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Browsing by Author "Villanueva Micó, Rafael Jacinto"

Now showing items 1-20 of 124

A Bayesian stochastic SIRS model with a vaccination strategy for the analysis of respiratory syncytial virus

Jornet-Sanz, Marc; Corberán-Vallet, Ana; Santonja, F.; Villanueva Micó, Rafael Jacinto (Institut d'Estadística de Catalunya (Idescat), 2017-06)

[EN] Our objective in this paper is to model the dynamics of respiratory syncytial virus in the region of Valencia (Spain) and analyse the effect of vaccination strategies from a health-economic point of view. Compartmental ...
A comprehensive probabilistic solution of random SIS-type epidemiological models using the Random Variable Transformation technique

Casabán, M.C.; Cortés, J.-C.; Navarro-Quiles, A.; Romero, José-Vicente; Roselló, María-Dolores; Villanueva Micó, Rafael Jacinto (Elsevier, 2016)

[EN] This paper provides a complete probabilistic description of SIS-type epidemiological models where all the input parameters (contagion rate, recovery rate and initial conditions) are assumed to be random variables. By ...
A computational technique to predict the level of glucose of a diabetic patient with uncertainty in the short term

Burgos Simon, Clara; Cervigón, Carlos; Hidalgo, José-Ignacio; Villanueva Micó, Rafael Jacinto (John Wiley & Sons, 2019)

[EN] On advanced stages of the disease, diabetic patients have to inject insulin doses to maintain blood glucose levels inside of a healthy range. The decision of how much insulin is injected implies somehow to predict the ...
A delayed nonlinear stochastic model for cocaine consumption: Stability analysis and simulation using real data

Burgos-Simon, Clara; Cortés, J.-C.; Shaikhet, L.; Villanueva Micó, Rafael Jacinto (American Institute of Mathematical Sciences, 2021-04)

[EN] In this paper we propose a stochastic mathematical model with distributed delay in order to describe the transmission dynamics of cocaine consumption in Spain. We investigate conditions to guarantee the stability in ...
A deterministic model for highly contagious diseases: The case of varicella

Acedo Rodríguez, Luis; Moraño Fernández, José Antonio; Santonja, F.; Villanueva Micó, Rafael Jacinto (Elsevier, 2016-05-15)

[EN] The classic nonlinear Kermack-McKendrick model based upon a system of differential equations has been widely applied to model the rise and fall of global pandemic and also seasonal epidemic by introducing a forced ...
A genetic algorithm approach to customizing a glucose model based on usual therapeutic parameters

Cervigón, Carlos; Hidalgo, J.I.; Botella, M.; Villanueva Micó, Rafael Jacinto (Springer-Verlag, 2017-09)

[EN] Type 1 diabetes mellitus is a chronic disease characterized by the increase of glucose in the blood due to a defect in the action or in the production of insulin. For completely autonomous glycemic regulation, a model ...
A mathematical model for Babesiosis disease in bovine and tick populations

Aranda, Diego F.; Trejos, Deccy Y.; Valverde, Jose C.; Villanueva Micó, Rafael Jacinto (Wiley: 12 months, 2012-02)

In this paper, we analyze the Babesiosis transmission dynamics on bovine and tick populations. Ticks play a role of infec- tious agents and vector of the protozoan Babesia hemo-parasite. In this sense, we set out a ...
A nonlinear dynamic age-structured model of e-commerce in Spain: Stability analysis of the equilibrium by delay and stochastic perturbations

Burgos-Simon, Clara; Cortés, J.-C.; Shaikhet, Leonid; Villanueva Micó, Rafael Jacinto (Elsevier, 2018)

[EN] First, we propose a deterministic age-structured epidemiological model to study the diffusion of e-commerce in Spain. Afterwards, we determine the parameters (death, birth and growth rates) of the underlying demographic ...
A Probabilistic Analysis to Quantify the Effect of March 11, 2004, Attacks in Madrid on the March 14 Elections in Spain: A Dynamic Modelling Approach

Cortés, J.-C.; Sánchez, Francisco; Santonja Gómez, Francisco José; Villanueva Micó, Rafael Jacinto (Hindawi Publishing Corporation, 2015)

[EN] The bomb attacks in Madrid three days before the general elections of March 14, 2004, and their possible influence on the victory of PSOE (Spanish Workers Socialist Party), defeating PP (Popular Party), have been a ...
A probabilistic estimation and prediction technique for dynamic continuous social science models: The evolution of the attitude of the Basque Country population towards ETA as a case study

Cortés, J.-C.; Santonja, F.; Tarazona Tornero, Ana Celia; Villanueva Micó, Rafael Jacinto; Villanueva Oller, Francisco Javier (Elsevier, 2015-08-01)

In this paper, a computational technique to deal with uncertainty in dynamic continuous models in Social Sciences is presented.Considering data from surveys,the method consists of determining the probability distribution ...
Advanced computational engineering

Ehrhardt, Matthias; Jódar Sánchez, Lucas Antonio; Villanueva Micó, Rafael Jacinto (Taylor & Francis: STM, Behavioural Science and Public Health Titles, 2014)

It is with pleasure that we offer the readers of the International Journal of Computer Mathematics this special issue consisting of some of the most significant contributions to computational and mathematical methods ...
Advances on Uncertainty Quantification Techniques for Dynamical Systems: Theory and Modelling

Burgos Simón, Clara (Universitat Politècnica de València, 2021-05-17)

[ES] La cuantificación de la incertidumbre está compuesta por una serie de métodos y técnicas computacionales cuyo objetivo principal es describir la aleatoriedad presente en problemas de diversa índole. Estos métodos son ...
Age-structured mathematical modelling approach to short term diffussion of E-commerce in Spain

Lombana, Iván Camilo (Universitat Politècnica de València, 2011-11-21)

A compartmental model based on a nonlinear differential equation system is developed to study the diffusion and future trends in short-term of E-commerce in Spain with available official data from INE. Stability and ...
Agent-Based Model to Study and Quantify the Evolution Dynamics of Android Malware Infection

Alegre Sanahuja, Juan; Camacho Vidal, Francisco Javier; Cortés López, Juan Carlos; Santonja, Francisco-José; Villanueva Micó, Rafael Jacinto (Hindawi Publishing Corporation, 2014-10-28)

[EN] In the last years the number of malware Apps that the users download to their devices has risen. In this paper, we propose an agentbased model to quantify the Android malware infection evolution, modeling the behavior ...
An introduction to random variables, random vectors and stochastic processes

Calatayud Gregori, Julia; Cortés López, Juan Carlos; Jornet Sanz, Marc; Villanueva Micó, Rafael Jacinto (Editorial Universitat Politècnica de València, 2019-10-01)

This book is aimed at covering the bases on random variables, random vectors and stochastic processes, necessary to be able to address the study of stochastic models based mainly on random and stochastic differential ...
Analysing the effect of public health campaigns on reducing excess weight: A modelling approach for the Spanish Autonomous Region of the Community of Valencia

Santonja, F.-J.; Morales, A.; Villanueva Micó, Rafael Jacinto; Cortés López, Juan Carlos (Elsevier, 2012-02)

Excess weight is fast becoming a serious health concern in the developed and developing world. The concern of the public health sector has lead to the development of public health campaigns, focusing on two-fold goals: to ...
Analysing the Spanish smoke-free legislation of 2006: A new method to quantify its impact using a dynamic model

Guerrero Cortina, Francisco; Santonja, Francisco-José; Villanueva Micó, Rafael Jacinto (Elsevier, 2011-07)

Background: There are many models that study aspects of smoking habits: the influence of price, tax, relapse time, and the effects of prohibition. There are also studies examining the effects of the Spanish smoke-free law. ...
Análisis bursátil de Prosegur. Triple enfoque: análisis fundamental, técnico y cuantitativo mediante el Modelo Browniano Geométrico

Lenze Juliá, Álvaro (Universitat Politècnica de València, 2014-12-23)

[ES] En la actualidad, vivimos en un sistema en el que la gestión del capital es clave para cualquier miembro de la sociedad. La previsión y planificación financiera de las personas es vital para mantener o mejorar la ...
Análisis de sistema de innovación español y su incidencia en la economía. Comparativa con países de nuestro entorno

Ortega González, Mario (Universitat Politècnica de València, 2020-10-15)

[ES] En el presente trabajo analizaremos la situación española respecto a la innovación. Estudiaremos en qué sectores se invierte más, si en el público o en el privado, y cuáles son los factores que pueden afectar a la ...
Applying the Wiener-Hermite random technique to study the evolution of excess weight population in the region of Valencia (Spain)

Cortés López, Juan Carlos; Romero Bauset, José Vicente; Roselló Ferragud, María Dolores; Villanueva Micó, Rafael Jacinto (Scientific Research Publishing, 2012)

This paper proposes a stochastic model to study the evolution of normal and excess weight population between 24 - 65 years old in the region of Valencia (Spain). An approximate solution process of the random model is ...