• A simple passive method to estimate RTT in high bandwidth-delay networks 

      Prieto Suárez, Iria Upna; Izal Azcárate, Mikel Upna Orcid; Magaña Lizarrondo, Eduardo Upna Orcid; Morató Osés, Daniel Upna Orcid (IARIA, 2015)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This paper presents a simple passive algorithm to estimate the Round-Trip-Time (RTT) of a TCP connection in high bandwidth-delay network scenarios. In these scenarios, a passive RTT estimator that can be used on captured ...
    • Some characterizations of lattice OWA operators 

      Miguel Turullols, Laura de Upna Orcid; Paternain Dallo, Daniel Upna Orcid; Lizasoain Iriso, María Inmaculada Upna Orcid; Ochoa Lezaun, Gustavo Upna Orcid; Bustince Sola, Humberto Upna Orcid (World Scientific Publishing Company, 2017)   Artículo / Artikulua  OpenAccess
      Ordered Weighted Averaging (OWA) operators are a family of aggregation which fusion data. If the data are real numbers, then OWA operators can be characterized either as an special kind of Choquet integral or simply as an ...
    • Some properties of implications via aggregation functions and overlap functions 

      Zapata, Hugo; Bustince Sola, Humberto Upna Orcid; Miguel Turullols, Laura de Upna Orcid; Guerra, Carlos Upna (Taylor & Francis, 2014)   Artículo / Artikulua  OpenAccess
      In this work, using the identification between implication operators and aggregation functions, we study the implication operators that are recovered from overlap functions. In particular, we focus in which properties ...
    • Stability of time-delay systems via Lyapunov functions 

      Alastruey Merino, Karlos Upna Orcid; Sen, Manuel de la (Hindawi Publishing Corporation, 2002)   Artículo / Artikulua  OpenAccess
      In this paper, a Lyapunov function candidate is introduced for multivariable systems with inner delays, without assuming a priori stability for the nondelayed subsystem. By using this Lyapunov function, a controller is ...
    • The study of fuzzy context sequences 

      Alcalde, Cristina; Burusco Juandeaburre, Ana Upna Orcid; Fuentes González, Ramón Upna Orcid (Atlantis Press and Taylor & Francis, 2013)   Artículo / Artikulua  OpenAccess
      In some cases, the relationship between an object set X and an attribute set Y is set up by means of a fuzzy context sequence. A particular case of this situation appears when we want to study the evolution of an L-fuzzy ...
    • A survey of fingerprint classification Part I: taxonomies on feature extraction methods and learning models 

      Galar Idoate, Mikel Upna Orcid; Derrac, Joaquín; Peralta, Daniel; Triguero, Isaac; Paternain Dallo, Daniel Upna Orcid; López Molina, Carlos Upna Orcid; García, Salvador; Benítez, José Manuel; Pagola Barrio, Miguel Upna Orcid; Barrenechea Tartas, Edurne Upna Orcid; Bustince Sola, Humberto Upna Orcid; Herrera, Francisco (Elsevier, 2015)   Artículo / Artikulua  OpenAccess
      This paper reviews the fingerprint classification literature looking at the problem from a double perspective. We first deal with feature extraction methods, including the different models considered for singular point ...
    • A survey of fingerprint classification Part II: experimental analysis and ensemble proposal 

      Galar Idoate, Mikel Upna Orcid; Derrac, Joaquín; Peralta, Daniel; Triguero, Isaac; Paternain Dallo, Daniel Upna Orcid; López Molina, Carlos Upna Orcid; García, Salvador; Benítez, José Manuel; Pagola Barrio, Miguel Upna Orcid; Barrenechea Tartas, Edurne Upna Orcid; Bustince Sola, Humberto Upna Orcid; Herrera, Francisco (Elsevier, 2015)   Artículo / Artikulua  OpenAccess
      In the first part of this paper we reviewed the fingerprint classification literature from two different perspectives: the feature extraction and the classifier learning. Aiming at answering the question of which among the ...
    • A survey on fingerprint minutiae-based local matching for verification and identification: taxonomy and experimental evaluation 

      Peralta, Daniel; Galar Idoate, Mikel Upna Orcid; Triguero, Isaac; Paternain Dallo, Daniel Upna Orcid; García, Salvador; Barrenechea Tartas, Edurne Upna Orcid; Benítez, José Manuel; Bustince Sola, Humberto Upna Orcid; Herrera, Francisco (Elsevier, 2015)   Artículo / Artikulua  OpenAccess
      Fingerprint recognition has found a reliable application for verification or identification of people in biometrics. Globally, fingerprints can be viewed as valuable traits due to several perceptions observed by the experts; ...
    • TBDClust: time-based density clustering to enable free browsing of sites in pay-per-use mobile Internet providers 

      Torres García, Luis Miguel Upna; Magaña Lizarrondo, Eduardo Upna Orcid; Morató Osés, Daniel Upna Orcid; García-Jiménez, Santiago Upna Orcid; Izal Azcárate, Mikel Upna Orcid (Elsevier, 2017)   Artículo / Artikulua  OpenAccess
      The World Wide Web has evolved rapidly, incorporating new content types and becoming more dynamic. The contents from a website can be distributed between several servers, and as a consequence, web traffic has become ...
    • Techniques for better alias resolution in Internet topology discovery 

      García-Jiménez, Santiago Upna Orcid; Magaña Lizarrondo, Eduardo Upna Orcid; Morató Osés, Daniel Upna Orcid; Izal Azcárate, Mikel Upna Orcid (IEEE, 2009)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      One of the challenging problems related with network topology discovery in Internet is the process of IP address alias identification. Topology information is usually obtained from a set of traceroutes that provide IP ...
    • Técnicas eficientes de filtrado de tráfico para monitorización de redes de comunicaciones 

      Magaña Lizarrondo, Eduardo Upna Orcid (2001)   Tesis doctoral / Doktoretza tesia  OpenAccess
      Las necesidades de intercambio de datos han crecido de manera espectacular en los últimos años y con ello la infraestructura de telecomunicaciones asociada. Además, la aparición de nuevos servicios ha requerido cada vez ...
    • Técnicas eficientes de filtrado y análisis de tráfico para la monitorización continua de redes de comunicaciones 

      Ruiz, José Javier; Magaña Lizarrondo, Eduardo Upna Orcid; Aracil Rico, Javier Upna; Villadangos Alonso, Jesús Upna Orcid (1999)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This paper presents an efficient traffic filtering and analysis architecture for network monitoring. Opposed to the usual network monitoring architectures that provide simultaneous filters as requested by managers (packet ...
    • A theorem for constructing interval-valued intuitionistic fuzzy sets from intuitionistic fuzzy sets 

      Bustince Sola, Humberto Upna Orcid; Burillo López, Pedro Upna (Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, 1995)   Artículo / Artikulua  OpenAccess
      In this paper we present a theorem that allows us to construct interval-valued intuitionistic fuzzy sets from intuitionistic fuzzy sets. We also study the way of recovering intuitionistic fuzzy sets used in the construction ...
    • TNS research in progress 

      Izal Azcárate, Mikel Upna Orcid; Prieto Suárez, Iria Upna; Espina Antolín, Félix Upna; Morató Osés, Daniel Upna Orcid; Magaña Lizarrondo, Eduardo Upna Orcid (Universidad Politécnica de Cartagena, Servicio de Documentación, 2012)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This paper summarizes latest works of Telematic, Networks and Services research group (TNS) of Public University of Navarra in the topics of FIERRO thematic network. Last two papers sent to major conferences are ...
    • Traffic estimation in high-speed communication networks using fuzzy systems 

      Magaña Lizarrondo, Eduardo Upna Orcid; Villadangos Alonso, Jesús Upna Orcid; Astrain Escola, José Javier Upna Orcid (EUSFLAT, 2001)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      We present a practical application of fuzzy systems in communication networks. In this case a fuzzy relational model is developed to estimate the bytes transferred every time unit over a communication link. Such estimation ...
    • Traffic generator using Perlin Noise 

      Prieto Suárez, Iria Upna; Izal Azcárate, Mikel Upna Orcid; Morató Osés, Daniel Upna Orcid; Magaña Lizarrondo, Eduardo Upna Orcid (IEEE, 2012)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Study of high speed networks such as optical next generation burst or packet switched networks require large amounts of synthetic traffic to feed simulators. Methods to generate self-similar long range dependent traffic ...
    • Type-2 fuzzy entropy-sets 

      Miguel Turullols, Laura de Upna Orcid; Santos, Helida; Sesma Sara, Mikel Upna Orcid; Bedregal, Benjamin Upna Orcid; Jurío Munárriz, Aránzazu Upna Orcid; Bustince Sola, Humberto Upna Orcid (IEEE, 2017)   Artículo / Artikulua  OpenAccess
      The final goal of this study is to adapt the concept of fuzzy entropy of De Luca and Termini to deal with Type-2 Fuzzy Sets. We denote this concept Type-2 Fuzzy Entropy-Set. However, the construction of the notion of ...
    • Unbalanced interval-valued OWA operators 

      Miguel Turullols, Laura de Upna Orcid; Bustince Sola, Humberto Upna Orcid; Barrenechea Tartas, Edurne Upna Orcid; Pagola Barrio, Miguel Upna Orcid; Fernández Fernández, Francisco Javier Upna Orcid (Springer Berlin Heidelberg, 2016)   Artículo / Artikulua  OpenAccess
      In this work, we introduce a new class of functions defned on the interval-valued setting. These functions extend classical OWA operators but allow for diferent weighting vectors to handle the lower bounds and the ...
    • Use of CBR for IP over ATM 

      Aracil Rico, Javier Upna; Morató Osés, Daniel Upna Orcid; Izal Azcárate, Mikel Upna Orcid; Donézar, C. (SPIE, 1997)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Internet traffic burstiness allows for statistical multiplexing gain in the available bandwidth of an ATM link. However, a dynamic allocation bandwidth assignment (ABR) has to be performed. In this paper we evaluate the ...
    • The use of two relations in L-fuzzy contexts 

      Alcalde, Cristina; Burusco Juandeaburre, Ana Upna Orcid; Fuentes González, Ramón Upna Orcid (Elsevier, 2015)   Artículo / Artikulua  OpenAccess
      In the analysis of relations among the elements of two sets it is usual to obtain different values depending on the point of view from which these relations are measured. The main goal of the paper is the modelization of ...

      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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