Listar Departament: Llenguatges i Sistemes Informàtics por título

Mostrando ítems 218-237 de 542

    • openAccess   Exploring early classification strategies of streaming data with delayed attributes 

      Millán Giraldo, Mónica; Sánchez Garreta, Josep Salvador; Traver Roig, Vicente Javier Springer Verlag (Germany) (2009)
      In contrast to traditional machine learning algorithms, where all data are available in batch mode, the new paradigm of streaming data poses additional difficulties, since data samples arrive in a sequence and many hard ...

    • openAccess   Exploring synergetic effects of dimensionality reduction and resampling tools on hyperspectral imagery data classification 

      Sánchez Garreta, Josep Salvador; García, Vicente; Mollineda, Ramón A. Springer (2011)
      The present paper addresses the problem of the classification of hyperspectral images with multiple imbalanced classes and very high dimensionality. Class imbalance is handled by resampling the data set, whereas PCA and a ...

    • openAccess   Exploring the effects of social capital on the compulsive use of online social networks in civil unrest contexts 

      Naranjo Zolotov, Mijail; Acedo Sánchez, Albert; Lascano, Jorge Edison Elsevier (2022)
      The use of online social networking sites has become part of everyday life for more than three billion people worldwide. However, its use may go beyond being a habit, leading to compulsive use behaviours that jeopardize the ...

    • openAccess   Exploring the market potential for geo-ICT companies in relation to INSPIRE 

      Vancauwenberghe, Glenn; Cipriano, Piergiorgio; Craglia, Max AGILE Digital Editions (2014-06)
      The implementation of INSPIRE can bring new and interesting business opportunities to European geo-ICT companies. Until now, little information has been available on the participation of geo-ICT companies in the implementation ...

    • openAccess   Exploring the performance of resampling strategies for the class imbalance problem 

      García, Vicente; Sánchez Garreta, Josep Salvador; Mollineda, Ramón A. Springer Verlag (2010)
      The present paper studies the influence of two distinct factors on the performance of some resampling strategies for handling imbalanced data sets. In particular, we focus on the nature of the classifier used, along with ...

    • openAccess   Exploring twitter georeferenced data related to flood events: an initial approach 

      Brovelli, Maria Antonia; Zamboni, Giorgio; Arias Muñoz, Carolina; Bonetti, Alexander AGILE Digital Editions (2014-06)
      The purpose of this research-in-progress paper is to present an initial data exploration of twitter georeferenced data related to flood events, in order to determine the potential of these type of data in flood damage ...

    • openAccess   Ética social del reconocimiento automático del habla 

      Gómez Rosabal, Claudia; Castro-Bleda, MariaJose; Aibar Ausina, Juan Pablo Department of Computer Science and Engineering, University of Cadiz (2022-11-01)
      Existe una gran incertidumbre sobre lo que debe conside rarse un uso ético de las tecnologías, aunque algunos puntos son claros. Toda tecnología debería tener en cuenta e intentar evitar las posibles consecuencias negativas ...

    • openAccess   Fair Cellular Throughput Optimization with the Aid of Coordinated Drones 

      Arribas, Edgar; Mancuso, Vincenzo; Cholvi, Vicent IEEE (2019-04-29)
      The interest on flexible air-to-ground channels from aerial base stations to enhance users access by seeking good line-of-sight connectivity from the air has increased in the past years. In this paper, we propose a deployable ...

    • openAccess   Feature selection in regression tasks using conditional mutual information 

      Latorre Carmona, Pedro; Martínez Sotoca, José; Pla, Filiberto; Phoa, Frederick K. H.; Bioucas-Dias, José Springer (2011)
      This paper presents a supervised feature selection method applied to regression problems. The selectionmethod uses a Dissimilarity matrix originally developed for classification problems, whose applicability is extended ...

    • closedAccess   Federate resource management in a Distributed Virtual Environment 

      Belmonte-Fernández, Óscar; Castañeda Garay, Miguel; Fernández Mota, David; Gil, José; Aguado González, Sergio; Varella Cerdá, Ester; Núñez Redó, Manuela; Segarra Sola, José Vicente Elsevier (2010)
      Most Distributed Virtual Environments use ad hoc protocols to share resources and synchronize interaction over a common virtual world. In this scenario, it is difficult to use new virtual reality devices if they have not ...

    • closedAccess   FIDOS: A generalized Fisher based feature extraction method for domain shift 

      Dinh, Cuong V.; Duin, Robert P. W.; Piqueras Salazar, Ignacio Jaime; Loog, Marco Elsevier (2013)
      Traditional pattern recognition techniques often assume that the data sets used for training and testing follow the same distribution. However, this assumption is usually not true for many real world problems as data from ...

    • openAccess   Filter banks for hyperspectral pixel classification of satellite images 

      Rajadell Rojas, Olga; García-Sevilla, Pedro; Pla, Filiberto Springer Verlag (Germany) (2009)
      Satellite hyperspectral imaging deals with heterogenous images containing different texture areas. Filter banks are frequently used to characterize textures in the image performing pixel classification. This filters are ...

    • closedAccess   Finding association rules in semantic web data 

      Nebot Romero, Victoria; Berlanga Llavori, Rafael Elsevier (2012-02)
      The amount of ontologies and semantic annotations available on the Web is constantly growing. This new type of complex and heterogeneous graph-structured data raises new challenges for the data mining community. In this ...

    • openAccess   FloU-Net: An Optical Flow Network for Multi-modal Self-Supervised Image Registration 

      Ibáñez Fernández, Damián; Fernández Beltrán, Rubén; Pla, Filiberto Institute of Electrical and Electronics Engineers (2023)
      Image registration is an essential task in image processing, where the final objective is to geometrically align two or more images. In remote sensing, this process allows comparing, fusing or analyzing data, specially ...

    • openAccess   Fomentando el contacto entre alumnado y empresas para las prácticas externas integradas con el Trabajo Final de Grado 

      Castaño Álvarez, Mª Asunción; Museros, Lledó; Lopez, Angeles; Grangel Seguer, Reyes JENUI Editores (2021)
      El Grado en Ingeniería Informática de la Universitat Jaume I integra la realización de prácticas externas y el Trabajo de Final de Grado (TFG) en una sola asignatura, en la que los estudiantes desarrollan un proyecto durante ...

    • openAccess   Fonaments d’enginyeria del programari 

      Campos Sancho, Cristina; Grangel Seguer, Reyes; Nebot Romero, Victoria Publicacions de la Universitat Jaume I (2017)

    • openAccess   FOODIE: Farm‐Oriented Open Data in Europe 

      Esbrí, Miguel Ángel AGILE Digital Editions (2014-06)
      The agriculture sector is a unique sector due to its strategic importance for both European citizens (consumers) and European economy (regional and global) which, ideally, should make the whole sector a network of interacting ...

    • openAccess   Framework for using online social networks for sustainability awareness 

      Chalmeta, Ricardo; Barbeito Caamaño, Adriana Macarena Emerald (2023-08-10)
      Purpose: This study aims to contribute to the field of computer systems for sustainability research. It proposes a framework for sustainability awareness using online social networks (OSNs) by analyzing major research ...

    • closedAccess   Frequent Consumption of Sugar- and Artificially Sweetened Beverages and Natural and Bottled Fruit Juices Is Associated with an Increased Risk of Metabolic Syndrome in a Mediterranean Population at High Cardiovascular Disease Risk 

      Ferreira-Pêgo, Cíntia; Babio, Nancy; Bes-Rastrollo, Maira; Corella, Dolores; Estruch, Ramon; Ros, Emilio; Fitó, Montserrat; Serra-Majem, Lluis; Arós, Fernando; Fiol Ramis, Miquel; Santos Lozano, José Manuel; Muñoz-Bravo, Carlos; Pintó, Xavier; Ruiz-Canela, Miguel; Salas-Salvadó, Jordi; Coltell, Oscar American Society for Nutrition (2016-08)
      Background: The relation between the consumption of sweetened beverages and metabolic syndrome (MetS) is controversial. Objective: This analysis evaluated the associations between intakes of sugar-sweetened beverages ...

    • openAccess   Future Internet technologies for Environmental Applications 

      Granell, Carlos; Havlik, Denis; Schade, Sven; Sabeur, Zoheir; Delaney, Conor; Pielorz, Jasmin; Usländer, Thomas; Mazzetti, Paolo; Schleidt, Katharina; Kobernus, Mike; Havlik, Fuada; Rune Bodsberg, Nils; Berre, Arne; Mon, Jose Lorenzo Elsevier (2016)
      This paper investigates the usability of Future Internet technologies (aka “Generic Enablers of the Future Internet”) in the context of environmental applications. The paper incorporates the best aspects of the state-of-the-art ...