Results 51 to 60 of about 1,217,661 (351)

Mathematical Modelling and Optimal Control of Anthracnose [PDF]

open access: yesBIOMATH, 2014
In this paper we propose two nonlinear models for the control of anthracnose disease. The first one is an ordinary differential equation (ODE) model which represents the whithin host evolution of the disease. The second model includes spatial diffusion of the disease in a bounded domain О©. We show well formulation of those models checking existence of
Chris Thron   +4 more
openaire   +5 more sources

Optimal Hardy Inequality for Fractional Laplacians on the Integers [PDF]

open access: yes, 2022
We study the fractional Hardy inequality on the integers. We prove the optimality of the Hardy weight and hence affirmatively answer the question of sharpness of the constant.
arxiv   +1 more source

Proximal bundle method for contact shape optimization problem [PDF]

open access: yes, 2017
From the mathematical point of view, the contact shape optimization is a problem of nonlinear optimization with a specific structure, which can be exploited in its solution. In this paper, we show how to overcome the difficulties related to the nonsmooth
Beremlijski, Petr, Plívová, Nikola
core   +2 more sources

An L_1 then L_0 approach to the cardinality constrained mean-variance and mean-CVaR portfolio optimization problems [PDF]

open access: yesMathematics and Modeling in Finance
Cardinality constrained portfolio optimization problems are widely used portfolio optimization models which incorporate restriction on the number of assets in the portfolio.
Maziar Salahi, Tahereh Khodamoradi
doaj   +1 more source

Mathematical optimization for packing problems [PDF]

open access: yes, 2015
During the last few years several new results on packing problems were obtained using a blend of tools from semidefinite optimization, polynomial optimization, and harmonic analysis.
De Oliveira, Filho, Frank Vallentin
core  

Beyond digital twins: the role of foundation models in enhancing the interpretability of multiomics modalities in precision medicine

open access: yesFEBS Open Bio, EarlyView.
This review highlights how foundation models enhance predictive healthcare by integrating advanced digital twin modeling with multiomics and biomedical data. This approach supports disease management, risk assessment, and personalized medicine, with the goal of optimizing health outcomes through adaptive, interpretable digital simulations, accessible ...
Sakhaa Alsaedi   +2 more
wiley   +1 more source

Optimal Integration of Dispersed Generation in Medium-Voltage Distribution Networks for Voltage Stability Enhancement

open access: yesAlgorithms, 2022
This study addresses the problem of the maximization of the voltage stability index (λ-coefficient) in medium-voltage distribution networks considering the optimal placement and sizing of dispersed generators.
Brayan Enrique Aguirre-Angulo   +3 more
doaj   +1 more source

Performance Evaluation and Optimization of Math-Similarity Search

open access: yes, 2015
Similarity search in math is to find mathematical expressions that are similar to a user's query. We conceptualized the similarity factors between mathematical expressions, and proposed an approach to math similarity search (MSS) by defining metrics ...
C Spearman   +7 more
core   +1 more source

Calibration and volunteer testing of a prototype contactless respiratory motion detection system based on laser tracking

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose The goal of this study was to assess the feasibility of a cost‐effective prototype of a laser‐based respiratory motion detection system utilizing a Leuze LDS for breath monitoring through calibration and volunteer tests. Methods This study was performed using the Anzai AZ‐773 V and computerized imaging reference systems (CIRS) motion ...
Isnaini Nur Islami   +6 more
wiley   +1 more source

Optimal Selection of Conductors in Three-Phase Distribution Networks Using a Discrete Version of the Vortex Search Algorithm

open access: yesComputation, 2021
In this study, a new methodology is proposed to perform optimal selection of conductors in three-phase distribution networks through a discrete version of the metaheuristic method of vortex search.
John Fernando Martínez-Gil   +3 more
doaj   +1 more source

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