Listar LSI_Articles por título

Mostrando ítems 236-255 de 361

    • openAccess   Next-Generation Digital Earth: A position paper from the Vespucci Initiative for the Advancement of Geographic Information Science 

      gould, michael; Craglia, Max; Goodchild, Michael F.; Annoni, Alessandro; Camara, Gilberto; Kuhn, Werner; Mark, David; Masser, Ian; Maguire, David; Liang, Steve; Parsons, Ed Joint Research Centre of the European Commission (2008)
      This position paper is the outcome of a joint reflection by a group of international geographic and environmental scientists from government, industry, and academia brought together by the Vespucci Initiative for the ...

    • openAccess   Novel association of the obesity risk-allele near Fas Apoptotic Inhibitory Molecule 2 (FAIM2) gene with heart rate and study of its effects on myocardial infarction in diabetic participants of the PREDIMED trial 

      Corella, Dolores; Sorlí, José V; González, José I.; CAROLINA, ORTEGA-AZORÍN; Fitó, Montserrat; Bulló, Mònica; Martínez González, Miguel Ángel; Ros, Emilio; Arós, Fernando; Lapetra, José; Gómez Gracia, Enrique; Serra-Majem, Lluis; Ruiz-Gutiérrez, Valentina; Fiol Ramis, Miquel; Coltell, Oscar; Vinyoles, Ernest; Pintó, Xavier; Martí, Amelia; Sáiz, Carmen; Ordovás Muñoz, José M.; Estruch, Ramon BioMed Central (2014-01)
      Background: The Fas apoptotic pathway has been implicated in type 2 diabetes and cardiovascular disease. Although a polymorphism (rs7138803; G > A) near the Fas apoptotic inhibitory molecule 2 (FAIM2) locus has been related ...

    • openAccess   Nutrigenética, nutrigenómica y dieta mediterránea: una nueva visión para la gastronomía 

      Corella, Dolores; Barragán-Arnal, Rocío; Ordovás Muñoz, José M.; Coltell, Oscar Arán Ediciones (2018)
      Tanto la nutrigenética como la nutrigenómica son disciplinas dentro de la denominada genómica nutricional, que, en sentido amplio, proporciona el marco de integración de las distintas ómicas con las ciencias de la ...

    • closedAccess   Nutritional adequacy according to carbohydrates and fat quality 

      Sánchez-Tainta, Ana; Zazpe, Itziar; Bes-Rastrollo, Maira; Salas-Salvadó, Jordi; Bulló, Mònica; Sorlí, José V; Corella, Dolores; Covas Planells, María Isabel; Arós, Fernando; Gutiérrez-Bedmar, Mario; Fiol Ramis, Miquel; De la Corte, F. García; Serra-Majem, Lluis; Pintó, Xavier; Schoreder, Helmut; Ros, Emilio; López-Sabater, Maria Carmen; Estruch, Ramon; Martínez González, Miguel Ángel; Coltell, Oscar Springer Verlag (2016)
      Purpose To investigate the association between carbohydrate quality, fat quality or adherence to the Mediterranean diet and intake adequacy of 19 micronutrients in the PREDIMED (PREvención con DIeta MEDiterránea) trial, ...

    • openAccess   Octahedral Transforms for 3D Image Processing 

      Lenz, Reiner; Latorre Carmona, Pedro Institute of Electrical and Electronics Engineers (2009)
      The octahedral group is one of the finite subgroups of the rotation group in three-dimensional Euclidean space and a symmetry group of the cubic grid. Compression and filtering of three-dimensional volumes are given as ...

    • openAccess   Off-Line Evaluation of Mobile-Centric Indoor Positioning Systems: The Experiences from the 2017 IPIN Competition 

      Torres-Sospedra, Joaquín; Jiménez, Antonio R.; Moreira, Adriano; Lungenstrass, Tomás; Lu, Wei-Chung; Knauth, Stefan; Mendoza-Silva, Germán Martín; Seco, Fernando; Perez-Navarro, Antoni; Nicolau, Maria João; Costa, António; Meneses, Filipe; Farina, Joaquín; Morales, Juan Pablo; Lu, Wen-Chen; Cheng, Ho-Ti; Yang, Shi-Shen; Fang, Shih-Hau; Chien, Ying-Ren; Tsao, Yu MDPI (2018)
      The development of indoor positioning solutions using smartphones is a growing activity with an enormous potential for everyday life and professional applications. The research activities on this topic concentrate on the ...

    • openAccess   On compiler error messages: what they say and what they mean 

      Traver Roig, Vicente Javier Hindawi Publishing Corporation (2010)
      Programmers often encounter cryptic compiler error messages that are difficult to understand and thus difficult to resolve. Unfortunately, most related disciplines, including compiler technology, have not paid much attention ...

    • openAccess   On Metrics for Location-Aware Games 

      Rodríguez-Pupo, Luis E.; Casteleyn, Sven; Granell, Carlos MDPI (2017-09)
      Metrics are important and well-known tools to measure users’ behavior in games, and gameplay in general. Particularities of location-aware games—a class of games where the player’s location plays a central role-demand ...

    • openAccess   On the influence of spatial information for hyper-spectral satellite imaging characterization 

      Rajadell Rojas, Olga; García-Sevilla, Pedro; Pla, Filiberto Springer (2011)
      Land-use classification for hyper-spectral satellite images requires a previous step of pixel characterization. In the easiest case, each pixel is characterized by its spectral curve. The improvementof the spectral and ...

    • closedAccess   On the interconnection of message passing systems 

      Alvarez, Agustin; Arévalo, Sergio; Cholvi, Vicent; Fernández Anta, Antonio; Jiménez, Ernesto Elsevier (2008)
      One of the most important abstractions for designing distributed programs is the broadcast facility. In this paper, we study the interconnection of distributed message passing systems. We have shown that totally ordered ...

    • openAccess   On the suitability of combining feature selection and resampling to manage data complexity 

      Martín Félez, Raúl; Mollineda, Ramón A. Springer Verlag (2010)
      The effectiveness of a learning task depends on data com- plexity (class overlap, class imbalance, irrelevant features, etc.). When more than one complexity factor appears, two or more preprocessing techniques should be ...

    • openAccess   On the suitability of resampling techniques for the class imbalance problem in credit scoring 

      Marqués Marzal, Ana Isabel; García, Vicente; Sánchez Garreta, Josep Salvador Palgrave Macmillan (2013)
      In real-life credit scoring applications, the case in which the class of defaulters is under-represented in comparison with the class of non-defaulters is a very common situation, but it has still received little attention. ...

    • openAccess   On-line classification of data streams with missing values based on reinforcement learning 

      Millán Giraldo, Mónica; Traver Roig, Vicente Javier; Sánchez Garreta, Josep Salvador Springer (2011)
      In some applications, data arrive sequentially and they are not available in batch form, what makes difficult the use of traditional classification systems. In addition, some attributes may lack due to some real-world ...

    • openAccess   On-line learning from streaming data with delayed attributes: A comparison of classifiers and strategies 

      Millán Giraldo, Mónica; Sánchez Garreta, Josep Salvador; Traver Roig, Vicente Javier Springer (2011-10)
      In many real applications, data are not all available at the same time, or it is not affordable to process them all in a batch process, but rather, instances arrive sequentially in a stream. The scenario of streaming data ...

    • openAccess   Ontology integration using mappings: towards getting the right logical consequences 

      Jiménez Ruiz, Ernesto; Cuenca Grau, Bernardo; Horrocks, Ian; Berlanga Llavori, Rafael Springer Verlag (Germany) (2009)
      We propose a general method and novel algorithmic techniques to facilitate the integration of independently developed ontologies using mappings. Our method and techniques aim at helping users understand and evaluate the ...

    • closedAccess   Ontology refinement for improved information retrieval 

      Jimeno Yepes, Antonio José; Berlanga Llavori, Rafael; Rebholz-Schuhmann, Dietrich Elsevier (2010)
      Ontologies are frequently used in information retrieval being their main applications the expansion of queries, semantic indexing of documents and the organization of search results. Ontologies provide lexical items, allow ...

    • openAccess   Optimizing fairness in cellular networks with mobile drone relays 

      Cholvi, Vicent Elsevier (2023-02-10)
      Aiding the ground cellular network with aerial base stations carried by drones has experienced an intensive raise of interest in the past years. Reconfigurable air-to-ground channels enable aerial stations to enhance users’ ...

    • closedAccess   Optimizing the management of continuous level of detail models on GPU 

      Ripollés Mateu, Oscar Enrique; Chover, Miguel Elsevier (2008)
      In this paper we present a new continuous multiresolution framework which has been developed in view of the outstanding evolution of hardware. Our interest not only focuses on exploiting GPUs possibilities, but also on ...

    • openAccess   Optimizing UAV Resupply Scheduling for Heterogeneous and Persistent Aerial Service 

      Arribas, Edgar; Cholvi, Vicent; Mancuso, Vincenzo Institute of Electrical and Electronics Engineers (2023-08)
      With the current advances in unmanned aerial vehicle (UAV) technologies, aerial vehicles are becoming very attractive for many purposes. However, currently the bottleneck in their adoption is no longer due to architectural ...

    • closedAccess   Partially-coherent spirally-polarized gradual-edge imaging 

      Pérez-Aviñoa, Marcos; Martínez-Herrero, Rosario; Vallmitjana, Santiago; Latorre Carmona, Pedro; Juvells, Ignasi; Carnicer, Artur Elsevier (2019)
      In this work we develop a partially-coherent spirally-polarized imaging system for generating gradual edge detection images. A rotating diffuser is used for producing illumination sources with tunable degree of coherence. Using ...