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Browsing by Subject "Monte Carlo simulation"

Now showing items 1-20 of 26

A comparative study to the numerical approximation of random Airy differential equation

Cortés López, Juan Carlos; Jódar Sánchez, Lucas Antonio; Romero Bauset, José Vicente; Roselló Ferragud, María Dolores (Elsevier, 2011-11)

The aim of this paper is twofold. First, we deal with the extension to the random framework of the piecewise Fröbenius method to solve Airy differential equations. This extension is based on mean square stochastic calculus. ...
A Definition of Dynamically Accessible Volume for Thermal Systems

Molina Mateo, José; Meseguer Dueñas, José María; Gómez Ribelles, José Luís (John Wiley & Sons, 2006-01-16)

[EN] The glass transition and physical aging processes of a polymeric material have been simulated using the bond fluctuation model. Two potentials that represent intra- and inter-molecular interactions have been employed. ...
Application of the Monte Carlo method to the analysis of measurement geometries for the calibration of a HP Ge detector in an environmental radioactivity laboratory

Ródenas Diago, José; Gallardo Bermell, Sergio; Ballester Pérez, Silvia; Primault, Virginie; Ortiz Moragón, Josefina (Elsevier, 2007)

[EN] A gamma spectrometer including an HP Ge detector is commonly used for environmental radioactivity measurements. The efficiency of the detector should be calibrated for each geometry considered. Simulation of the ...
Bremsstrahlung spectrum reconstruction from gradient depth dose curves obtained in a water phantom

Juste Vidal, Belen Jeanine; Miró Herrero, Rafael; Verdú Martín, Gumersindo Jesús; Diez, S; Campayo, J. M. (American Nuclear Society, 2011)

[EN] Megavoltage sources are commonly used in radiotherapy treatments, and the determination of the spectral distribution of a photon beam is extremely important for exact dosimetry and for the calculation of therapeutic dose ...
Comparison of Extracorporeal Shock Wave Lithotripsy versus Ureteroscopy Holmium Laser Lithotripsy in the Management of Ureteral Stones: A Cost-effectiveness Analysis

Budia Alba, Alberto; Caballer Tarazona, Vicent; Vivas Consuelo, David José Juan; López Acon, Daniel; Conca, Mª Angeles; Díez-De Pablos, José Antonio; Bahilo, Pilar; Trassierra, Marta (OMICS International, 2016-08)

[EN] Objective: To determine the better cost-effective treatment strategy for ureteral stones in a health district of Eastern Spain. Methods: A total of 180 patients were treated between June 2012 and December 2013 for ...
Comparison of interval and Monte Carlo simulation for the prediction of postprandial glucose under uncertainty in type 1 diabetes mellitus

Calm, R.; García-Jaramillo, M.; Bondía Company, Jorge; Sainz, M.A.; Vehí, J. (Elsevier, 2011-12)

[EN] In this paper, the problem of tackling uncertainty in the prediction of postprandial blood glucose is analyzed. Two simulation approaches, Monte Carlo and interval models, are studied and compared. Interval simulation ...
Cooperativity in the Conformational Rearrangements of Polymer Chain Segments as Seen by Bond Fluctuation Model

Torregrosa Cabanilles, Constantino; Meseguer Dueñas, José María; Gómez Ribelles, José Luís; Molina Mateo, José (John Wiley & Sons, 2009-09-25)

[EN] The kinetics of structural relaxation was simulated using the bond fluctuation model. Annealing of the system in the glassy state produces a clearly nonexponential decrease in the energy in a certain temperature ...
Cost-utility model of brivaracetam in the adjunctive treatment of patients with epilepsy in Spain

Barrachina Martínez, Isabel; Vivas-Consuelo, David; Reyes-Santias, Francisco (Taylor & Francis, 2020-11-06)

[EN] Objective This study aims to assess the cost utility of Brivaracetam compared with the third-generation anti-epileptic drugs used as standard care. Methods A cost utility analysis of Brivaracetam was carried ...
Diseño de gráficos de control no paramétricos para el coeficiente de correlación de Spearman

Palomar Yarritu, Iñigo (Universitat Politècnica de València, 2022-09-14)

[ES] En este trabajo, se aborda el diseño e implementación de gráficos de control para monitorizar el grado de asociación entre dos variables continuas, no necesariamente normales, a través del coeficiente de correlación ...
Diseño de un método de optimización de costes y fiabilidad del suministro eléctrico en instalaciones fotovoltaicas aisladas basado en simulación de Montecarlo

Marquina Tajuelo, Adrián (Universitat Politècnica de València, 2022-07-26)

[ES] A pesar de la extensa red eléctrica existente, persisten zonas que quedan aisladas del suministro, especialmente en el medio rural, y dependen de sus propios medios para generar la electricidad que consumen. ...
Estudio del efecto de la estimación del tiempo y el tamaño del búfer de proyecto en el Método de la Cadena Crítica

Fuentes, Joaquín; Ruíz, Juan Pedro; Valverde, Nelia; Navarro Astor, Elena (Universidad Politecnica de Madrid - University Library, 2019-04)

[ES] La aplicación del Método de la Cadena Crítica en la dirección y gestión de proyectos suscita abiertos debates sobre qué procedimiento de dimensionado del búfer se ha de utilizar y cuál ha de ser la duración de las ...
Extending the study on the linear advection equation subject to stochastic velocity field and initial condition

Calatayud, J.; Cortés, J.-C.; Dorini, F. A.; Jornet, M. (Elsevier, 2020-06)

[EN] In this paper we extend the study on the linear advection equation with independent stochastic velocity and initial condition performed in Dorini and Cunha (2011). By using both existing and novel results on the ...
Fast Energy Dependent Scatter Correction for List-Mode PET Data

Álvarez-Gómez, Juan Manuel; Santos-Blasco, Joaquín; Moliner Martínez, Laura; Rodríguez-Álvarez, María José (MDPI AG, 2021-10)

[EN] Improvements in energy resolution of modern positron emission tomography (PET) detectors have created opportunities to implement energy-based scatter correction algorithms. Here, we use the energy information of ...
Gráficos de control no paramétricos para la correlación basados en el estadístico de Kendall: diseño e implementación

Ibañez Sirvent, Neus (Universitat Politècnica de València, 2022-10-27)

[ES] Este trabajo tiene como objetivos el diseño, implementación y análisis de gráficos de control para la correlación entre dos variables continuas, no necesariamente normales, basados en la monitorización del estadístico ...
Improving Kernel Methods for Density Estimation in Random Differential Equations Problems

Cortés, J.-C.; Jornet Sanz, Marc (MDPI AG, 2020-06)

[EN] Kernel density estimation is a non-parametric method to estimate the probability density function of a random quantity from a finite data sample. The estimator consists of a kernel function and a smoothing parameter ...
Measurement uncertainty of multicore optical fiber sensors used to sense curvature and bending direction

Floris, Ignazio; Sales Maicas, Salvador; Calderón García, Pedro Antonio; Adam, Jose M (Elsevier, 2019-01)

[EN] This paper describes a study of the influence of strain measurement uncertainty on sensing curvature and bending direction, considering one of the most widely used fiber geometries for sensing applications (7-core ...
Mixture Separations with Zeolites: Molecular View on Adsorptive Processes

Misturini, Alechania (Universitat Politècnica de València, 2023-01-23)

[ES] Los métodos de química computacional se han empleado en el estudio de materiales de zeolita aplicados a procesos de separación. Se consideró un enfoque clásico, donde los campos de fuerza se seleccionaron durante los ...
Monte Carlo calculation of the spatial response (Modulated Transfer Function) of a scintillation flat panel and comparison with experimental results

Juste Vidal, Belen Jeanine; Miró Herrero, Rafael; Monasor, P.; Verdú Martín, Gumersindo Jesús (Elsevier, 2015-11)

Phosphor screens are commonly used in many X-ray imaging applications. The design and optimization of these detectors can be achieved using Monte Carlo codes to simulate radiation transport in scintillation materials and ...
Optimal fleet replacement: A case study on a Spanish urban transport fleet

De Sa-Riechi, Jorge Luiz; Macian Martinez, Vicente; Tormos, B.; Avila, Claudio (Nature Publishing Group - Macmillan Publishers, 2017)

[EN] Optimizing the average annual cost of a bus fleet has become an increasing concern in transport companies management around the world. Nowadays, there are many tools available to assist managerial decisions, and one of ...
PenRed: An extensible and parallel Monte-Carlo framework for radiation transport based on PENELOPE

Giménez-Alventosa, Vicent; Giménez Gómez, V.; Oliver-Gil, Sandra (Elsevier, 2021-10)