Study of Multi-Service Networks and Communication Systems Using Distributed Network Technology in Mountain Areas by Rustamova D. F., Mehdiyeva A. M., Mahmudova Z. A., Abdullaev J., Sapaev B.

“…The characteristics of corporate multiservice networks and communication systems using the technology of building distributed communication networks are analyzed and investigated, and a mathematical model of quality of service is proposed taking into account the management of information and network resources. …”
Get full text

Modeling and Dynamic Performance Analysis of Hydraulic Top Drive Main Transmission System with Long Hydraulic Pipelines by Yuanling Shi, Pingsong Zhang

“…Thus, the effects on the performance of hydraulic top drive should not be neglected. A mathematical model of hydraulic top drive main transmission with differential equation of hydraulic units and state space equation of hydraulic long pipelines was deduced in this research. …”
Get full text

A Multi-Method Comparison of Machine Learning in predicting pharmacokinetic parameters: A simulation study by marziyeh Doostfatemeh, kamal Amini, Elham Haem

“… Background: One important aim of population pharmacokinetics (PK) and pharmacodynamics (PD) is the identification and quantification of the relationships between the parameter and covariates to improve the predictive performance of the population PK/PD modeling. Several new mathematical methods have been developed in pharmacokinetics in recent years which indicated that the machine learning-based methods are an appealing tool for analyzing PK/PD data. …”
Get full text

A Prediction Method of Electromagnetic Environment Effects for UAV LiDAR Detection System by Min Huang, Dandan Liu, Liyun Ma, Jingyang Wang, Yuming Wang, Yazhou Chen

“…Traditional electromagnetic environment effect prediction methods mostly use a single model of mathematical model and machine learning, but the traditional prediction method has poor processing nonlinear ability and weak generalization ability. …”
Get full text

CONCEPTUAL BASES OF THE ENERGY EFFICIENT SYSTEM OF MANAGEMENT OF COMBINED UNITS OF WASTEWATER TREATMENT by V. N. Shtepa

“…The shortcomings of the management of water treatment units were revealed and it was proposed to produce their synthesis based on the mathematical apparatus of artificial intelligence systems. …”
Get full text

Dynamics of Positive Frequency Dependent Selection Triggers Selection for Silence by I. Hashem, V. De Buck, J. Van Impe

“…We illustrate our hypothesis using a mathematical model of a population of single locus diploid organisms with two alleles where a single mutant of an allele that experiences positive frequency dependent selection appears in a population where the other allele is a dominant. …”
Get full text

Reading and Calculation Neural Systems and Their Weighted Adaptive Use for Programming Skills by Joao Castelhano, Isabel C. Duarte, Joao Duraes, Henrique Madeira, Miguel Castelo-Branco

“…In this connectivity-based framework, error-monitoring processing regions in the frontal cortex influence the insula, which is a pivotal hub within the salience network, leading into efficient causal modulation of parietal networks involved in reading and mathematical operations. The core role of the anterior insula and anterior midcingulate cortex is illuminated by their relation to performance in error processing and novelty. …”
Get full text

DIGITAL FILTERS IMPLEMENTATION IN MICROPROCESSOR-BASED RELAY PROTECTION by Yu. V. Rumiantsev, F. A. Romaniuk, V. Yu. Rumiantsev, I. V. Novash

“…This article presents the implementation of digital filters used in digital relay protection current measuring elements. Mathematical descriptions of the considered digital filters as well as the computer programs for their coefficients calculation are described. …”
Get full text

Analysis of seepage through an earth dam with a diaphragm on an impermeable foundation using PLAXIS 2D by G. V. Orekhov, Tran Manh Cuong

“…In this paper, the analysis of the seepage regimes in the body of earth dams is performed by means of mathematical modelling using numerical finite element models. …”
Get full text

Impact of variations in the molarity of sodium hydroxide on metakaolin-ground granular blast-furnace slag-based geopolymer concrete by Rahul Kumar, Rajwinder Singh, Mahesh Patel

“…Attributes such as compressive strength, ultra-sonic pulse velocity, electricity resistance, mass loss, and strength variation due to acid attack for six geopolymer concrete mixes have been evaluated at different ambient curing periods. In addition, the mathematical relationship, i.e., linear regression, between these properties was also evaluated. …”
Get full text

Developing a hybrid model for comparative analysis of financial data clustering algorithms by Mojtaba Movahedi, Mahdi Homayounfar, Mehdi Fadaei, Mansour Soufi

“…Due to the importance of using these algorithms in analyzing financial market data that have a high volume and scope, this study in order to select the best clustering algorithm for clustering companies listed on the Tehran Stock Exchange in the field of finance from It has used different clustering algorithms and evaluated the validity of these algorithms and selected the best algorithm.Methodology: This research is applied in terms of purpose and descriptive in terms of implementation method and is of quantitative type (mathematical modeling). The statistical population of the research includes 403 companies listed on the Tehran Stock Exchange in 2019, whose performance has been evaluated based on four financial criteria.Findings: After clustering the surveyed companies by five clustering algorithms, namely K-means, EM, COBWEB, density-based algorithm and ward method, seven indicators RS, DB, Dun, SD, Purity, Entropy and Time were used to evaluate the algorithms. …”
Get full text

Within-host bayesian joint modeling of longitudinal and time-to-event data of Leishmania infection. by Felix M Pabon-Rodriguez, Grant D Brown, Breanna M Scorza, Christine A Petersen

“…The host immune system plays a significant role in managing and clearing pathogen material during an infection, but this complex process presents numerous challenges from a modeling perspective. There are many mathematical and statistical models for these kinds of processes that take into account a wide range of events that happen within the host. …”
Get full text

A Study on Dynamic Characteristics of Satellite Antenna System considering 3D Revolute Clearance Joint by Zhengfeng Bai, Jijun Zhao

“…The dynamics modeling and analysis of the satellite antenna system are investigated considering the 3D revolute clearance joint. Firstly, the mathematical model of the 3D revolute clearance joint is established, and the definitions of the radial and axial clearance are presented. …”
Get full text

Development of Modified-Release Diclofenac Sodium Capsules Using Blends of Pectin-Clay Multiparticulate Hybrid Systems as Release Retardants by Ofosua Adi-Dako, Frederick William Akuffo Owusu, Isaac Yaw Attah, Doris Kumadoh, Prince George Acquah Jnr, Issaka Nelson, Nii Odartey Hutton-Mills, Karen Yaa Yeboaa Obese, Joseph Adusei Sarkodie, Benoit Banga N’guessan, Awo Afi Kwapong, Christina Osei-Asare, Emmanuel Adase, Mary-Ann Archer

“…The diclofenac content, uniformity of the weight of capsules, in vitro drug release, and the kinetics and mechanism of release of diclofenac from the hybrid systems were also investigated using mathematical models. The pectin yield was 23.3%, with the water-holding capacities of pectin-talc (PT) and pectin-bentonite (PB) hybrid systems being 6.4% and 5.0%, respectively. …”
Get full text

Recent Developments in Ventricular Assist Device Therapy by Angel Moctezuma-Ramirez, Haseeb Mohammed, Austin Hughes, Abdelmotagaly Elgalad

“…Romanian researchers have used advanced mathematical modeling and three-dimensional (3D) printing to produce a rim-driven, hubless axial-flow pump, achieving efficient blood flow with a compact design that includes a wireless power supply to reduce infection risk. …”
Get full text

An analytical study for predicting incipient motion velocity of sediments under ice cover by Hongchun Luo, Honglan Ji, Zijian Chen, Bin Liu, Zhongshu Xue, Zhijun Li

“…In this research, we examine the effects of ice cover on the vertical distribution of flow velocity, establishing a mathematical relationship between the vertical average flow velocities in open channel and ice-covered flows. …”
Get full text

Theoretical analysis of neuronal network's response under different stimulus. by Haosen Xue, Zeying Lu, Yueheng Lan, Lili Gui, Xiaojuan Sun

“…Conducting pioneering theoretical research using mathematical models is particularly essential for enhancing efficiency and reducing costs. …”
Get full text

A Recognition Methodology for the Key Geometric Errors of a Multi-Axis Machine Tool Based on Accuracy Retentivity Analysis by Shijie Guo, Shufeng Tang, Dongsheng Zhang

“…The universal kinematics relations of the multiaxis machine tool are first modelled mathematically based on screw theory. Then, the retentivity of geometric accuracy with respect to the geometric error is defined based on the mapping between the constitutive geometric errors and the time domain. …”
Get full text

Parallelizing Quantum Simulation With Decision Diagrams by Shaowen Li, Yusuke Kimura, Hiroyuki Sato, Masahiro Fujita

“…Quantum simulation intrinsically models the state evolution of quantum subsystems. Qubits are mathematically constructed in the Hilbert space whose size grows exponentially. …”
Get full text

Modeling and Analysis of Lung Water Content Using RF Sensor by Prapti Ganguly, Shreyasi Das, Amlan Chakrabarti, Jawad Yaseen Siddiqui

“…This work is a first of its kind where the dielectric parameters at different levels of hydration have been previously estimated using mathematical models and substituted accordingly in the modeling environment to test the possibility of detection of PE with high precision. …”
Get full text