Results 91 to 100 of about 25,416,119 (357)

Anomalous Solute Transport in a Cylindrical Two-Zone Medium with Fractal Structure

open access: yesApplied Sciences, 2020
In this paper, a problem of anomalous solute transport in a coaxial cylindrical two-zone porous medium with fractal structure is posed and numerically solved.
Bakhtiyor Khuzhayorov   +3 more
doaj   +1 more source

On functional equations leading to exact solutions for standing internal waves [PDF]

open access: yes, 2016
The Dirichlet problem for the wave equation is a classical example of a problem which is ill-posed. Nevertheless, it has been used to model internal waves oscillating harmonically in time, in various situations, standing internal waves amongst them.
Keady, Grant   +4 more
core   +1 more source

Mathematical Modeling of Cardiac Growth and Remodeling

open access: yesWiley Interdisciplinary Reviews: Systems Biology and Medicine, 2016
This review provides an overview of the current state of mathematical models of cardiac growth and remodeling (G&R). We concisely describe the experimental observations associated with cardiac G&R and discuss existing mathematical models that describe ...
L. Lee, G. Kassab, J. Guccione
semanticscholar   +1 more source

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

Bidirectional Encoder representation from Image Transformers for recognizing sunflower diseases from photographs

open access: yesКомпьютерная оптика
This paper proposes a modern system for recognizing sunflower diseases based on Bidirectional Encoder representation from Image Transformers (BEIT). The proposed system is capable of recognizing various sunflower diseases with high accuracy.
V.A. Baboshina   +3 more
doaj   +1 more source

The method of smelting metals from charge with low metal content in a furnace with bottom electrodes and the first laboratory studies

open access: yesMATEC Web of Conferences, 2018
Liquid phase smelting reduction process for utilization of ferrous waste in the electric furnace with stationary bottom electrodes by carbon-thermal reduction is proposed and tested in laboratory conditions.
Kazak Oleg, Starodumov Ilya
doaj   +1 more source

A penalty method for PDE-constrained optimization in inverse problems [PDF]

open access: yes, 2016
Many inverse and parameter estimation problems can be written as PDE-constrained optimization problems. The goal is to infer the parameters, typically coefficients of the PDE, from partial measurements of the solutions of the PDE for several right-hand ...
Mathematical Modeling   +3 more
core   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Development of automated information system for domestic waste logistics management (by the example of Apatity town) [PDF]

open access: yesVestnik MGTU, 2016
A software system for management information support of domestic waste logistics (by the example of Apatity town) has been developed for management information support efficiency enhancement of domestic waste collection and transportation processes in ...
Ladik A. S., Masloboev A. V.
doaj   +1 more source

The probability of connectivity in a hyperbolic model of complex networks [PDF]

open access: yes, 2016
We consider a model for complex networks that was introduced by Krioukov et al. (Phys Rev E 82 (2010) 036106). In this model, N points are chosen randomly inside a disk on the hyperbolic plane according to a distorted version of the uniform distribution ...
Fountoulakis, Nikolaos   +5 more
core   +1 more source

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