Large Deformation Elastic Analysis of Pressurized FGM Thick Cylindrical Shells with Nonlinear Plane Elasticity Theory (NPET) by Navid Bahadorani, Mehdi Ghannad, Mohammad Hossein Sohani, Bahman Modiri

“…Because of large deformations along the radial direction and hence the existence of nonlinear terms in kinematic equations, the governing equation is a nonlinear second-order equation with variable coefficients, which is solved in plane stress and plane strain states using the perturbation technique. …”
Get full text

METHOD AND SYSTEM FOR ASSESSING OF SPORTSMAN’S PHYSIOLOGICAL RESERVES DURING PHYSICAL EXERCISES by Nguyen Mau Thach, Nguyen Trong Tuyen, Tran Trong Huu

“…This parameter reflects functioning of various body systems which provide significant income to the sportsman’s result achievement. …”
Get full text

Boundary value problems for discontinuously loaded parabolic equations by Mukhamed M. Karmokov, Fatima M. Nakhusheva, Sakinat K. Gekkieva

“…The article deals with boundary value problems for a discontinuously loaded parabolic equation with a Riemann – Liouville fractional integro-differentiation operator with variable coefficients. The unambiguous solvability of the Cauchy – Dirichlet problem for a discontinuously loaded parabolic equation of fractional order is proved. …”
Get full text

Principles of research of soil ped deformation at interaction with machine working element by V. I. Kravchuk, V. P. Davydyuk

“…Research of systems of analytical models of the second order with variable coefficients in partial derivatives with a set of input and output parameters can be effectively realized by numerical methods with use of the special varargin and varargout functions. …”
Get full text

Intelligent forecasting model for aquatic production based on artificial neural network by Junqiao Hu, Jingyu Yin, Chaohui Yang, Yanxi Zhou, Changqing Li, Changqing Li

“…GDP per capita is found to be the most critical factor, followed by climate-related variables (sunshine duration, temperature) and socioeconomic indicators (Engel coefficient, consumer price index). …”
Get full text

Enhanced nonlinear sliding mode control technique for wind power generation systems application: Theoretical design and comparative study by Yattou El Fadili, Ismail Boumhidi

“…Additionally, this controller ensures system stability, with a Lyapunov function standard deviation of 0.0105 and 0.1755 for the first and second tests, respectively. …”
Get full text

A deep neural network for adaptive spatial smoothing of task fMRI data by Zhengshi Yang, Xiaowei Zhuang, Mark J. Lowe, Dietmar Cordes, Dietmar Cordes

“…Over the past decade, functional magnetic resonance imaging (fMRI) has emerged as a widely adopted in vivo imaging technique for examining neural activity in the brain. …”
Get full text

Frequency Responses Resistance to Variations of Electric Filter Parameters by E. N. Chervinskiy

“…When electric filter designs "on the whole" circuit's parameters are determined as a result of solving the system of equations formed by equating of coefficients at equal powers of the variable in terms of desirable transfer function (TF) and TF filter. …”
Get full text

Modeling of an automated recruitment planning system for educational organizations by S. A. Mishin, E. Yu. Nikulina, E. A. Rogozin, R. A. Solodukha

“…The advantage of the proposed approach gives a clear idea of the structure and functional purpose of the system.Conclusion. The system will automate the process of recruiting educational organizations in order to increase the efficiency of decision support in the field of training specialists for the Russian Ministry of Internal Affairs.…”
Get full text

HVAC/DC system reliability evaluation based on improvement point estimation method by Jiaqi ZHAO, Ning FENG, Yue WANG

“…The proposed method analyzes the structure of various components of a typical HVAC/DC system and leverages the Dirac function to smooth the involved discrete random variables, so that the discrete component status can be generally tackled in common with the load, wind power and other continuous random variables using the point estimation method. …”
Get full text

Canal Geometry, Flow Velocity, Dallisgrass (Paspalum dilatatum Poir.) Density and Soil Phosphorous Effects on Hydraulic Resistance of Vegetated Canals by Abolfazl Nasserı

“…Therefore, a regression model comprises both the roughness coefficient as a dependent variable and the flow velocity and canal slope as an independent variable is developed. …”
Get full text

IgG1 versus IgG3: influence of antibody-specificity and allotypic variance on virus neutralization efficacy by Somanath Kallolimath, Lin Sun, Roman Palt, Esther Föderl-Höbenreich, Antonia Hermle, Leonie Voss, Marina Kleim, Falk Nimmerjahn, Falk Nimmerjahn, Johannes S. Gach, Lauren Hitchcock, Qiang Chen, Stanislav Melnik, Florian Eminger, Anja Lux, Anja Lux, Herta Steinkellner

“…Despite the unique advantages of IgG3 over other IgG subclasses, such as mediating enhanced effector functions and increased flexibility in antigen binding due to a long hinge region, the therapeutic potential of IgG3 remains largely unexplored. …”
Get full text

Rheological models of trabecular structures joint implants obtained by additive processes by Олександр Саленко, Микола Крищук, Наталія Гаврушкевич, Галина Габузян, Дмитро Джулій

“…It is taken into account that the implant itself should be made in the form of a combined set of functional elements (or initial surfaces), the dynamic properties of which are variable and maximally adapted to the properties of the connected bone, which allows to preserve the initial properties of the bones of the joints as much as possible while ensuring the proper strength and reliability of the structure in as a whole The interdependence of the results of surgical intervention with the patient's initial condition, indications for treatment, his activity and possible postoperative complications was analyzed. …”
Get full text

A Copula-based Method for River Ecological Flow Quantification and Algal Bloom Risk Assessment in the Hanjiang River by NONG Xi-zhi, LAI Cheng, JING Zheng, YE Ye

“…The results from Copula functions were compared with those from the Tennant method and Hydrological Inflection-Point (HIP) analysis for validation. …”
Get full text

Numerical investigation of fractional order SEIR models with newborn immunization using Vieta–Fibonacci wavelets by Naied A. Nayied, Firdous A. Shah, Mukhtar A. Khanday, Kottakkaran Sooppy Nisar

“…Variations in the fractional parameter α and transmission factor β reveal the influence of these variables on the disease outbreak, with higher values of β leading to rapid transmission. …”
Get full text

Disrupted topological organization of brain connectome in patients with chronic low back related leg pain and clinical correlations by Yuqi Ji, Xiao Liang, Yixiu Pei, Xiaoying Zuo, Yanyan Zhu, Jie Xu, Qinmei Kuang, Ziwei Yang, Fuqing Zhou, Yong Zhang

“…This study demonstrates that cLBLP patients exbibit a decreased local efficiency of functional connectivity network and increased compensatory global efficiency of structural connectivity network. …”
Get full text

Numerical approximation of time-fractional nonlinear partial integro-differential equation using fractional Euler and cubic trigonometric B-Spline methods by Mehwish Saleem, Arshed Ali, Fazal-i-Haq, Hassan Khan

“…This method has the ability to handle any kind of nonlinearity without using iterative processes. Efficiency and reliability of the current method is analyzed for the fractional-order via three highly nonlinear test problems with variable coefficients. …”
Get full text

Modeling Porosity Distribution Strategies in PEM Water Electrolyzers: A Comparative Analytical and Numerical Study by Ali Bayat, Prodip K. Das, Suvash C. Saha

“…This simplification can significantly impact the accuracy of performance predictions and the overall efficiency of electrolyzers. This study develops a mathematical framework for modeling variable porosity distributions—including constant, linearly graded, and stepwise profiles—and derives analytical expressions for permeability, effective diffusivity, and electrical conductivity. …”
Get full text

Algorithm for Finding Feedback in a Problem with Constraints for One Class of Nonlinear Control Systems by Michail G. Dmitriev, Zainelkhriet N. Murzabekov, Gulbanu A. Mirzakhmedova

“…For this, the solution of an auxiliary optimal control problem with a quadratic functional is used by analogy with the SDRE approach.Since this approach is used in the literature to find suboptimal synthesis in optimal control problems with a quadratic functional with formally linear systems, where all coefficient matrices in differential equations and criteria can contain state variables, then on a finite time interval it becomes necessary to solve a complicated matrix differential Riccati equations, with state-dependent coefficient matrices. …”
Get full text

Study of kinetic performance effect on wheel and rail wear using computer simulation by Lev I. Evelson, Evgeny A. Pamfilov, Alexander G. Tsygankov, Ludmila I. Shiryaeva

“…The problems solved here are analysis of the earlier proposed mathematical functions describing the kinetic performance for the presence of extremes, the functional behavior (growth, decrease, monotonicity, and unimodality, etc.) in various parameter ranges; implementation of the computer simulation of the wheelpair movement by rail with the quantitative estimation of the wheel and rail wear with various kinetic performance parameters; to determine qualitative influence patterns of the kinetic wear performance. …”
Get full text