Now showing items 105-124 of 725

    • Capturing Structure with Satisfiability 

      Béjar Torres, Ramón; Cabiscol i Teixidó, Alba; Fernàndez Camon, César; Manyà Serres, Felip; Gomes, Carla (Springer Verlag, 2001)
      We present Regular-SAT, an extension of Boolean Satisfiability basedon a class of many-valuedCNF formulas. Regular-SAT shares many properties with Boolean SAT, which allows us to generalize some of the best known SAT ...
    • Carbonaceous residues from biomass gasification as catalysts for biodiesel production 

      Luque, Rafael; Pineda, Antonio; Colmenares, Juan C.; Campelo, Juan M.; Romero, Antonio A.; Serrano-Ruiz, Juan Carlos; Cabeza, Luisa F.; Cot Gores, Jaume (Dalian Institute of Chemical Physics, Chinese Academy of SciencesElsevier, 2012)
      Tars and alkali ashes from biomass gasification processes currently constitute one of the major problems in biomass valorisation, generating clogging of filters and issues related with the purity of syngas production. To ...
    • CART, a Decision SLA Model for SaaS Providers to Keep QoS Regarding Availability and Performance 

      Mateo Fornés, Jordi; Solsona Tehàs, Francesc; Vilaplana Mayoral, Jordi; Teixidó Torrelles, Ivan; Rius Torrentó, Josep Maria (IEEE, 2019)
      Cloud systems are becoming a powerful tool for business. The evidence of the advantages of offering infrastructure as a service (IaaS), platform as a service (PaaS), or software as a service (SaaS) is overwhelming. ...
    • Cathodic Protection Using Aluminum Metal in Chloride Molten Salts as Thermal Energy Storage Material in Concentrating Solar Power Plants 

      Fernández, Ángel G.; Cabeza, Luisa F. (MDPI, 2020)
      The new generation of concentrated solar power (CSP) plants to be developed presents a great challenge related to the increase in maximum operating temperature since molten salt CSP technologies require alternative salt ...
    • Center-pivot automatization for agrochemical use 

      Palacín Roca, Jordi; Salse, José Antonio; Clua, Xavier; Arnó Satorra, Jaume; Blanco Ortiz, Ricardo; Zanuy, C. (Elsevier, 2005)
      This paper presents an agrochemical application system that could be incorporated into existing irrigating center-pivots. The system consisted of a hydraulic circuit with emitters, where the dose was individually controlled ...
    • Characterisation of the LMS200 laser beam under the influence of blockage surfaces. Influence on 3D scanning of tree orchards 

      Sanz Cortiella, Ricardo; Llorens Calveras, Jordi; Rosell Polo, Joan Ramon; Gregorio López, Eduard; Palacín Roca, Jordi (Molecular Diversity Preservation International (MDPI), 2011)
      The geometric characterisation of tree orchards is a high-precision activity comprising the accurate measurement and knowledge of the geometry and structure of the trees. Different types of sensors can be used to perform ...
    • Characterization of a Low-Cost Optical Flow Sensor When Using an External Laser as a Direct Illumination Source 

      Font Calafell, Davinia; Tresánchez Ribes, Marcel; Pallejà Cabrè, Tomàs; Teixidó Cairol, Mercè; Palacín Roca, Jordi (MDPI, 2011)
      In this paper, a low cost optical flow sensor is combined with an external laser device to measure surface displacements and mechanical oscillations. The measurement system is based on applying coherent light to a ...
    • Characterization of Daytime Sleepiness by Time–Frequency Measures of EEG Signals 

      Melia, Umberto; Guaita, Marc; Vallverdú, Montserrat; Clarià Sancho, Francisco; Montserrat i Capdevila, Josep; Vilaseca, Isabel; Salamero, Manel; Gaig, Carles; Caminal Magrans, Pere; Santamaria, Joan (Springer Verlag, 2015)
      Excessive daytime sleepiness (EDS) is one of the main symptoms of several sleep-related disorders with a great impact on patient lives. While many studies have been carried out in order to assess daytime sleepiness, automatic ...
    • Characterization of granular phase change materials for thermal energy storage applications in fluidized beds 

      Izquierdo Barrientos, M. A.; Sobrino, C.; Almendros Ibáñez, J. A.; Barreneche Güerisoli, Camila; Ellis, N.; Cabeza, Luisa F. (Elsevier, 2016)
      This work investigates commercially available granular phase change materials (PCMs) with different transition temperatures for the use of thermal-energy storage systems in fluidized beds. The hydrodynamic characteristics ...
    • Characterization of the cerebral activity by time-frequency representation of evoked EEG potentials 

      Clarià Sancho, Francisco; Vallverdú, Montserrat; Riba, Jordi; Romero, Sergio; Barbanoj, Manuel J.; Caminal Magrans, Pere (Institute of Physics and Engineering in Medicine, 2011-07-15)
      Métodos tradicionalmente utilizados para estudiar potenciales cerebrales relacionados con eventos (PRE) miden la amplitud y la duración de la forma de onda con el fin de cuantificar los cambios, siendo estas medidas ...
    • Characterization of the CPAP-treated patient population in Catalonia 

      Turino, Cecilia; Bertran, Sandra; Gavaldá, Ricard; Teixidó Torrelles, Ivan; Woehrle, Holger; Rué i Monné, Montserrat; Solsona Tehàs, Francesc; Escarrabill, Joan; Colls, Cristina; García-Altés, Anna; Batlle Garcia, Jordi de; Sánchez de la Torre, Manuel; Barbé Illa, Ferran (Public Library of Science, 2017)
      There are different phenotypes of obstructive sleep apnoea (OSA), many of which have not been characterised. Identification of these different phenotypes is important in defining prognosis and guiding the therapeutic ...
    • Characterization of wastes based on inorganic double salt hydrates as potential thermal energy storage materials 

      Gutiérrez, Andrea; Ushak, Svetlana; Mamani, Veronica; Vargas, Pedro; Barreneche Güerisoli, Camila; Cabeza, Luisa F.; Grágeda, Mario (Elsevier, 2017)
      Thermal energy storage (TES) is seen today as a key technology to reduce the existing gap between energy demand and energy supply in many energy systems. There are, currently, three well known methods to store thermal ...
    • Chemical source localization fusing concentration information in the presence of chemical background noise 

      Pomareda, Víctor; Magrans, Rudys; Jiménez Soto, Juan M.; Martínez Lacasa, Daniel; Tresánchez Ribes, Marcel; Burgués, Javier; Palacín Roca, Jordi; Marco, Santiago (MDPI, 2017)
      We present the estimation of a likelihood map for the location of the source of a chemical plume dispersed under atmospheric turbulence under uniform wind conditions. The main contribution of this work is to extend ...
    • CheNER: a tool for the identification of chemical entities and their classes in biomedical literature 

      Solsona Tehàs, Francesc; Alves, Rui; Usié Chimenos, Anabel; Cruz, Joaquim; Comas, Jorge (BioMed Central, 2015)
      Background: Small chemical molecules regulate biological processes at the molecular level. Those molecules are often involved in causing or treating pathological states. Automatically identifying such molecules in biomedical ...
    • CheNER: Chemical Named Entity Recognizer 

      Usié Chimenos, Anabel; Alves, Rui; Solsona Tehàs, Francesc; Vázquez, Miguel; Valéncia, Alfonso (Oxford University Press, 2013)
      Motivation: Chemical named entity recognition is used to automatically identify mentions to chemical compounds in text, and is the basis for more elaborate information extraction. However, only a small number of ...
    • Choi-Williams distribution to describe coding and non-coding regions in primary transcript pre-mRNA 

      Melia, Umberto; Vallverdú, Montserrat; Clarià Sancho, Francisco; Gallardo, Juan J.; Perera, Alexandre; Caminal Magrans, Pere (Biomedical Engineering Society (Taiwan), 2013-05-28)
      En este trabajo se ha elegido un método numérico de conversión de la secuencia de nucleótidos pre-mRNA basado en la información termodinámica, asociada a los cambios de energía libre de esta secuencia, durante la formación ...
    • Circular economy: the case of a shared wastewater treatment plant and its adaptation to changes of the industrial zone over time 

      Navarro Martínez, Diego; Cantero Gómez, M. Rosa; Valls, Elisabet; Puig, Rita (Elsevier, 2020-03-21)
      Due to the increase on fresh water demand, wastewater treatment facilities need to be proactive to increase the circularity of water cycles. They have to go further than the traditional end-of-pipe service. In the present ...
    • CISNE-P: a global scheduling oriented to NOW environments 

      Torchinsky, Matias; Hanzich, Mauricio; Hernández Budé, Porfidio; Luque, Emilio; Giné, Francesc; Solsona Tehàs, Francesc; Lérida Monsó, Josep Lluís (Iberoamerican Science & Technology Education Consortium, 2007)
      In this work, we present an integral scheduling system for non-dedicated clusters, termed CISNE-P, which ensures the performance required by the local applications, while simultaneously allocating cluster resources to ...
    • CISNE: A New Integral Approach for Scheduling Parallel Applications on Non-dedicated Clusters 

      Hanzich, Mauricio; Giné, Francesc; Hernández Budé, Porfidio; Solsona Tehàs, Francesc; Luque, Emilio (Springer Verlag, 2005)
      Our main interest is oriented towards keeping both local and parallel jobs together in a non-dedicated cluster. In order to obtain some profits from the parallel applications, it is important to consider time and space ...
    • Cloud-Coffee: implementation of a parallel consistency-based multiple alignment algorithm in the T-Coffee package and its benchmarking on the Amazon Elastic-Cloud 

      Di Tommaso, Paolo; Orobitg Cortada, Miquel; Guirado Fernández, Fernando; Cores Prado, Fernando; Espinosa, Toni; Notredame, Cedric (Oxford University Press, 2010)
      Summary: We present the first parallel implementation of the T-Coffee consistency-based multiple aligner. We benchmark it on the Amazon Elastic Cloud (EC2) and show that the parallelization procedure is reasonably ...