Ara es mostren els items 7178-7197 de 244456

    • A supervised learning framework for news-based sentiment scores conditioned to financial returns 

      Porta Vallés, Marcel (Universitat Politècnica de Catalunya, 2020-10-29)
      Projecte Final de Màster Oficial
      Accés obert
      Finance is about managing money. There are several instruments for dealing with money. There are defined strategies more or less complex, mathematical models for optimal selection of stocks combination and for prediction ...
    • A supervisory active fault tolerant control framework for constrained linear systems* 

      Zare, Iman; Aghaei, Shahram; Puig Cayuela, Vicenç (2020)
      Text en actes de congrés
      Accés obert
      In this paper, a supervisory active fault tolerant control (SAFTC) scheme is presented for linear systems with constraints. The SAFTC framework is composed of a fault diagnosis module, a reconfigurable controller and a ...
    • A supervisory control scheme for uncertain constrained time-delay discrete-time linear systems 

      Ahmadzadeh, Hamid Reza; Aghaei, Shahram; Puig Cayuela, Vicenç (2023-09-01)
      Article
      Accés restringit per política de l'editorial
      In this paper, a two-layer supervisory control scheme is proposed for discrete-time linear systems with state/input constraints, including multiple state time-delays, parametric uncertainties, and exogenous disturbance. ...
    • A Supply-voltage driving scheme for grounded capacitive sensor front-ends 

      Haberman, Marcelo A.; Spinelli, Enrique Mario; Reverter Cubarsí, Ferran (Institute of Electrical and Electronics Engineers (IEEE), 2022-01-01)
      Article
      Accés obert
      n this article, a novel supply-voltage driving1 (SVDR) scheme for capacitive sensor front-ends is proposed to2 eliminate the parasitic capacitance effects. The suggested circuit3 is intended for remote sensors (and, hence, ...
    • A support information system for data management during project implementation: application in Tanzania 

      Pascual Ferrer, Jordi; Jiménez, Alejandro; Pérez Foguet, Agustí (2009-05-18)
      Text en actes de congrés
      Accés obert
      Water and Sanitation programmes normally involve big amounts of information and several years of implementation; these are facts that justify the need of a proper monitoring. In this paper a Support Information System (SIS) ...
    • A support tool for working time bargaining by considering individual time accounts and annual leave 

      Pastor Moreno, Rafael; Corominas Subias, Albert; Olivella Nadal, Jordi (2010-01-01)
      Article
      Accés restringit per política de l'editorial
      Working time accounts (WTAs) are employer-oriented flexibility systems that have been applied in industry but could be used far more. Their use is limited by the complexity of planning them, assessing their financial ...
    • A surface mesh smoothing and untangling method independent of the CAD parameterization 

      Gargallo Peiró, Abel; Roca Navarro, Francisco Javier; Sarrate Ramos, Josep (2014-04-01)
      Article
      Accés obert
      A method to optimize triangular and quadrilateral meshes on parameterized surfaces is proposed. The optimization procedure relocates the nodes on the surface to improve the quality (smooth) and ensures that the elements ...
    • A surprising fact about D-modules in characteristic p>0 

      Álvarez Montaner, Josep; Planas Vilanova, Francesc d'Assís (2004)
      Report de recerca
      Accés obert
      Let R = k[x1, . . . , xd] be the polynomial ring in d independent variables, where k is a field of characteristic p > 0. Let DR be the ring of k-linear differential operators of R and let f be a polynomial in R. In this ...
    • A surrogate-based cooperative optimization framework for computationally expensive black-box problems 

      García García, José Carlos; García Ródenas, Ricardo; Codina Sancho, Esteve (2020-07-02)
      Article
      Accés obert
      Most parallel surrogate-based optimization algorithms focus only on the mechanisms for generating multiple updating points in each cycle, and rather less attention has been paid to producing them through the cooperation ...
    • A survey and evaluation of the potentials of distributed ledger technology for peer-to-peer transactive energy exchanges in local energy markets 

      Siano, Pierluigi; De Marco, Giuseppe; Rolán Blanco, Alejandro; Loia, Vincenzo (2019-09)
      Article
      Accés obert
      Theunpredictability and intermittency introduced by Renewable Energy Sources (RESs) in power systems may lead to unforeseen peaks of energy production, which might differ from energy demand. To manage these mismatches, a ...
    • A survey and taxonomy of ID/Locator Split Architectures 

      Ramirez Almonte, Wilson; Masip Bruin, Xavier; Yannuzzi, Marcelo; Serral Gracià, René; Martínez Manzanilla, Anny Gabriela; Siddiqui, Muhammad Shuaib (2014-02-26)
      Article
      Accés restringit per política de l'editorial
      The IP-based addressing scheme currently supporting the whole routing architecture embeds some well-known limitations that may significantly hinder the deployment of new applications and services on the Internet. Indeed, ...
    • A survey exploring biomedical editors’ perceptions of editorial interventions to improve adherence to reporting guidelines 

      Blanco de Tena Davila, David; Hren, Darko; Kirkham, Jamie J.; Cobo Valeri, Erik; Schroter, Sara (2019-09-24)
      Article
      Accés obert
      Background: Improving the completeness of reporting of biomedical research is essential for improving its usability. For this reason, hundreds of reporting guidelines have been created in the last few decades but adherence ...
    • A survey of 5G-based positioning for industry 4.0: state of the art and enhanced techniques 

      Muthineni, Karthik; Artemenko, Alexander; Vidal Manzano, José; Nájar Martón, Montserrat (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Text en actes de congrés
      Accés obert
      The fifth generation (5G) mobile communication technology integrates communication, positioning, and mapping functionalities as an in-built feature. This has drawn significant attention from industries owing to the capability ...
    • A survey of communication protocols for internet of things and related challenges of fog and cloud computing integration 

      Dizdarevic, Jasenka; Carpio, Francisco; Jukan, Admela; Masip Bruin, Xavier (2019-01-01)
      Article
      Accés obert
      The fast increment in the number of IoT (Internet of Things) devices is accelerating the research on new solutions to make cloud services scalable. In this context, the novel concept of fog computing as well as the combined ...
    • A survey of computer animation 

      Pueyo Sandez, Francesc Xavier; Tost Pardell, Daniela (1987-05)
      Report de recerca
      Accés obert
      A survey on computer animation is presented with three specific goals: - To clarify what people understand by computer animation. - To separate the different aspects of computer animation and underline its main problems. - ...
    • A survey of deep learning techniques for cybersecurity in mobile networks 

      Rodríguez Luna, Eva; Otero Calviño, Beatriz; Gutiérrez Escobar, Norma; Canal Corretger, Ramon (2021-06-07)
      Article
      Accés obert
      The widespread use of mobile devices, as well as the increasing popularity of mobile services has raised serious cybersecurity challenges. In the last years, the number of cyberattacks has grown dramatically, as well as ...
    • A survey of isosurface fitting algorithms 

      Boada Oliveras, Immaculada; Navazo Álvaro, Isabel (1998-03)
      Report de recerca
      Accés obert
      Implicit surface poligonalization is an useful technique for visualizing sampled volumetric data in many scientific applications. In this report we describe some of the different algorithms for constructing poligonazed ...
    • A survey of machine and deep learning methods for privacy protection in the Internet of things 

      Rodríguez Luna, Eva; Otero Calviño, Beatriz; Canal Corretger, Ramon (Multidisciplinary Digital Publishing Institute (MDPI), 2023-01-21)
      Article
      Accés obert
      Recent advances in hardware and information technology have accelerated the proliferation of smart and interconnected devices facilitating the rapid development of the Internet of Things (IoT). IoT applications and services ...
    • A survey of machine learning approaches for surface maritime navigation 

      Azimi, Sepinoud; Salokannel, Johanna; Lafond, Sébastien; Lilius, Johan; Salokorpi, Mirva; Porres, Ivan (Universitat Politècnica de Catalunya. Departament de Ciència i Enginyeria Nàutiques, 2020-09)
      Text en actes de congrés
      Accés obert
      In this article we present the state of the art in the field of autonomous surface ship navigation using machine learning. We discuss the main challenges towards the development of fully autonomous navigation systems with ...
    • A survey of methods to evaluate quantified sentences 

      Delgado Calvo-Flores, Miguel; Sánchez Fernández, Daniel; Serrano Chica, José María; Vila Miranda, María Amparo (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 2000)
      Article
      Accés obert
      The evaluation of quantified sentences is used to solve several problems. Most of the methods proposed in the literature are not satisfactory because they do not verify some intuitive properties. In this paper we propose ...