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Browsing by Subject "Simulation"

Now showing items 1-20 of 427

"PINOT": Time-Resolved Parallel Magnetic Resonance Imaging With a Reduced Dynamic Field of View

Hamilton, Lei Hou; Acebrón Fabregat, Javier; Moratal Pérez, David; Ramamurthy, Senthil; Lerakis, Stamatios; Parks, W. James; Sallee, Denver; Brummer, Marijn E. (Wiley, 2011-04)

This article introduces a novel method named "Parallel Imaging and Noquist in Tandem" (PINOT) for accelerated image acquisition of cine cardiac magnetic resonance imaging. This method combines two prior information formalisms, ...
3D Simulation Modeling of UAV-to-Car Communications

HADIWARDOYO, SEILENDRIA ARDITYARAMA; Tavares De Araujo Cesariny Calafate, Carlos Miguel; Cano, Juan-Carlos; Ji, Yusheng; Hernández-Orallo, Enrique; Manzoni, Pietro (Institute of Electrical and Electronics Engineers, 2019-01-23)

[EN] In this paper, we propose a realistic model for simulating communications between unmanned aerial vehicles (UAVs), or drones, and ground vehicles, which can support mobile infrastructure to broadcast alerts in emergency ...
A consistent stable numerical scheme for a nonlinear option pricing model in illiquid markets

Company Rossi, Rafael; Jódar Sánchez, Lucas Antonio; Pintos Taronger, José Ramón (Elsevier, 2012-06)

Markets liquidity is an issue of very high concern in financial risk management. In a perfect liquid market the option pricing model becomes the well-known linear Black-Scholes problem. Nonlinear models appear when transaction ...
A decision support system for modelling and implementing the supply network configuration and operations scheduling problem in the machine tool industry

Maheut, Julien Philippe Dominique; Besga, Juan Manuel; Uribetxebarria, Jone; García Sabater, José Pedro (Taylor & Francis, 2014-06-11)

[EN] This paper presents a decision support system to simultaneously solve the supply network configuration problem and the operations scheduling problem for the machine tool industry. A novel database structure, which is ...
A KD-trees based method for fast radiation source representation for virtual reality dosimetry applications in nuclear safeguards and security

Moltó-Caracena, Teófilo; Vendrell Vidal, Eduardo; Goncalves, Joao G.M.; Peerani, Paolo (Elsevier, 2017-03)

[EN] With the aim of demonstrating the concrete advantages that novel technologies such as Virtual (VR) can provide to the nuclear industry, the authors of this paper have been working on the development of a VR based ...
A Methodology for Modeling and Optimizing Social Systems

Caselles, Antonio; Soler Fernández, David; Sanz, Maria T.; Micó, Joan C. (Taylor & Francis, 2020-04-02)

[EN] A system methodology for modeling and optimizing social systems is presented. It allows constructing dynamical models formulated stochastically, i.e., their results are given by confidence intervals. The models provide ...
A More Realistic RTP/RTCP-Based Simulation Platform for Video Streaming QoS Evaluation

Boronat Segui, Fernando; Montagud Aguar, Mario; Vidal Gimeno, Vicente Emilio (Rinton Press, 2011)

[EN] Over the last few years, the demand for real-time multimedia services has been growing progressively so that video streaming applications are expected to be dominant in future communications systems, and most of them ...
A new approach to the kinematic modeling of a three-dimensional car-like robot with differential drive using computational mechanics

Rubio Montoya, Francisco José; Llopis Albert, Carlos; Valero Chuliá, Francisco José; Besa Gonzálvez, Antonio José (SAGE Publications, 2019-03-13)

[EN] This article presents a kinematic analysis of a four-wheeled mobile robot in three-dimensions, introducing computational mechanics. The novelty lies in (1) the type of robot that is analyzed, which has been scarcely ...
A new proposal for trust management in wireless sensor networks based on validation

Rego Máñez, Albert; Gkountis, C.; García-García, Laura; Lloret, Jaime (Inderscience Enterprises Ltd., 2017)

[EN] Due to their many advantages, WSNs are getting more and more important in the field of monitoring and control systems. Despite their many advantages WSNs have some disadvantages that need to be solved. Trust-based networking ...
A patient-specific FE-based methodology to simulate prosthesis insertion during an augmentation mammoplasty

Lapuebla-Ferri, Andrés; Perez del Palomar, Amaya; Herrero, Javier; Jimenez Mocholi, Antonio José (Elsevier, 2011)

[EN] Breast augmentation surgery is a widespread practice for aesthetic purposes. Current techniques, however, are not able to reliably predict the desired final aspect of the breast after the intervention, whose success ...
A performance comparison of single product kanban control systems

Ang, Alvin (Editorial Universitat Politècnica de València, 2015-01-30)

[EN] This paper presents a simulation experiment comparing the Single Stage, Single Product Base Stock (BS), Traditional Kanban Control System (TKCS) and Extended Kanban Control System (EKCS). The results showed that BS ...
A rolling horizon simulation approach for managing demand with lead time variability

CAMPUZANO BOLARIN, FRANCISCO; Mula, Josefa; Díaz-Madroñero Boluda, Francisco Manuel; Legaz-Aparicio, Álvar-Ginés (Taylor & Francis, 2020-06-17)

[EN] This paper proposes a rolling horizon (RH) approach to deal with management problems under dynamic demand in planning horizons with variable lead times using system dynamics (SD) simulation. Thus, the nature of dynamic ...
A statistical design of experiments for optimizing the MALDI-TOF-MS sample preparation of polymers. An application in the assessment of the thermo-mechanical degradation mechanisms of poly (ethylene terephthalate)

Badía Valiente, José David; Strömberg, Emma Marie; Ribes Greus, María Desamparados; Karlsson, Sigbritt (ELSEVIER SCIENCE BV, 2011)

[EN] The sample preparation procedure for MALDI-TOF MS of polymers is addressed in this study by the application of a statistical Design of Experiments (DoE). Industrial poly (ethylene terephthalate) (PET) was chosen as ...
A system dynamics model for the supply chain procurement transport problem: comparing spreadsheets, fuzzy programming and simulation approaches

Mula, Josefa; Campuzano Bolarín, Francisco; Díaz-Madroñero Boluda, Francisco Manuel; Carpio, Katerine M. (Taylor & Francis: STM, Behavioural Science and Public Health Titles, 2013-07-01)

This article proposes a simulation approach based on system dynamics for operational procurement and transport planning in a two-level, multi-product and multi-period supply chain. This work uses the Vensim((R)) simulation ...
Advanced interface models for metal forming simulations

Schmid, Steven R.; Liu, J.; Sellés Cantó, Miguel Ángel; Pasang, Timotius (Elsevier, 2013-11)

Friction and heat transfer in metal forming simulations are usually restricted by software to be interface constants, a situation not reflected by the mechanics of real manufacturing processes. A better simulation approach ...
Algoritmos de asignación de ancho de banda y selección de peers para sistemas BitTorrent¿

Pasieka, Manuel (Universitat Politècnica de València, 2013-06-19)

[ES] Evaluación de un protocolo BitTorrent modificado, empleando un Simulador.¿¿¿¿¿
An Adaptive RTCP-based Inter-Destination Synchronization Approach for Distributed Multimedia Applications

Montagut Climent, Mario Alberto (Universitat Politècnica de València, 2013-07-03)

[ES] Algunas aplicaciones multimedia emergentes, como la Televisión Social Interactiva por Internet o los juegos en red multi-jugador, posibilitan la interacción y la compartición de servicios entre distintos grupos de ...
An efficient borehole heat exchanger model for the analysis of transient thermal response: comparison with some existing models

Witte, Henk J.L.; Cazorla-Marín, Antonio; Corberán, José M. (IEA CES, 2018)

For the analysis of the dynamic behaviour of a complete ground source heat pump system, computationally efficient models of the borehole heat exchanger are needed. Moreover, as we are moving towards system controllers using ...
An efficient numerical scheme for the simulation of parallel-plate active magnetic regenerators

Torregrosa Jaime, Bárbara; Corberán Salvador, José Miguel; Payá Herrero, Jorge; Engelbrecht, Kurt (Elsevier, 2015-10)

A one-dimensional model of a parallel-plate active magnetic regenerator (AMR) is presented in this work. The model is based on an efficient numerical scheme which has been developed after analysing the heat transfer ...
An Evaluation of Calibration Methods for Data Mining Models in Simulation Problems

Bella Sanjuán, Antonio (Universitat Politècnica de València, 2011-11-28)

Data mining is useful in making single decisions. The problem is when there are several related problems and the best local decisions do not make the best global result. We propose to calibrate each local data mining ...