• Electric vehicle routing, arc routing, and team orienteering problems in sustainable transportation 

      Carmo Martins, Leandro do; Tordecilla, Rafael D.; Castaneda, Juliana; Juan, Ángel A.; Faulín Fajardo, Javier Upna Orcid (MDPI, 2021)   Artículo / Artikulua  OpenAccess
      The increasing use of electric vehicles in road and air transportation, especially in last-mile delivery and city mobility, raises new operational challenges due to the limited capacity of electric batteries. These limitations ...
    • Elton's near unconditionality of bases as a threshold-free form of greediness 

      Albiac Alesanco, Fernando José Upna Orcid; Ansorena, José L.; Berasategui, Miguel (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      Elton's near unconditionality and quasi-greediness for largest coefficients are two properties of bases that made their appearance in functional analysis from very different areas of research. One of our aims in this note ...
    • Embeddability of ℓp and bases in Lipschitz free p-spaces for 0 < p ≤ 1 

      Albiac Alesanco, Fernando José Upna Orcid; Ansorena, José L.; Cúth, Marek; Doucha, Michal (Elsevier, 2020)   Artículo / Artikulua  OpenAccess
      Our goal in this paper is to continue the study initiated by the authors in of the geometry of the Lipschitz free p-spaces over quasimetric spaces for 0 < p ≤ 1, denoted Fp(M). Here we develop new techniques to show that, ...
    • Enabling customizable services for multimodal smart mobility with city-platforms 

      Al-Rahamneh, Anas; Astrain Escola, José Javier Upna Orcid; Villadangos Alonso, Jesús Upna Orcid; Klaina, Hicham Upna; Picallo Guembe, Imanol Upna Orcid; López Iturri, Peio Upna Orcid; Falcone Lanas, Francisco Javier Upna Orcid (IEEE, 2021)   Artículo / Artikulua  OpenAccess
      In the last decades, the cities' capacity for generating digital information has grown exponentially. In this context, the successful implementation of smart cities' concept depends on the current possibility of handling ...
    • An enhanced approach to virtually increase quasi-stationarity regions within geometric channel models for vehicular communications 

      Rodríguez Corbo, Fidel Alejandro; Celaya Echarri, Mikel Upna Orcid; Shubair, Raed M.; Falcone Lanas, Francisco Javier Upna Orcid; Azpilicueta Fernández de las Heras, Leyre Upna Orcid (IEEE, 2023)   Artículo / Artikulua  OpenAccess
      Vehicular communication channels are intrinsically non-stationary, as they present high mobility and abundant dynamic scatterers. Quasi-stationary regions can assess the degree of non-stationarity within a determined ...
    • Enhancing sensorimotor BCI performance with assistive afferent activity: an online evaluation 

      Vidaurre, Carmen Upna Orcid; Ramos Murguialday, Ander; Haufe, Stefan; Gómez Fernández, Marisol Upna Orcid; Müller, Klaus Robert; Nikulin, Vadim V. (Elsevier, 2019)   Artículo / Artikulua  OpenAccess
      An important goal in Brain-Computer Interfacing (BCI) is tofind and enhance procedural strategies for users for whom BCI control is not sufficiently accurate. To address this challenge, we conducted offline analyses and ...
    • Enhancing the quality of amplitude patterns using time-multiplexed virtual acoustic fields 

      Elizondo Martínez, Sonia; Ezcurdia Aguirre, Íñigo Fermín Upna Orcid; Goñi Carnicero, Jaime Upna; Galar Idoate, Mikel Upna Orcid; Marzo Pérez, Asier Upna Orcid (American Institute of Physics, 2023)   Artículo / Artikulua  OpenAccess
      Ultrasonic fields can push and levitate particles, heat up materials, induce contactless tactile stimuli, or affect the blood-brain barrier. Current phased-arrays can create dynamic amplitude patterns, but their quality ...
    • Epidemiology of non-steroidal anti-inflammatory drugs consumption in Spain. The MCC-Spain study 

      Gómez Acebo, Inés; Dierssen Sotos, Trinidad; Pedro, María de; Pérez Gómez, Beatriz; Castaño Vinyals, Gemma; Fernández Villa, Tania; Palazuelos Calderón, Camilo; Amiano, Pilar; Etxeberria Andueza, Jaione Upna Orcid (BMC, 2018)   Artículo / Artikulua  OpenAccess
      Background: Non-steroidal anti-inflammatory drugs (NSAIDs) are widely used despite their risk of gastrointestinal bleeding or cardiovascular events. We report the profile of people taking NSAIDs in Spain, and we include ...
    • Epidemiology of severe trauma in Navarra for 10 years: out-of-hospital/ in-hospital deaths and survivors 

      Arbizu Fernández, Eider; Echarri Sucunza, Alfredo; Galbete Jiménez, Arkaitz Upna Orcid; Fortun Moral, Mariano José; Belzunegui Otano, Tomás (BMC, 2023)   Artículo / Artikulua  OpenAccess
      Background Major trauma is a leading cause of death. Due to the difficulties to keep a registry of these cases, few studies include all subjects, because they exclude out-of-hospital deaths. The purpose of this work was ...
    • La estadística en la investigación en ciencias de la salud 

      Martínez Baz, Iván Upna Orcid; Alejos Ferreras, Belén; Ramis Prieto, Rebeca; Arostegui Madariaga, Inmaculada; Arrospide Elgarresta, Arantzazu; Belzunegui Otano, Tomás; Cadarso Suárez, Carmen María; Navarrete Muñoz, Eva María; Ugarte Martínez, María Dolores Upna Orcid; Etxeberria Andueza, Jaione Upna Orcid; Pijoan Zubizarreta, José Ignacio (Sociedad de Estadística e Investigación Operativa, 2020)   Artículo / Artikulua  OpenAccess
      Statistics and health research are closely related. Statistical methods and analysis are essential components in any research field and have acquired a relevant role in recent decades. In this context, the Universidad ...
    • Estimating LOCP cancer mortality rates in small domains in Spain using its relationship with lung cancer 

      Retegui Goñi, Garazi; Etxeberria Andueza, Jaione Upna Orcid; Ugarte Martínez, María Dolores Upna Orcid (Nature Research, 2021)   Artículo / Artikulua  OpenAccess
      The distribution of lip, oral cavity, and pharynx (LOCP) cancer mortality rates in small domains (defined as the combination of province, age group, and gender) remains unknown in Spain. As many of the LOCP risk factors ...
    • Evaluating recent methods to overcome spatial confounding 

      Urdangarin Iztueta, Arantxa; Goicoa Mangado, Tomás; Ugarte Martínez, María Dolores Upna Orcid (Springer, 2022)   Artículo / Artikulua  OpenAccess
      The concept of spatial confounding is closely connected to spatial regression, although no general definition has been established. A generally accepted idea of spatial confounding in spatial regression models is the change ...
    • Evaluation of near-infrared hyperspectral imaging for the assessment of potato processing aptitude 

      López Maestresalas, Ainara Upna Orcid; López Molina, Carlos Upna Orcid; Oliva Lobo, Gil Alfonso; Jarén Ceballos, Carmen Upna Orcid; Ruiz de Galarreta, José Ignacio Upna; Peraza Alemán, Carlos Miguel; Arazuri Garín, Silvia Upna Orcid (Frontiers Media, 2022)   Artículo / Artikulua  OpenAccess
      The potato (Solanum tuberosum L.) is the world's fifth most important staple food with high socioeconomic relevance. Several potato cultivars obtained by selection and crossbreeding are currently on the market. This diversity ...
    • Evaluation of R tools for downloading MODIS images and their use in urban growth analysis of the city of Tarija (Bolivia) 

      Campero Taboada, Milton J.; Luquin Oroz, Eduardo Adrián; Montesino San Martín, Manuel Upna Orcid; González de Audícana Amenábar, María; Campo-Bescós, Miguel Upna Orcid (MDPI, 2022)   Artículo / Artikulua  OpenAccess
      The aim of this study was to compare the available tools in R for downloading and processing Moderate Resolution Imaging Spectroradiometer (MODIS) data, specifically the Enhanced Vegetation Index (EVI) product. The R tools ...
    • Evolution coalgebras on chicken populations 

      Paniello Alastruey, Irene Upna Orcid (Taylor & Francis, 2020)   Artículo / Artikulua  OpenAccess
      We introduce a coalgebra structure for chicken populations, the evolution coalgebra of a chicken population, and review its main properties. A notion of simplicity is also considered together to a characterization of simple ...
    • An evolutionary underbagging approach to tackle the survival prediction of trauma patients: a case study at the Hospital of Navarre 

      Sanz Delgado, José Antonio Upna Orcid; Galar Idoate, Mikel Upna Orcid; Bustince Sola, Humberto Upna Orcid; Belzunegui Otano, Tomás Upna Orcid (IEEE, 2019)   Artículo / Artikulua  OpenAccess
      Survival prediction systems are used among emergency services at hospitals in order to measure their quality objectively. In order to do so, the estimated mortality rate given by a prediction model is compared with the ...
    • Existence of almost greedy bases in mixed-norm sequence and matrix spaces, including besov spaces 

      Albiac Alesanco, Fernando José Upna Orcid; Ansorena, José L.; Bello, Glenier; Wojtaszczyk, Przemyslaw (Springer, 2023)   Artículo / Artikulua  OpenAccess
      We prove that the sequence spaces lp ⊕ lq and the spaces of infinite matrices lp(lq ), lq l(p) and ( ∞ n=1 n lp)lq , which are isomorphic to certain Besov spaces, have an almost greedy basis whenever 0 < p < 1 < q < ∞. ...
    • Experimental investigation of the particle oscillation instability in a single-axis acoustic levitator 

      Brizzotti Andrade, Marco Aurélio; Polychronopoulos, Spyros; Memoli, Gianluca; Marzo Pérez, Asier Upna Orcid (AIP Publishing, 2019)   Artículo / Artikulua  OpenAccess
      Single-axis acoustic levitators are employed in biomedicine, chemistry and physics experiments due to their ability to trap in mid-air objects of a wide range of materials and sizes. Although this type of levitator has ...
    • Exploring motivation in music teachers: the case of three primary schools in Spain 

      Ángel Alvarado, Rolando Alfredo; Belletich Ruiz, Olga Upna Orcid; Wilhelmi, Miguel R. Upna Orcid (Cambridge University Press, 2020)   Artículo / Artikulua  OpenAccess
      Music teachers enjoy carrying out teaching tasks; indeed, such pleasure may be perceived even when authoritarian pedagogical methods are applied. In this study, we will explore music teacher motivation in classroom settings, ...
    • Exploring the potential of hyperspectral imaging to detect Esca disease complex in asymptomatic grapevine leaves 

      Pérez Roncal, Claudia Upna Orcid; Arazuri Garín, Silvia Upna Orcid; López Molina, Carlos Upna Orcid; Jarén Ceballos, Carmen Upna Orcid; Santesteban García, Gonzaga Upna Orcid; López Maestresalas, Ainara Upna Orcid (Elsevier, 2022)   Artículo / Artikulua  OpenAccess
      Precise and reliable identification of specific plant diseases is a challenge within precision agriculture nowadays. This is the case of esca, a complex grapevine trunk disease, that represents a major threat to modern ...

      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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