Now showing items 9-28 of 98

    • Canonical maximization of coherence: a novel tool for investigation of neuronal interactions between two datasets 

      Vidaurre, Carmen Upna; Nolte, Guido; Vries, I. E. J. de; Gómez Fernández, Marisol Upna; Boonstra, Tjeerd W.; Müller, Klaus Robert; Villringer, Arno; Nikulin, Vadim V. (Elsevier, 2019)   Artículo / Artikulua  OpenAccess
      Synchronization between oscillatory signals is considered to be one of the main mechanisms through which neuronal populations interact with each other. It is conventionally studied with mass-bivariate measures utilizing ...
    • CAP theorem: revision of its related consistency models 

      Muñoz Escoí, Francesc D.; Juan Marín, Rubén de; García Escrivá, José Ramón; González de Mendívil Moreno, José Ramón Upna; Bernabéu Aubán, José M. (Oxford University Press, 2019)   Artículo / Artikulua  OpenAccess
      The CAP theorem states that only two of these properties can be simultaneously guaranteed in a distributed service: (i) consistency, (ii) availability, and (iii) network partition tolerance. This theorem was stated and ...
    • Características y métodos estadísticos empleados en los artículos originales publicados en las revistas de salud pública en España 

      Martínez Baz, Iván Upna; Delfrade Osinaga, J. Upna; Etxeberria Andueza, Jaione Upna (Gobierno de Navarra, 2018)   Artículo / Artikulua  OpenAccess
      Background. To describe the characteristics and statistical methods used in the original articles published in Gaceta Sanitaria, Revista Española de Salud Pública y Anales del Sistema Sanitario de Navarra, the Spanish ...
    • CFM-BD: a distributed rule induction algorithm for building compact fuzzy models in Big Data classification problems 

      Elkano Ilintxeta, Mikel Upna; Sanz Delgado, José Antonio Upna; Barrenechea Tartas, Edurne Upna; Bustince Sola, Humberto Upna; Galar Idoate, Mikel Upna (IEEE, 2020)   Artículo / Artikulua  OpenAccess
      Interpretability has always been a major concern for fuzzy rule-based classifiers. The usage of human-readable models allows them to explain the reasoning behind their predictions and decisions. However, when it comes to ...
    • Circular RNA expression profile in blood according to ischemic stroke etiology 

      Ostolaza, Aiora; Blanco Luquin, Idoia; Urdánoz Casado, Amaya; Rubio, Idoya; Labarga, Alberto (BioMed Central, 2020)   Artículo / Artikulua  OpenAccess
      Background: The discovery of novel biomarkers of stroke etiology would be most helpful in management of acute ischemic stroke patients. Recently, circular RNAs (circRNAs) have been proposed as candidate biomarkers of ...
    • Conditional quasi-greedy bases in non-superreflexive Banach spaces 

      Albiac Alesanco, Fernando José Upna; Ansorena, José L.; Wojtaszczyk, Przemyslaw (Springer, 2019)   Artículo / Artikulua  OpenAccess
      For a conditional quasi-greedy basis B in a Banach space, the associated conditionality constants km[B] verify the estimate km[B]=O(logm). Answering a question raised by Temlyakov, Yang, and Ye, several authors have studied ...
    • Contactless pick-and-place of millimetric objects using inverted near-field acoustic levitation 

      Andrade, Marco Aurélio Brizzotti; Ramos, Tiago S.; Adamowski, Julio C.; Marzo Pérez, Asier Upna (American Institute of Physics, 2020)   Artículo / Artikulua
      We model and realize an ultrasonic contactless pick-and-place device capable of picking, self-centering, self-orienting, translating, and releasing flat millimetric objects. The device is an ultrasonic Langevin transducer ...
    • Convergent expansions of the confluent hypergeometric functions in terms of elementary functions 

      Bujanda Cirauqui, Blanca Upna; López García, José Luis Upna; Pagola Martínez, Pedro Jesús Upna (American Mathematical Society, 2018)   Artículo / Artikulua  OpenAccess
      We consider the confluent hypergeometric function M(a, b; z) for z ∈ C and Rb >Ra > 0, and the confluent hypergeometric function U(a, b; z) for b ∈ C, Ra > 0, and Rz > 0. We derive two convergent expansions of M(a, b; z); ...
    • Coping with stress in emergency department physicians through improved patient-flow management 

      Cildoz Esquíroz, Marta Upna; Ibarra, Amaia; Mallor Giménez, Fermín Upna (Elsevier, 2020)   Artículo / Artikulua  OpenAccess
      This paper provides a method for the real-time monitoring of job stress in emergency department (ED) physicians. It is implemented in a Decision Support System (DSS) designed for patient-to-physician assignment after triage. ...
    • Corrigendum to “Oscillatory motions in restricted N-body problems” [J. Differential Equations 265 (2018) 779–803] 

      Alvarez-Ramírez, Martha; Rodríguez García, Antonio Upna; Palacián Subiela, Jesús Francisco Upna; Yanguas Sayas, Patricia Upna (Elsevier, 2019)   Artículo / Artikulua
      At the beginning of paper [1] there is an error that spreads along the rest of the work and the conclusions are not correct in their present form. Precisely, in Section 2, page 783, there is a contradiction related to the ...
    • Corticomuscular interactions during different movement periods in a multi-joint compound movement 

      Kenville, Rouven; Maudrich, Tom; Vidaurre, Carmen; Maudrich, Dennis; Villringer, Arno; Nikulin, Vadim V.; Ragert, Patrick (Nature Research, 2020)   Artículo / Artikulua  OpenAccess
      While much is known about motor control during simple movements, corticomuscular communication profiles during compound movement control remain largely unexplored. Here, we aimed at examining frequency band related ...
    • Crime against women in India: unveiling spatial patterns and temporal trends of dowry deaths in the districts of Uttar Pradesh 

      Vicente, G.; Goicoa Mangado, Tomás Upna; Fernández Rasines, Paloma Upna; Ugarte Martínez, María Dolores Upna (Wiley, 2020)   Artículo / Artikulua  OpenAccess
      Crimes against women in India have been continuously increasing lately as reported by the National Crime Records Bureau. Gender-based violence has become a serious issue to such an extent that it has been catalogued as a ...
    • Curve-based monotonicity: a generalization of directional monotonicity 

      Roldán López de Hierro, Antonio F.; Sesma Sara, Mikel Upna; Špirková, Jana; Lafuente López, Julio Upna; Pradera, Ana; Mesiar, Radko; Bustince Sola, Humberto Upna (Taylor & Francis, 2019)   Artículo / Artikulua  OpenAccess
      In this work we propose a generalization of the notion of directional monotonicity. Instead of considering increasingness or decreasingness along rays, we allow more general paths defined by curves in the n-dimensional ...
    • d-Choquet integrals: Choquet integrals based on dissimilarities 

      Bustince Sola, Humberto Upna; Mesiar, Radko; Fernández Fernández, Francisco Javier Upna; Galar Idoate, Mikel Upna; Paternain Dallo, Daniel Upna; Altalhi, A. H.; Pereira Dimuro, Graçaliz Upna; Bedregal, Benjamin Upna; Takáč, Zdenko (Elsevier, 2020)   Artículo / Artikulua
      The paper introduces a new class of functions from [0,1]n to [0,n] called d-Choquet integrals. These functions are a generalization of the 'standard' Choquet integral obtained by replacing the difference in the definition ...
    • Decomposition and arrow-like aggregation of fuzzy preferences 

      Raventós Pujol, Armajac Upna; Campión Arrastia, María Jesús Upna; Induráin Eraso, Esteban Upna (MDPI, 2020)   Artículo / Artikulua  OpenAccess
      We analyze the concept of a fuzzy preference on a set of alternatives, and how it can be decomposed in a triplet of new fuzzy binary relations that represent strict preference, weak preference and indifference. In this ...
    • Desarrollo del razonamiento algebraico elemental mediante tareas de recuento con patrones 

      Gaita, Rosa; Wilhelmi, Miguel R. Upna (UNESP - Universidade Estadual Paulista (Brasil), 2019)   Artículo / Artikulua  OpenAccess
      Las tareas de recuento con patrones son un contexto privilegiado para el desarrollo del razonamiento algebraico. La complejidad ontosemiótica de las tareas permite identificar procesos de estudio para hacer progresar el ...
    • Dynamics in the charged restricted circular three-body problem 

      Palacián Subiela, Jesús Francisco Upna; Vidal Díaz, Claudio; Vidarte, Jhon; Yanguas Sayas, Patricia Upna (Springer US, 2018)   Artículo / Artikulua  OpenAccess
      The existence and stability of periodic solutions for different types of perturbations associated to the Charged Restricted Circular Three Body Problem (shortly, CHRCTBP) is tackled using reduction and averaging theories ...
    • Effect of thermal stress on tissue ultrastructure and metabolite profiles during initiation of Radiata pine somatic embryogenesis 

      Castander Olarieta, Ander; Montalbán, Itziar A.; Oliveira, Eliana de Medeiros; Dell'Aversana, Emilia; D'Amelia, Luisa; Carillo, Petronia; Steiner, Neusa; Fraga, Hugo Pacheco de Freitas; Guerra, Miguel Pedro; Goicoa Mangado, Tomás Upna; Ugarte Martínez, María Dolores Upna (Frontiers Media, 2019)   Artículo / Artikulua  OpenAccess
      Climate change will inevitably lead to environmental variations, thus plant drought tolerance will be a determinant factor in the success of plantations and natural forestry recovery. Some metabolites, such as soluble ...
    • Effects of a soft-core coulomb potential on the dynamics of a hydrogen atom near a metal surface 

      Iñarrea, Manuel; Lanchares, Víctor; Palacián Subiela, Jesús Francisco Upna; Pascual, Ana Isabel; Salas, José Pablo; Yanguas Sayas, Patricia Upna (Elsevier, 2019)   Artículo / Artikulua
      The goal of this paper is to investigate the effects that the replacement of the Coulomb potential by a soft-core Coulomb potential produces in the classical dynamics of a perturbed Rydberg hydrogen atom. As example, we ...
    • Efficient SSP low-storage Runge-Kutta methods 

      Roldán Marrodán, Teodoro Upna; Higueras Sanz, Inmaculada Upna (2019)   Artículo / Artikulua  OpenAccess
      In this paper we study the efficiency of Strong Stability Preserving (SSP) Runge-Kutta methods that can be implemented with a low number of registers using their Shu-Osher representation. SSP methods have been studied ...