Listar Dpto. Estadística, Informática y Matemáticas - Estatistika, Informatika eta Matematika Saila [desde mayo 2018 / 2018ko maiatzetik] por título

Mostrando ítems 388-407 de 498

    • Scalable Bayesian modeling for smoothing disease mapping risks in large spatial data sets using INLA 

      Orozco Acosta, Erick Upna Orcid; Adin Urtasun, Aritz Upna Orcid; Ugarte Martínez, María Dolores Upna Orcid (Elsevier, 2021)   Artículo / Artikulua  OpenAccess
      Several methods have been proposed in the spatial statistics literature to analyse big data sets in continuous domains. However, new methods for analysing high-dimensional areal data are still scarce. Here, we propose a ...

    • Scale recoding in sociological research: a new validation methodology. An application to a political survey 

      Abascal Fernández, Elena Upna Orcid; Díaz de Rada Igúzquiza, Vidal Upna Orcid; García Lautre, Ignacio Upna Orcid; Landaluce, M. Isabel (CSIC, 2019)   Artículo / Artikulua  OpenAccess
      La recodificación de variables es una etapa habitual en el análisis de datos de encuesta. No está exenta de riesgos, como pueden ser la introducción de sesgos o las posibles deformaciones de los datos originales. En este ...

    • Scores of hesitant fuzzy elements revisited: "Was sind und was sollen" 

      Alcantud, José Carlos R.; Campión Arrastia, María Jesús Upna Orcid; Induráin Eraso, Esteban Upna Orcid; Munárriz Iriarte, Ana (Elsevier, 2023)   Artículo / Artikulua
      This paper revolves around the notion of score for hesitant fuzzy elements, the constituent parts of hesitant fuzzy sets. Scores allow us to reduce the level of uncertainty of hesitant fuzzy sets to classical fuzzy sets, ...

    • Searching for a Debreu’s open gap lemma for semiorders 

      Estevan Muguerza, Asier Upna Orcid (Springer, 2020)   Capítulo de libro / Liburuen kapitulua  OpenAccess
      In 1956 R. D. Luce introduced the notion of a semiorder to deal with indifference relations in the representation of a preference. During several years the problem of finding a utility function was studied until a ...

    • Selecting freight transportation modes in last-mile urban distribution in Pamplona (Spain): an option for drone delivery in smart cities 

      Serrano Hernández, Adrián Upna Orcid; Ballano Biurrun, Aitor; Faulín Fajardo, Javier Upna Orcid (MDPI, 2021)   Artículo / Artikulua  OpenAccess
      Urban distribution in medium-sized cities faces a major challenge, mainly when deliveries are difficult in the city center due to: an increase of e-commerce, weak public transportation system, and the promotion of urban ...

    • Semiorders and continuous Scott–Suppes representations. Debreu’s Open Gap Lemma with a threshold 

      Estevan Muguerza, Asier Upna Orcid (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      The problem of finding a utility function for a semiorder has been studied since 1956, when the notion of semiorder was introduced by Luce. But few results on continuity and no result like Debreu’s Open Gap Lemma, but for ...

    • Sensorimotor functional connectivity: a neurophysiological factor related to BCI performance 

      Vidaurre, Carmen Upna Orcid; Haufe, Stefan; Jorajuría, Tania Upna Orcid; Müller, Klaus Robert; Nikulin, Vadim V. (Frontiers Media, 2020)   Artículo / Artikulua  OpenAccess
      Brain-computer interfaces (BCIs) are systems that allow users to control devices using brain activity alone. However, the ability of participants to command BCIs varies from subject to subject. About 20% of potential users ...

    • Series representations of the Volterra function and the Fransén–Robinson constant 

      López García, José Luis Upna Orcid; Pagola Martínez, Pedro Jesús Upna; Palacios Herrero, Pablo Upna Orcid (Elsevier, 2021)   Artículo / Artikulua  OpenAccess
      The Volterra function μ(t,β,α) was introduced by Vito Volterra in 1916 as the solution to certain integral equations with a logarithmic kernel. Despite the large number of applications of the Volterra function, the only ...

    • Short- and mid-term evaluation of the use of electric vehicles in urban freight transport collaborative networks: a case study 

      Muñoz Villamizar, Andrés; Quintero Araújo, Carlos L.; Montoya Torres, Jairo R.; Faulín Fajardo, Javier Upna Orcid (Taylor & Francis, 2019)   Artículo / Artikulua  OpenAccess
      Despite its negative impacts, freight transportation is a primary component of all supply chains. Decision makers have considered diverse strategies, such as Horizontal Collaboration (HC) and the usage of alternative types ...

    • Simheuristic algorithms for the sustainable freight transport problem 

      Reyes-Rubiano, Lorena Silvana Upna Orcid (2019)   Tesis doctoral / Doktoretza tesia  OpenAccess
      The sustainable freight transport entails the design of the distribution plans with the least negative impacts. On one hand, this distribution problem relies on deter-mining the routes to visit a set of customers, which ...

    • Simheuristics: an introductory tutorial 

      Juan, Ángel A.; Li, Yuda; Ammouriova, Majsa; Panadero, Javier; Faulín Fajardo, Javier Upna Orcid (IEEE, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Both manufacturing and service industries are subject to uncertainty. Probability techniques and simulation methods allow us to model and analyze complex systems in which stochastic uncertainty is present. When the goal ...

    • Similarity between interval-valued fuzzy sets taking into account the width of the intervals and admissible orders 

      Bustince Sola, Humberto Upna Orcid; Marco Detchart, Cedric Upna Orcid; Fernández Fernández, Francisco Javier Upna Orcid; Wagner, Christian; Garibaldi, Jonathan M. (Elsevier, 2020)   Artículo / Artikulua  OpenAccess
      In this work we study a new class of similarity measures between interval-valued fuzzy sets. The novelty of our approach lays, firstly, on the fact that we develop all the notions with respect to total orders of intervals; ...

    • Simulation and optimization methods to improve the management of resources and patients in health services. Application to emergency departments 

      Cildoz Esquíroz, Marta Upna Orcid (2019)   Tesis doctoral / Doktoretza tesia  OpenAccess
      The aim of this thesis is to contribute to the sustainability of public health services by means of data analysis and through the development and application of Operational Research methods and techniques for modeling and ...

    • Simulation model for wire harness design in the car production line optimization using the SimPy library 

      Guerrero, R.; Serrano Hernández, Adrián Upna Orcid; Pascual Cornago, Jose Antonio; Faulín Fajardo, Francisco Javier (MDPI, 2022)   Artículo / Artikulua  OpenAccess
      The automotive industry is one of the most important economic sectors in the world. At the beginning, vehicles only had mechanical components, so the use of an automotive wire harness was not indispensable. Cars today are ...

    • Simulation models to support intensive care unit decision-making in pandemic and non-pandemic times 

      García de Vicuña Bilbao, Daniel Upna Orcid (2022)   Tesis doctoral / Doktoretza tesia  OpenAccess
      The aim of this thesis is the construction of simulation models to analyse and improve patient admission and inpatient discharge decisions in an Intensive Care Unit (ICU). These decisions are especially relevant in situations ...

    • Simulation-optimization in logistics, transportation, and SCM 

      Juan, Ángel A.; Rabe, Markus; Goldsman, David; Faulín Fajardo, Javier Upna Orcid (MDPI, 2021)   Libro / Liburua  OpenAccess
      This is a reprint of articles from the Special Issue published online in the open access journal Algorithms (ISSN 1999-4893) (available at: https://www.mdpi.com/journal/algorithms/special issues/Simulation Optimization). This ...

    • Sistemas y tecnologías para dotar de autonomía a vehículos aéreos no tripulados (UAV) basadas en ontologías 

      Martín Lammerding, David (2023)   Tesis doctoral / Doktoretza tesia  OpenAccess
      En esta tesis se propone dotar de autonomía a los vehículos aéreos sin tripulación (UAV) empleando sistemas y tecnologías basadas en ontologías. Los sistemas autónomos están teniendo una gran importancia gracias a las ...

    • Small area variations in non-affective first-episode psychosis: the role of socioeconomic and environmental factors 

      Gutiérrez, Gerardo; Goicoa Mangado, Tomás; Ugarte Martínez, María Dolores Upna Orcid; Aranguren Conde, Lidia; Corrales, Asier; Gil Berrozpe, Gustavo José; Librero, Julián; Sánchez Torres, Ana María Upna Orcid; Peralta Martín, Víctor; García de Jalón, Elena; Cuesta, Manuel J.; Martínez, Matilde; Otero, María; Azcárate, Leire; Pereda, Nahia; Monclús, Fernando; Moreno, Laura; Fernández, Alba; Ariz, Mari Cruz; Sabaté, Alba; Aquerreta, Ainhoa; Aguirre, Izaskun; Lizarbe, Tadea; Begué, María José (Springer, 2023)   Artículo / Artikulua
      Background: There is strong evidence supporting the association between environmental factors and increased risk of non-affective psychotic disorders. However, the use of sound statistical methods to account for spatial ...

    • Smarterial – Smart matter optomagnetic 

      Irisarri Erviti, Josu; Galarreta Rodríguez, Itziar; Marzo Pérez, Asier Upna Orcid (2021)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Smart materials, also known as programmable materials, are a combination of different components that have the capability to change shape, move around and adapt to numerous situations by applying an external controllable ...

    • Sobre órdenes admisibles en el conjunto de números borrosos discretos y su aplicación en problemas de toma de decisiones 

      Riera, Juan Vicente; Massanet, Sebastia; Bustince Sola, Humberto Upna Orcid; Fernández Fernández, Francisco Javier Upna Orcid (Universidad de Málaga, 2021)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Este trabajo es un resumen del artículo [1] publicado en Mathematics para su presentación en la Multiconferencia CAEPIA’21 KeyWorks.
      El Repositorio ha recibido la ayuda de la Fundación Española para la Ciencia y la Tecnología para la realización de actividades en el ámbito del fomento de la investigación científica de excelencia, en la Línea 2. Repositorios institucionales (convocatoria 2020-2021).
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