is one of the steps toward fulfilling the need for housing in Jakarta and other big cities in Indonesia. This study investigated the thermal problems that focus on air movement in residential units of flats due to window dim...

  • Article
  • Open Access
7 Citations
2,684 Views
14 Pages

Quarter-Sweep Preconditioned Relaxation Method, Algorithm and Efficiency Analysis for Fractional Mathematical Equation

  • Andang Sunarto,
  • Praveen Agarwal,
  • Jumat Sulaiman,
  • Jackel Vui Lung Chew and
  • Shaher Momani

Research into the recent developments for solving fractional mathematical equations requires accurate and efficient numerical methods. Although many numerical methods based on Caputo’s fractional derivative have been proposed to solve fractional math...

  • Article
  • Open Access
2 Citations
2,023 Views
17 Pages

10 October 2023

Ensuring fire safety is an important condition for the successful operation of industrial enterprises. It is necessary to detect the threat of fire before the ignition. An indicator of danger is the appearance of gas, which occurs as a result of unau...

  • Article
  • Open Access
1,388 Views
20 Pages

A Mathematical Method of Current-Carrying Capacity for Shore Power Cables in Port Microgrids

  • Fei You,
  • Mohd Abdul Talib Mat Yusoh,
  • Nik Hakimi Nik Ali and
  • Hao Yang

It is difficult to consider factors such as wind speed, water flow velocity, and solar radiation when using the IEC 60287 standard to calculate the current-carrying capacity of shore power cables in port microgrids. Therefore, based on the equivalent...

  • Article
  • Open Access
4 Citations
1,979 Views
30 Pages

In this article, a fuzzy controller mathematical model synthesising method that uses cognitive computing and a genetic algorithm for automated tuning and adaptation to changing environmental conditions has been developed. The technique consists of 12...

  • Article
  • Open Access
16 Citations
2,104 Views
12 Pages

23 October 2023

In this study, we utilize the potent generalized Kudryashov method to address the intricate obstacles presented by fractional differential equations in the field of mathematical physics. Specifically, our focus centers on obtaining novel exact soluti...

  • Article
  • Open Access
1 Citations
1,933 Views
24 Pages

A Method for Quantifying Global Network Topology Based on a Mathematical Model

  • Jinyu Zhu,
  • Yu Zhang,
  • Yunan Wang,
  • Hongli Zhang and
  • Binxing Fang

4 October 2024

To facilitate a direct comparison of the differences in network resources among countries worldwide, this paper proposes a method for quantifying the relationship between autonomous systems and territorial networks from the perspective of network top...

  • Article
  • Open Access
2 Citations
4,178 Views
13 Pages

23 August 2023

This paper reviews research on some cosmetic creams considered “distributed parameters systems” and on the experimental-computational mathematical models that have been determined for them. The determined models characterize the cosmetic...

  • Article
  • Open Access
8 Citations
2,310 Views
16 Pages

In recent times, the global community has been faced with the unprecedented challenge of the coronavirus disease (COVID-19) pandemic, which has had a profound and enduring impact on both global health and the global economy. The utilization of mathem...

  • Article
  • Open Access
1,809 Views
36 Pages

22 November 2022

In the underground activity domain, most problems related to mining pressure and mining stability need to be solved by taking into account the time behavior of rocks through an approach of the interaction amidst the rock massif, support system, time...

  • Article
  • Open Access
6 Citations
2,553 Views
18 Pages

11 February 2023

Low-cost camera calibration is vital in air and underwater photogrammetric applications. However, various lens distortions and the underwater environment influence are difficult to be covered by a universal distortion compensation model, and the resi...

  • Article
  • Open Access
1,650 Views
19 Pages

A Mathematical Morphological Network Fault Diagnosis Method for Rolling Bearings Based on Acoustic Array Signal

  • Yuanqing Luo,
  • Yingyu Yang,
  • Shuang Kang,
  • Xueyong Tian,
  • Xiaoqi Kang and
  • Feng Sun

26 November 2023

To extract valuable characteristic information from the acoustic radiation signal of rolling bearings, a novel mathematical morphological network (MMNet) is proposed. First, a mathematical morphological network layer is constructed by leveraging the...

  • Article
  • Open Access
2,249 Views
19 Pages

Application of the Directed Cone Method for the Identification of Mathematical Models of Electromechanical Systems

  • Bohdan Melnyk,
  • Mykola Dyvak,
  • Andriy Melnyk,
  • Ewaryst Tkacz,
  • Arkadiusz Banasik,
  • Joanna Chwał and
  • Radosław Dzik

12 November 2025

Electromechanical systems are inherently hybrid in nature, combining electrical and mechanical processes, and their increasing complexity requires the development of universal and computationally efficient mathematical models. In this study, we propo...

  • Article
  • Open Access
8 Citations
3,245 Views
18 Pages

Mathematical Modeling and Simulation of a Gas Emission Source Using the Network Simulation Method

  • Juan Francisco Sánchez-Pérez,
  • María Rosa Mena-Requena and
  • Manuel Cánovas

9 November 2020

A mathematical model for the simulation of the diffusion of the pollutants released from a point source is presented. All phenomena have been included, such as thermal and wind gradients, turbulence, fumigation, convective and diffusive effects, and...

  • Review
  • Open Access
13 Citations
5,305 Views
16 Pages

Mathematical Modelling in Biomedicine: A Primer for the Curious and the Skeptic

  • Julio Vera,
  • Christopher Lischer,
  • Momchil Nenov,
  • Svetoslav Nikolov,
  • Xin Lai and
  • Martin Eberhardt

In most disciplines of natural sciences and engineering, mathematical and computational modelling are mainstay methods which are usefulness beyond doubt. These disciplines would not have reached today’s level of sophistication without an intens...

  • Article
  • Open Access
3 Citations
4,375 Views
14 Pages

Comparison between a Modern-Day Multiplication Method and Two Historical Ones by Trainee Teachers

  • María José Madrid,
  • Alexander Maz-Machado,
  • Fernando Almaraz-Menéndez and
  • Carmen León-Mantero

10 February 2021

Different studies consider the possibility of including history of mathematics in the classroom. However, its inclusion in the teaching and learning of mathematics depends on the conceptions of it that teachers have, among other factors. This study d...

  • Article
  • Open Access
7 Citations
2,982 Views
18 Pages

4 September 2023

Alternative methods of presenting the information contained in mathematical images, which are adapted to the needs of blind people, are significant challenges in modern education. This article presents an alternative multimodal method that substitute...

  • Article
  • Open Access
2,119 Views
23 Pages

21 March 2024

In this paper we advance a methodological approach for documenting the mathematical progress of learners as an integrated analysis of individual and collective activity. Our approach is grounded in and expands the emergent perspective by integrating...

  • Article
  • Open Access
1 Citations
3,054 Views
17 Pages

Novel Mathematical Method to Obtain the Optimum Speed and Fuel Reduction in Heavy Diesel Trucks

  • Maria Torres-Falcon,
  • Omar Rodríguez-Abreo,
  • Francisco Antonio Castillo-Velásquez,
  • Alejandro Flores-Rangel,
  • Juvenal Rodríguez-Reséndiz and
  • José Manuel Álvarez-Alvarado

3 December 2021

In Mexico and many parts of the world, land cargo transport units (UTTC) operate at high speeds, causing accidents, increased fuel costs, and high levels of polluting emissions in the atmosphere. The speed in road driving, by the carriers, has been a...

  • Article
  • Open Access
16 Citations
14,775 Views
18 Pages

24 March 2019

Mathematical thinking (MT) has been one of the most important goals for mathematics education as it can support sustainable mathematics learning. Its role in school mathematics has recently been explicitly identified as one of “Four Basics&rdqu...

  • Article
  • Open Access
105 Citations
5,034 Views
18 Pages

7 September 2018

A damage degree identification method based on high-order difference mathematical morphology gradient spectrum entropy (HMGSEDI) is proposed in this paper to solve the problem that fault signal of rolling bearings are weak and difficult to be quantit...

  • Article
  • Open Access
6 Citations
1,723 Views
9 Pages

1 December 2008

This study uses a mathematical method to develop an efficient rule for expediting scrap-or-rework decision making in economic production quantity (EPQ) model with failure-in-repair. The expected overall production-inventory costs and the optimal lot
...

  • Article
  • Open Access
1 Citations
2,420 Views
17 Pages

Milled peat must be dried for the production of peat fuel briquettes. The current trend in the creation of drying technologies is the intensification of the dehydration process while obtaining a high-quality final product. An increase in the temperat...

  • Article
  • Open Access
3 Citations
4,454 Views
15 Pages

Mathematical Modeling of Heat and Mass Processes in a Scrubber: The Box–Wilson Optimization Method

  • Dagnija Blumberga,
  • Vivita Priedniece,
  • Rūdolfs Rumba,
  • Vladimirs Kirsanovs,
  • Agris Ņikitenko,
  • Egons Lavendelis and
  • Ivars Veidenbergs

1 May 2020

Optimal performance parameters must be found in order to organize efficient heat and mass transfer and effective flue gas cooling using a wet scrubber. Mathematical models are widely used for system optimization. However, a significant number of the...

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