• T-overlap functions: a generalization of bivariate overlap functions by t-norms 

      Zapata, Hugo; Pereira Dimuro, Graçaliz Upna Orcid; Fernández Fernández, Francisco Javier Upna Orcid; Bustince Sola, Humberto Upna Orcid (Springer, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This paper introduces a generalization of overlap functions by extending one of the boundary conditions of its definition. More specifically, instead of requiring that 'the considered function is equal to zero if and only ...
    • T-overlap t-migrative functions: a generalization of migrativity in t-overlap functions 

      Zapata, Hugo; Bustince Sola, Humberto Upna Orcid; Pereira Dimuro, Graçaliz Upna Orcid (Universidad Distrital Francisco José de Caldas (Colombia), 2020)   Artículo / Artikulua  OpenAccess
      Este artículo introduce una generalización de funciones migrativas por extensión de la condición de la operación producto aplicada en las variables. Más específicamente, en lugar de exigir multiplicar la variable x por un ...
    • Tailored prevention of functional decline through a multicomponent exercise program in hospitalized oncogeriatric patients: study protocol for a randomized clinical trial 

      Martínez Velilla, Nicolás; Arrazubi, Virginia; Zambom Ferraresi, Fabíola Upna Orcid; Morilla Ruiz, Idoia; López Sáez de Asteasu, Mikel; Ramírez Vélez, Robinson; Zambom Ferraresi, Fabrício Upna Orcid; Casa Marín, Antón de la; Ollo Martínez, Iranzu; Gorospe-García, Itziar; Gurruchaga Sotés, Ibon; Galbete Jiménez, Arkaitz Upna Orcid; Cedeño Veloz, Bernardo Abel; Martín-Nevado, L.; Izquierdo Redín, Mikel; Vera García, Ruth (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      BACKGROUND: Cancer mostly affects older adults, causing a wide variety of diagnostic and therapeutic dilemmas. One of the most important moments in cancer patients is the hospitalization period, in which older patients ...
    • Tailoring the structural and magnetic properties of Co-Zn nanosized ferrites for hyperthermia applications 

      Gómez Polo, Cristina Upna Orcid; Recarte Callado, Vicente Upna Orcid; Cervera Gabalda, Laura María Upna; Beato López, Juan Jesús Upna Orcid; López García, Javier Upna; Rodríguez Velamazán, José Alberto; Ugarte Martínez, María Dolores Upna Orcid; Mendonça, E. C.; Duque, J. G. S. (Elsevier, 2018)   Artículo / Artikulua  OpenAccess
      A comparative study of the magnetic properties (magnetic moment, magnetocrystalline anisotropy) and hyperthermia response in Co-Zn spinel nanoparticles is presented. The CoxZn1-xFe2O4 nanoparticles (x = 1, 0.5, 0.4, 0.3, ...
    • Teacher degree students attitudes towards STEM activities in two spanish universities 

      Lasa Oyarbide, Aitzol Upna; Iribas, Haritz; Belletich Ruiz, Olga Upna Orcid; Rodríguez Wilhelmi, Miguel (Universidade do Porto, 2022)   Artículo / Artikulua  OpenAccess
      The attempt to train undergraduate primary school teachers in STEM skills faces an evident handicap, since students enrolling Teacher Degrees usually have humanistic secondary school backgrounds. Attitudes towards STEM on ...
    • Temperature and water availability during maturation affect the cytokinins and auxins profile of radiata pine somatic embryos 

      Moncaleán, Paloma; García Mendiguren, Olatz; Novák, Ondrej; Strnad,Miroslav; Goicoa Mangado, Tomás Upna Orcid; Ugarte Martínez, María Dolores Upna Orcid; Montalbán, Itziar A. (Frontiers Media, 2018)   Artículo / Artikulua  OpenAccess
      Somatic embryogenesis (SE) provides us a potent biotechnological tool to manipulate the physical and chemical conditions (water availability) along the process and to study their effect in the final success in terms of ...
    • Three categories of set-valued generalisations from fuzzy sets to interval-valued and Atanassov intuitionistic fuzzy sets 

      Couso, Inés; Bustince Sola, Humberto Upna Orcid (IEEE, 2018)   Artículo / Artikulua  OpenAccess
      Many different notions included in the fuzzy set literature can be expressed in terms of functionals defined over collections of tuples of fuzzy sets. During the last decades, different authors have independently generalised ...
    • TipTrap: a co-located direct manipulation technique for acoustically levitated content 

      Jankauskis, Eimontas; Elizondo Martínez, Sonia; Montano Murillo, Roberto; Marzo Pérez, Asier Upna Orcid; Martinez Plasencia, Diego (ACM, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Acoustic levitation has emerged as a promising approach for mid-air displays, by using multiple levitated particles as 3D voxels, cloth and thread props, or high-speed tracer particles, under the promise of creating 3D ...
    • Topologies for semicontinuous Richter–Peleg multi-utilities 

      Bosi, Gianni; Estevan Muguerza, Asier Upna Orcid; Raventós Pujol, Armajac Upna Orcid (Springer, 2020)   Artículo / Artikulua  OpenAccess
      The present paper gives a topological solution to representability problems related to multi-utility, in the field of Decision Theory. Necessary and sufficient topologies for the existence of a semicontinuous and finite ...
    • Toward robustness and performance prediction in Brain-Computer Interfacing 

      Jorajuría, Tania (2024)   Tesis doctoral / Doktoretza tesia  OpenAccess
      Las interfaces cerebro-computadora (BCIs, por sus siglas en inglés) leen y decodifican la actividad cerebral. Entre sus muchas aplicaciones, se pueden emplear como una nueva herramienta de comunicación, para controlar un ...
    • Towards interval uncertainty propagation control in bivariate aggregation processes and the introduction of width-limited interval-valued overlap functions 

      Asmus, Tiago Upna Orcid; Pereira Dimuro, Graçaliz Upna Orcid; Bedregal, Benjamin Upna Orcid; Sanz Delgado, José Antonio Upna Orcid; Mesiar, Radko; Bustince Sola, Humberto Upna Orcid (Elsevier, 2021)   Artículo / Artikulua  OpenAccess
      Overlap functions are a class of aggregation functions that measure the overlapping degree between two values. They have been successfully applied as a fuzzy conjunction operation in several problems in which associativity ...
    • Trend analysis in L-fuzzy contexts with absent values 

      Alcalde, Cristina; Burusco Juandeaburre, Ana Upna Orcid; Bustince Sola, Humberto Upna Orcid; Sesma Sara, Mikel Upna Orcid (University of Sistan and Baluchestan (Irán), 2020)   Artículo / Artikulua  OpenAccess
      Sometimes we have to work with L-fuzzy context sequences where one or more values are missing. These sequences can represent, among other things, the evolution in time of an L-fuzzy context. The studies of tendencies that ...
    • Tuning selection impact on kriging-aided in-building path loss modeling 

      Diago Mosquera, Melissa; Aragón Zavala, Alejandro; Rodríguez Corbo, Fidel Alejandro; Celaya Echarri, Mikel Upna Orcid; Shubair, Raed M.; Azpilicueta Fernández de las Heras, Leyre Upna Orcid (IEEE, 2022)   Artículo / Artikulua  OpenAccess
      How do you know you select enough tuning dataset from measurements to guarantee model prediction accuracy? Tuning datasets are often selected based on simple random sampling with predefined rates. Usually, these rates ...
    • Two-level resolution of relative risk of dengue disease in a hyperendemic city of Colombia 

      Adin Urtasun, Aritz Upna Orcid; Martínez Bello, Daniel Adyro; López Quílez, Antonio; Ugarte Martínez, María Dolores Upna Orcid (Public Library of Science, 2018)   Artículo / Artikulua  OpenAccess
      Risk maps of dengue disease offer to the public health officers a tool to model disease risk in space and time. We analyzed the geographical distribution of relative incidence risk of dengue disease in a high incidence ...
    • Twofold binary image consensus for medical imaging meta-analysis 

      López Molina, Carlos Upna Orcid; Sánchez Ruiz de Gordoa, Javier Upna Orcid; Zelaya Huerta, María Victoria Upna Orcid; Baets, Bernard de (Springer, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In the field of medical imaging, ground truth is often gathered from groups of experts, whose outputs are generally heterogeneous. This procedure raises questions on how to compare the results obtained by automatic algorithms ...
    • Type-(2, k) overlap indices 

      Roldán López de Hierro, Antonio Francisco; Roldán, Concepción; Tíscar, Miguel Ángel; Takáč, Zdenko; Santiago, Regivan; Bustince Sola, Humberto Upna Orcid; Fernández Fernández, Francisco Javier Upna Orcid; Pereira Dimuro, Graçaliz Upna Orcid (IEEE, 2022)   Artículo / Artikulua  OpenAccess
      Automatic image detection is one of the most im- portant areas in computing due to its potential application in numerous real-world scenarios. One important tool to deal with that is called overlap indices. They were ...
    • UAVradio: Radio link path loss estimation for UAVs 

      Aláez Gómez, Daniel; Celaya Echarri, Mikel; Azpilicueta Fernández de las Heras, Leyre Upna Orcid; Villadangos Alonso, Jesús Upna Orcid (Elsevier, 2024)   Artículo / Artikulua  OpenAccess
      The UAVRadio Python module is a comprehensive toolkit designed to facilitate the analysis and prediction of radio signal path loss in Unmanned Aerial Vehicle (UAV) communication scenarios. The module encompasses a range ...
    • Ultrametrics for context-aware comparison of binary images 

      López Molina, Carlos Upna Orcid; Iglesias Rey, Sara Upna Orcid; Baets, Bernard de (Elsevier, 2024)   Artículo / Artikulua  OpenAccess
      Quantitative image comparison has been a key topic in the image processing literature for the past 30 years. The reasons for it are diverse, and so is the range of applications in which measures of comparison are needed. ...
    • Unconditional and quasi-greedy bases in L-p with applications to Jacobi polynomials Fourier series 

      Albiac Alesanco, Fernando José Upna Orcid; Ansorena, José L.; Ciaurri, Óscar; Varona, Juan L. (European Mathematical Society, 2019)   Artículo / Artikulua  OpenAccess
      We show that the decreasing rearrangement of the Fourier series with respect to the Jacobi polynomials for functions in L-p does not converge unless p = 2. As a by-product of our work on quasi-greedy bases in L-p(µ), we ...
    • Unexpected thresholds from independence of irrelevant alternatives in fuzzy arrow theorems 

      Raventós Pujol, Armajac Upna Orcid (2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      It is well known Arrow Theorem and its impact into Social Choice. It states that under an apparently mild set of conditions no rule fusing individual preferences into a social one is possible. In order to solve this ...

      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).
      Logo MinisterioLogo Fecyt