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Mostrando ítems 285-304 de 362

    • 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 ...

    • openAccess   Se busca Geobibliotecario: los datos geográficos entran en la biblioteca 

      Granell, Carlos; Aguilar Moreno, Estefanía EPI (2013-11)
      The increased proliferation and accessibility of geographic data are changing the landscape of services based on geographic information. From the analysis of recent job offers posted in American university libraries, we ...

    • closedAccess   Self-managed topologies in P2P networks 

      Rodero Merino, Luis; Fernández Anta, Antonio; López, Luis; Cholvi, Vicent Elsevier (2009)
      The problem of efficient resource location is an important open issue in P2P systems. This paper introduces DANTE, a self-adapting P2P system that changes its peer links to form topologies where resources are located in ...

    • openAccess   Semantic annotation of biomedical texts through concept retrieval 

      Berlanga Llavori, Rafael; Nebot Romero, Victoria; Jiménez Ruiz, Ernesto Sociedad Española para el Procesamiento del Lenguaje Natural (2010-09)
      This paper presents a novel approach for the semantic annotation of biomedical texts based on the retrieval of UMLS concepts that best _t with the target text. An evaluation of the approach has been carried out over the ...

    • openAccess   Semantic transference for enriching multilingual biomedical knowledge resources 

      Pérez Catalán, María; Berlanga Llavori, Rafael Copyright © 2015 Elsevier Inc. All rights reserved. (2015)
      Biomedical knowledge resources (KRs) are mainly expressed in English, and many applications using them suffer from the scarcity of knowledge in non- English languages. The goal of the present work is to take maximum profit ...

    • closedAccess   Semantic web service discovery system for road traffic information services 

      Samper, J. Javier; Llidó Escrivá, Dolores María; Soriano, Francisco R.; Martínez Durá, Juan José Elsevier (2015)
      We describe a multi-agent platform for a traveller information system, allowing travellers to find the road traffic information web service (WSs) that best fits their requirements. After studying existing proposals for ...

    • openAccess   Semi- and Self-Supervised Metric Learning for Remote Sensing Applications 

      Hernandez-Sequeira, Itza; Fernandez-Beltran, Ruben; Pla, Filiberto Institute of Electrical and Electronics Engineers Inc. (2024-03-25)
      Earth data collection from satellites and aircraft has exponentially grown, but a substantial portion of it remains unlabeled. This has prompted the remote sensing community to explore effective methods for leveraging ...

    • closedAccess   Semi-supervised classification by probabilistic relaxation 

      Pla, Filiberto; Martínez Sotoca, José; Martínez Usó, Adolfo; Anaya Sánchez, Henry (2012-10-24)
      In this paper, a semi-supervised approach based on probabilistic relaxation theory is presented. It combines two desirable properties; firstly, a very small number of labelled samples is needed and, secondly, the assignment ...

    • closedAccess   Semi-supervised probabilistic relaxation for image segmentation 

      Martínez Usó, Adolfo; Martínez Sotoca, José; Pla, Filiberto; Anaya Sánchez, Henry Springer-Verlag (2011)
      In this paper, a semi-supervised approach based on probabilistic relaxation theory is presented. Focused on image segmentation, the presented technique combines two desirable properties; a very small number of labelled ...

    • openAccess   SEnviro: A Sensorized Platform Proposal Using Open Hardware and Open Standards 

      Trilles, Sergio; Luján, Alejandro; Belmonte-Fernández, Óscar; Montoliu Colás, Raul; Torres-Sospedra, Joaquín; Huerta, Joaquin MDPI (2015-03)
      The need for constant monitoring of environmental conditions has produced an increase in the development of wireless sensor networks (WSN). The drive towards smart cities has produced the need for smart sensors to be able ...

    • closedAccess   Service-oriented applications for environmental models: Reusable geospatial services 

      Granell, Carlos; Díaz Sánchez, Laura; Gould, Michael Elsevier (2010)
      Environmental modelling often requires a long iterative process of sourcing, reformatting, analyzing, and introducing various types of data into the model. Much of the data to be analyzed are geospatial data-digital terrain ...

    • openAccess   Shadow detection using a cross-attentional dual-decoder network with self-supervised image reconstruction features 

      Fernandez-Beltran, Ruben; Guzmán-Ponce, Angélica; Fernandez Beltrán, Rafael; Kang, Jian; García-Mateos, Ginés Elsevier Ltd (2024-03-01)
      Shadow detection is a challenging problem in computer vision due to the high variability in lighting conditions, object shapes, and scene layouts. Despite the positive results achieved by some existing technologies, the ...

    • closedAccess   Shot Noise Analysis for Differential Sampling in Indirect Time of Flight Cameras 

      Sanmartín-Vich, Nofre; Calpe, Javier; Pla, Filiberto IEEE (2023-01-12)
      Continuous wave Time of Flight cameras obtain depth images by emitting a modulated continuous light wave and measuring the delay of the received signal. One of the main sources of error is shot noise. In this letter we ...

    • openAccess   Simultaneous ranging and self-positioning in unsynchronized wireless acoustic sensor networks 

      Cobos, Maximo; Pérez Solano, Juan J.; Belmonte-Fernández, Óscar; Ramos, German; Torres, Ana M. Institute of Electrical and Electronics Engineers (IEEE) (2016)
      Automatic ranging and self-positioning is a very desirable property in wireless acoustic sensor networks (WASNs) where nodes have at least one microphone and one loudspeaker. However, due to environmental noise, ...

    • openAccess   Single and Combined Associations of Plasma and Urine Essential Trace Elements (Zn, Cu, Se, and Mn) with Cardiovascular Risk Factors in a Mediterranean Population 

      Barragán-Arnal, Rocío; Sánchez González, Cristina; Aranda, Pilar; Sorlí, José V; Asensio, Eva Maria; Portolés, Olga; Ortega-Azorín, Carolina; Villamil, Laura V.; Coltell, Oscar; Llopis, Juan; Rivas García, Lorenzo; Corella, Dolores (2022-10)
      Trace elements are micronutrients that are required in very small quantities through diet but are crucial for the prevention of acute and chronic diseases. Despite the fact that initial studies demonstrated inverse ...

    • closedAccess   Single tube optimisation of APOE genotyping based on melting curve analysis 

      Francés, F.; Portolés, Olga; Sorlí, José V; Guillen, M.; González, José I.; Corella, Dolores Elsevier (2008)
      Objectives: To develop and validate a single-tube protocol for APOE genotyping using fluorescent probes. Design and methods: We have designed and validated a hybrid, single-tube, SimpleProbe/FRET probe protocol that takes ...

    • openAccess   Single-frame super-resolution in remote sensing: a practical overview 

      Fernandez-Beltran, Ruben; Latorre Carmona, Pedro; Pla, Filiberto Taylor & Francis (2017)
      Image acquisition technology is improving very fast from a performance point of view. However, there are physical restrictions that can only be solved using software processing strategies. This is particularly true in the ...

    • closedAccess   SLOD-BI: An Open Data Infrastructure for Enabling Social Business Intelligence 

      Berlanga Llavori, Rafael; García Moya, Lisette; Nebot Romero, Victoria; Aramburu Cabo, María José; Sanz, Ismael; Llidó Escrivá, Dolores María IGI Global (2015)
      The tremendous popularity of web-based social media is attracting the attention of the industry to take profit from the massive availability of sentiment data, which is considered of a high value for Business Intelligence ...

    • openAccess   Smart Outdoor Light Desktop Central Management System 

      Llidó Escrivá, Dolores María; Torres-Sospedra, Joaquín; Berlanga Llavori, Rafael IEEE (2018-04)
      Light pollution and nature preservation, are new trends in which the European cities are involved as they evolve into Smart Cities. Internet of Things are changing the way that sensors and management control systems are ...