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Mostrando ítems 267-286 de 362

    • closedAccess   Qualitative distances and qualitative image descriptions for representing indoor scenes in robotics 

      Falomir, Zoe; Museros, Lledó; Castelló, Vicente; Gonzalez Abril, Luis Elsevier (2013)
      Patterns of qualitative concepts are extracted from robot sensors in order to describe the shapes, colours, spatial orientations and topology situations of natural landmarks in the robot environment and also the distance ...

    • openAccess   Quantum Byzantine agreement for any number of dishonest parties 

      Cholvi, Vicent Springer Nature (2022-04-07)
      Reaching agreement in the presence of arbitrary faults is a fundamental problem in distributed computation, which has been shown to be unsolvable if one-third of the processes can fail, unless signed messages are used. In ...

    • openAccess   Ranking European capitals by exposure to heat waves and cold waves 

      Smid, M.; Russo, S.; Costa, Ana Cristina; Granell, Carlos; Pebesma, Edzer Elsevier (2019)
      In warming Europe, we are witnessing a growth in urban population with aging trend, which willmake the society more exposed and vulnerable to extreme weather events. In the period1950–2015 the occurrence of extreme heat ...

    • closedAccess   Ranking-based MCDM models in financial management applications: analysis and emerging challenges 

      Marqués Marzal, Ana Isabel; García, Vicente; Sánchez Garreta, Josep Salvador Springer (2020)
      Over the last decades, the academic and professional communities have paid much attention toward the use of multi-criteria decision-making methods in a range of business and financial problems due to the variety and ...

    • openAccess   Recommendation-Based Conceptual Modeling and Ontology Evolution Framework (CMOE+) 

      Gailly, Frederik; Alkhaldi, Nadejda; Casteleyn, Sven; Verbeke, Wouter Springer Verlag (2017-08)
      Within an enterprise, various stakeholders create different conceptual models, such as process, data, and requirements models. These models are fundamentally based on similar underlying enterprise (domain) concepts, but ...

    • openAccess   Reconstruction of noisy signals by minimization of non-convex functionals 

      Mederos, Boris; Mollineda, Ramón A.; Camarena, Julián Antolín Elsevier (2016-12)
      Non-convex functionals have shown sharper results in signal reconstruction as compared to convex ones, although the existence of a minimum has not been established in general. This paper addresses the study of a general ...

    • openAccess   Reliability Validation of a Low-Cost Particulate Matter IoT Sensor in Indoor and Outdoor Environments Using a Reference Sampler 

      Trilles, Sergio; Vicente, Ana Belen; Juan, Pablo; Ramos, Jose Francisco; Meseguer Costa, Sergio; Serra, Laura MDPI (2019)
      A suitable and quick determination of air quality allows the population to be alerted with respect to high concentrations of pollutants. Recent advances in computer science have led to the development of a high number of ...

    • openAccess   Remotely Sensed Data Fusion for Spatiotemporal Geostatistical Analysis of Forest Fire Hazard 

      Sakellariou, Stavros; Cabral, Pedro; Caetano, Mario; Pla, Filiberto; Painho, Marco; Christopoulou, Olga; Sfougaris, Athanassios; Dalezios, Nicolas; Vasilakos, Christos MDPI (2020)
      Forest fires are a natural phenomenon which might have severe implications on naturaland anthropogenic ecosystems. Future projections predict that, under a climate change environment,the fire season would be lengthier with ...

    • closedAccess   Rendering continuous level-of-detail meshes by Masking Strips 

      Ripollés Mateu, Oscar Enrique; Chover, Miguel; Gumbau Portalés, Jesús; Ramos, Jose Francisco; Puig Centelles, Anna Elsevier (2009)
      In this paper we present a new continuous multiresolution approach which has been developed for the interactive visualization of meshes in real-time applications. Our interest is to offer an efficient solution which considers ...

    • openAccess   Reproducibilidad en AGILE: Experiencias, logros y recomendaciones 

      Granell, Carlos; Hofer, Barbara; Nüst, Daniel; Ostermann, Frank; Sileryte, Rusne Comisión de Cartografía del Instituto Panamericano de Geografía e Historia (IPGH) (2020)
      Este artículo describe las experiencias, actividades realizadas, recursos generados y recomendaciones para la promoción e incentivación de prácticas en investigación reproducible en el campo de la ciencia de la información ...

    • closedAccess   Resampling methods versus cost functions for training an MLP in the class imbalance context 

      Alejo Eleuterio, Roberto; Martínez Sotoca, José; Valdovinos Rosas, Rosa María; Gasca, Eduardo; Toribio Luna, Primitivo Springer-Verlag (2011)
      The class imbalance problem has been studied from different approaches, some of the most popular are based on resizing the data set or internally basing the discrimination-based process. Both methods try to compensate the ...

    • openAccess   Research network on interoperability of applications and software for networked enterprises in the Valencian Region (INTERVAL) 

      Chalmeta, Ricardo; Palomero Ródenas, Sergio; Pazos, Verónica; Poler, Raúl; Sanchis, Raquel; De Juan Marín, Rubén; Palacios Rodríguez, Ester; Núñez Ariño, Mª José; García Perales, Óscar; Martínez Simarro, David; Almarcha Vela, Raquel Deutsches Forum für Interoperabilität Association. (2010)
      Enterprise interoperability is a tool for enhancing the competitiveness of firms, and its importance is brought out by the fact one of the EC’s strategic aims is to accomplish interoperability among European firms by the ...

    • closedAccess   Resource location based on precomputed partial random walks in dynamic networks 

      López Millán, Víctor M.; Cholvi, Vicent; Fernández Anta, Antonio; López, Luis Elsevier (2016)
      The problem of finding a resource residing in a network node (the resource location problem) is a challenge in complex networks due to aspects as network size, unknown network topology, and network dynamics. The problem ...

    • closedAccess   Retrieving Product Features and Opinions from Customer Reviews 

      García Moya, Lisette; Anaya Sánchez, Henry; Berlanga Llavori, Rafael Institute of Electrical and Electronics Engineers (IEEE) (2013)
      A new methodology based on language models retrieves product features and opinions from a collection of free-text customer reviews about a product or service. The proposal relies on a language-modeling framework that can ...

    • openAccess   Reuse of terminological resources for efficient ontological 

      Jimeno Yepes, Antonio José; Jiménez Ruiz, Ernesto; Berlanga Llavori, Rafael; Rebholz-Schuhmann, Dietrich BioMed Central (2009-10-01)
      This paper is intended to explore how to use terminological resources for ontology engineering. Nowadays there are several biomedical ontologies describing overlapping domains, but there is not a clear correspondence between ...

    • openAccess   Reusing enterprise models to build platform independent computer models 

      Pazos, Verónica; Chalmeta, Ricardo Springer (2016-02-02)
      Enterprises use enterprise models to represent and analyse their processes, products, decisions, organisation, information flows, etc. Nevertheless, the enterprise knowledge that exists in enterprise models is not used ...

    • openAccess   Roadmap on 3D integral imaging: sensing, processing, and display 

      Javidi, Bahram; Carnicer, Artur; Arai, Jun; Fujii, Toshiaki; Hua, Hong; Liao, Hongen; Martinez-Corral, Manuel; Pla, Filiberto; Stern, Adrian; Waller, Laura; Wang, Qiong-Hua; Wetzstein, Gordon; Yamaguchi, Masahiro; Yamamoto, Hirotsugu Optical Society of America (2020)
      This Roadmap article on three-dimensional integral imaging provides an overview of some of the research activities in the field of integral imaging. The article discusses various aspects of the field including sensing ...

    • closedAccess   Routing in Wireless Networks With Interferences 

      Chlebus, Bogdan; Cholvi, Vicent; Garncarek, Pawel IEEE (2017-06)
      We consider dynamic routing in multi-hop wireless networks with adversarial traffic. The model of wireless commu- nication incorporates interferences caused by packets’ arrivals into the same node that overlap in ...

    • openAccess   Scalable methods to analyze Semantic Web data 

      Nebot Romero, Victoria IOS Press (2016-04-26)
      Semantic Web data is currently being heavily used as a data representation format in scientific communities, social networks, business companies, news portals and other domains. The irruption and availability of Semantic ...

    • openAccess   SCIF-IRIS Framework: A framework to facilitate interoperability in supply chains 

      Pazos, Verónica; Chalmeta, Ricardo; Martínez Simarro, David Taylor & Francis (2013)
      One approach that allows improving the collaboration among all the enterprises within a supply chain is interoperability. Interoperability allows the enterprises in the supply chain to collaborate in an efficient manner ...