Ara es mostren els items 1-20 de 103

    • A comparative study between ILS and GBAS approaches: The case of Viseu airfield 

      Oliveira, Pedro; Silva, Jorge; Soares, Paulo (Omnia Science, 2020-12)
      Article
      Accés obert
      Purpose: The article aims to show the viability of installing a precision-based approach system in Viseu airfield, in Portugal. This work looks to evidence to what extent the implementation of ILS (Instrument Landing System) ...
    • A confidence assessment of WCET estimates for software time randomized caches 

      Benedicte Illescas, Pedro; Kosmidis, Leonidas; Quiñones, Eduardo; Abella Ferrer, Jaume; Cazorla Almeida, Francisco Javier (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés obert
      Obtaining Worst-Case Execution Time (WCET) estimates is a required step in real-time embedded systems during software verification. Measurement-Based Probabilistic Timing Analysis (MBPTA) aims at obtaining WCET estimates ...
    • A Critical Assessment of Human Element Regarding Maritime Safety 

      Martínez de Osés, Francesc Xavier; Ventikos, Nikolaos P. (2003-05)
      Article
      Accés obert
      The paper presents the findings, derived from a structured questionnaire, that cover various aspects of the relation between human factor and maritime safety. In general, human element holds a very important share compared ...
    • A distributed man-machine dispatching architecture for emergency operations based on 3GPP mission critical services 

      Viamonte Solé, David; Calveras Augé, Anna M. (Institute of Electrical and Electronics Engineers (IEEE), 2017-12-16)
      Article
      Accés obert
      With the number of non-human devices expected to significantly overtake human users of LTE networks, it is no surprise that First Responders in Mission Critical operations will need to interact with an increasing number ...
    • A Fast and flexible emergency trajectory generator : enhancing emergency geometric planning with aircraft dynamics 

      Sáez García, Raúl; Khaledian, Homeyra; Prats Menéndez, Xavier; Guitart, Andréas; Delahaye, Daniel; Feron, Eric (2021)
      Text en actes de congrés
      Accés obert
      We present an automated emergency trajectory generator to compute the best emergency trajectory for a given landing site. A combination of the optimized version of the rapidly exploring random tree algorithm and Dubins ...
    • A methodology for selective protection of matrix multiplications: A diagnostic coverage and performance trade-off for CNNs executed on GPUs 

      Fernández Muñoz, Javier; Agirre Troncoso, Irune; Pérez Cerrolaza, Jon; Abella Ferrer, Jaume; Cazorla Almeida, Francisco Javier (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Text en actes de congrés
      Accés obert
      The ability of CNNs to efficiently and accurately perform complex functions, such as object detection, has fostered their adoption in safety-related autonomous systems. These algorithms require high computational performance ...
    • A Methodology for Selective Protection of Matrix Multiplications: A Diagnostic Coverage and Performance Trade-off for CNNs Executed on GPUs 

      Fernández, Javier; Agirre, Irune; Perez Cerrolaza, Jon; Abella Ferrer, Jaume; Cazorla Almeida, Francisco Javier (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Comunicació de congrés
      Accés obert
      The ability of CNNs to efficiently and accurately perform complex functions, such as object detection, has fostered their adoption in safety-related autonomous systems. These algorithms require high computational performance ...
    • A software-only approach to enable diverse redundancy on Intel GPUs for safety-related kernels 

      Andriotis, Nikolaos; Serrano Cases, Alejandro; Alcaide Portet, Sergi; Abella Ferrer, Jaume; Cazorla Almeida, Francisco Javier; Peng, Yang; Baldovin, Andrea; Paulitsch, Michael; Tsymbal, Vladimir (Association for Computing Machinery (ACM), 2023)
      Text en actes de congrés
      Accés obert
      Autonomous Driving (AD) systems rely on object detection and tracking algorithms that require processing high volumes of data at high frequency. High-performance graphics processing units (GPUs) have been shown to provide ...
    • A Ssimulation model of passenger flow at the airport security system 

      Calafat Montes, Margalida (Universitat Politècnica de Catalunya, 2023-10-06)
      Treball Final de Grau
      Accés obert
      In this document an agent-based simulation is developed in order to study the Security Screening Check Point at Airports. The proposal simulation environment developed in Netlogo analyse the flow of the passengers along ...
    • Achieving diverse redundancy for GPU Kernels 

      Alcaide Portet, Sergi; Kosmidis, Leonidas; Hernández Luz, Carles; Abella Ferrer, Jaume (Institute of Electrical and Electronics Engineers (IEEE), 2022-04)
      Article
      Accés obert
      Autonomous driving requires high-performance computing devices including general-purpose CPUs as well as specific accelerators, with GPUs having a key role due to their flexibility. Safety-critical microcontrollers have ...
    • Aging Assessment and Design Enhancement of Randomized Cache Memories 

      Trilla, David; Hernandez, Carles; Abella Ferrer, Jaume; Cazorla, Francisco J. (Institute of Electrical and Electronics Engineers (IEEE), 2017-01-17)
      Article
      Accés obert
      Critical real-time systems require the estimation of the worst-case execution time (WCET) for scheduling purposes and resource budgeting. Measurement-based probabilistic timing analysis (MBPTA) has been shown recently as ...
    • Air traffic control using separation algorithm based on rules of the air 

      Fuentes Coll, Lidia (Universitat Politècnica de Catalunya, 2022-07-06)
      Treball Final de Grau
      Accés obert
      Avoiding collisions is one of the main tasks of air traffic control. The rapid increase in air traffic and its continued growth raises the issue of assisting air traffic controllers in high complex traffic scenarios, where ...
    • An approach to the modelling of stability of waste containers during urban flooding 

      Martínez Gomariz, Eduardo; Russo, Beniamino; Gómez Valentín, Manuel; Plumed Gómez, Áurea (2020-01)
      Article
      Accés obert
      Before the solid waste is dumped in landfills, the collection process for large Spanish cities starts from a regular collection of household waste municipal service which is carried out through street containers. When an ...
    • An automated emergency airport and off-airport landing site selector 

      Sáez García, Raúl; Rad, Ioan Octavian; Prats Menéndez, Xavier; Viry, Benoît; Gonzalez, Patrice; Guitart, Andréas; Delahaye, Daniel; Larrieu, Olivier; Rebaï, Kamel (2022)
      Text en actes de congrés
      Accés obert
      We present a novel landing site selector capable of selecting suitable landing sites (airport and off-airport) for emergency landings. In a first step, information from several databases which includes, for instance, ...
    • Analysis of the effect of deviated modulating signal characteristics on the susceptibility of a small medical device 

      Bastian, Geon George; Pinto Nunes, Tiago; Quílez Figuerola, Marcos; Fernández Chimeno, Mireya; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      A variety of modulation techniques using various signal characteristics are used by the telecommunication industry in real-life applications. Despite this, the radiated immunity test based on the IEC 61000-4-3 only modulates ...
    • Analysis of the European tourist mines and caves to design a monitoring system 

      Sanmiquel Pera, Lluís; Alfonso Abella, María Pura; Bascompta Massanes, Marc; Vintró Sánchez, Carla; Parcerisa Duocastella, David; Oliva Moncunill, Josep (2018)
      Article
      Accés obert
      A database of tourist mines and caves has been created to investigate the requirements of an integrated monitoring system with the aim of ensuring the safety of visitors and preserving the environment of the activities. ...
    • Assessing a statistical and a set-based approach for remaining useful life prediction 

      Khoury, Boutrous; Thuillier, Julien; Jha, Mayank Shekhar; Puig Cayuela, Vicenç; Theilliol, Didier (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Text en actes de congrés
      Accés obert
      In this paper, an assessment of two methods of uncertainty quantification in prognostics is undertaken. The two methods, the Inverse First Order Reliability Method (IFORM) and set-based reachability analysis for prognostics ...
    • Assessing the airport facilities in the context of UAM operations 

      Hernando Lopez, Alvaro (Universitat Politècnica de Catalunya, 2022-10-26)
      Treball Final de Grau
      Accés obert
      UAM mobility is deemed as a paradigm shift in passenger transport mode for intra- and inter-urban transport. This concept is supported by the appearance of new types of aircraft with the capability of vertical takeoff and ...
    • Assessing UAM emergency procedures in existing or new heliports 

      Sáenz De Tejada Millán, Jorge (Universitat Politècnica de Catalunya, 2022-07-15)
      Treball Final de Grau
      Accés obert
      With the rising interest from big investors and manufacturers in UAM solutions, many vehicle prototypes and ground infrastructure designs are beginning to appear and being tested in real-world scenarios. This mode of air ...
    • Ciudad ensimismada, islarios defensivos frente a la otredad 

      Sacristán Arana, Irune; Roca Cladera, Josep (Centre de Política del Sòl i Valoracions - Universitat Politècnica de Catalunya, 2007)
      Article
      Accés obert
      Tantas son las ópticas desde las que se puede abordar el análisis de la ciudad como dispuestos a ello individuos hay. No hay mirada fortuita ni interrogación casual, sino que la dirección y el carácter de la interpelación ...