Now showing items 1-20 of 83

    • 2D error correction for F/F based arrays using in-situ Real-Time Error Detection (RTD) 

      Sazeides, Yiannakis; Bramnik, Arkady; Gabor, Ron; Nicopoulos, Chrysostomos; Canal Corretger, Ramon; Konstantinou, Dimitris; Dimitrakopoulos, Giorgos (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Conference lecture
      Open Access
      This work proposes in-situ Real-Time Error Detection (RTD): embedding hardware in a memory array for detecting a fault in the array when it occurs, rather than when it is read. RTD breaks the serialization between data ...
    • A 3D terrain generator: Enhancing robotics simulations with GANs 

      Arellano García, Silvia; Otero Calviño, Beatriz; Kucner, Tomasz Piotr; Canal Corretger, Ramon (Springer, 2023)
      Conference report
      Restricted access - publisher's policy
      Simulation is essential in robotics to evaluate models and techniques in a controlled setting before conducting experiments on tangible agents. However, developing simulation environments can be a challenging and time-consuming ...
    • A cost-effective clustered architecture 

      Canal Corretger, Ramon; Parcerisa Bundó, Joan Manuel; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 1999)
      Conference report
      Open Access
      In current superscalar processors, all floating-point resources are idle during the execution of integer programs. As previous works show, this problem can be alleviated if the floating-point cluster is extended to execute ...
    • A cost-efficient QoS-aware analytical model of future software content delivery networks 

      Otero Calviño, Beatriz; Rodríguez Luna, Eva; Rojas, Otilio; Verdú Mulà, Javier; Costa Prats, Juan José; Pajuelo González, Manuel Alejandro; Canal Corretger, Ramon (2021-07)
      Article
      Open Access
      Freelance, part-time, work-at-home, and other flexible jobs are changing the concept of workplace, and bringing information and content exchange problems to companies. Geographically spread corporations may use remote ...
    • A detailed methodology to compute soft error rates in advanced technologies 

      Riera Villanueva, Marc; Canal Corretger, Ramon; Abella Ferrer, Jaume; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference report
      Restricted access - publisher's policy
      System reliability has become a key design aspect for computer systems due to the aggressive technology miniaturization. Errors are typically dominated by transient faults due to radiation and are strongly related to the ...
    • A differential privacy protection-based federated deep learning framework to fog-embedded architectures 

      Gutiérrez Escobar, Norma; Otero Calviño, Beatriz; Rodríguez Luna, Eva; Utrera Iglesias, Gladys Miriam; Mus León, Sergi; Canal Corretger, Ramon (Elsevier, 2024-04)
      Article
      Open Access
      Nowadays, companies collect massive quantities of data to enhance their operations, often at the expense of sharing user sensible information. This data is widely used to train Deep Learning (DL) neural networks to model, ...
    • A novel variation-tolerant 4T-DRAM cell with enhanced soft-error tolerance 

      Ganapathy, Shrikanth; Canal Corretger, Ramon; Alexandrescu, Dan; Costenaro, Enrico; González Colás, Antonio María; Rubio Sola, Jose Antonio (IEEE Computer Society Publications, 2012)
      Conference report
      Restricted access - publisher's policy
      In view of device scaling issues, embedded DRAM (eDRAM) technology is being considered as a strong alternative to conventional SRAM for use in on-chip memories. Memory cells designed using eDRAM technology in addition ...
    • A Real-Time Error Detection (RTD) architecture and its use for reliability and post-silicon validation for F/F based memory arrays 

      Sazeides, Yiannakis; Bramnik, Arkady; Gabor, Ron; Canal Corretger, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2022-04-01)
      Article
      Open Access
      This work proposes in-situ Real-Time Error Detection (RTD): embedding hardware in a memory array for detecting a fault in the array when it occurs, rather than when it is read. RTD breaks the serialization between data ...
    • 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
      Open Access
      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 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
      Open Access
      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 ...
    • An automotive case study on the limits of approximation for object detection 

      Caro Roca, Martí; Tabani, Hamid; Abella Ferrer, Jaume; Moll Echeto, Francisco de Borja; Morancho Llena, Enrique; Canal Corretger, Ramon; Altet Sanahujes, Josep; Calomarde Palomino, Antonio; Cazorla Almeida, Francisco Javier; Rubio Romano, Antonio; Fontova Muste, Pau; Fornt Mas, Jordi (2023-05)
      Article
      Restricted access - publisher's policy
      The accuracy of camera-based object detection (CBOD) built upon deep learning is often evaluated against the real objects in frames only. However, such simplistic evaluation ignores the fact that many unimportant objects ...
    • An energy-efficient and scalable eDRAM-based register file architecture for GPGPU 

      Jing, Naifeng; Shen, Yao; Lu, Yao; Ganapathy, Shrikanth; Mao, Zhigang; Guo, Minyi; Canal Corretger, Ramon; Liang, Xiaoyao (ACM, 2013)
      Conference report
      Restricted access - publisher's policy
      The heavily-threaded data processing demands of streaming multiprocessors (SM) in a GPGPU require a large register file (RF). The fast increasing size of the RF makes the area cost and power consumption unaffordable for ...
    • An hybrid eDRAM/SRAM macrocell to implement first-level data caches 

      Valero, Alejandro; Sahuquillo, Julio; Petit, Salvador; Lorente, Vicente; Canal Corretger, Ramon; López, Pedro; Duato, José (Association for Computing Machinery (ACM), 2009)
      Conference report
      Restricted access - publisher's policy
      SRAM and DRAM cells have been the predominant technologies used to implement memory cells in computer systems, each one having its advantages and shortcomings. SRAM cells are faster and require no refresh since reads are ...
    • Challenges in deeply heterogeneous high performance systems 

      Agosta, Giovanni; Fornaciari, William; Atienza, David; Canal Corretger, Ramon; Cilardo, Alessandro; Flich Cardo, José; Hernández Luz, Carles; Kulczewski, Michal; Massari, Giuseppe; Tornero Gavilá, Rafael; Zapater Sancho, Marina (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference report
      Open Access
      RECIPE (REliable power and time-ConstraInts-aware Predictive management of heterogeneous Exascale systems) is a recently started project funded within the H2020 FETHPC programme, which is expressly targeted at exploring ...
    • Circuit propagation delay estimation through multivariate regression-based modeling under spatio-temporal variability 

      Ganapathy, Shrikanth; Canal Corretger, Ramon; González Colás, Antonio María; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2010)
      Conference report
      Restricted access - publisher's policy
      With every process generation, the problem of variability in physical parameters and environmental conditions poses a great challenge to the design of fast and reliable circuits. Propagation delays which decide circuit ...
    • Combining RAM technologies for hard-error recovery in L1 data caches working at very-low power modes 

      Lorente, Vicente; Valero, Alejandro; Sahuquillo, Julio; Petit, Salvador; Canal Corretger, Ramon; López, Pedro; Duato, José (2013)
      Conference report
      Restricted access - publisher's policy
      Low-power modes in modern microprocessors rely on low frequencies and low voltages to reduce the energy budget. Nevertheless, manufacturing induced parameter variations can make SRAM cells unreliable producing hard errors ...
    • Comparison of SRAM cells for 10-nm SOI FinFETs under process and environmental variations 

      Jaksic, Zoran; Canal Corretger, Ramon (2012-12)
      Article
      Restricted access - publisher's policy
      We explore the 6T and 8T SRAM design spaces through read static noise margin (RSNM), word-line write margin, and leakage for future 10-nm FinFETs. Process variations are based on the ITRS and modeled at device (TCAD) level. ...
    • Cross-layer system reliability assessment framework for hardware faults 

      Vallero, Alessandro; Savino, Alessandro; Politano, Gianfranco; Di Carlo, Stefano; Chatzidimitriou, Athanansios; Tselonis, Sotiris; Kaliorakis, Manolis; Gizipoulos, Dimitris; Riera Villanueva, Marc; Canal Corretger, Ramon; González Colás, Antonio María; Kooli, Maha; Bosio, Alberto; Di Natale, Giorgio (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference report
      Open Access
      System reliability estimation during early design phases facilitates informed decisions for the integration of effective protection mechanisms against different classes of hardware faults. When not all system abstraction ...
    • Deep-learning based detection for cyber-attacks in IoT networks: A distributed attack detection framework 

      Jullian Parra, Olivia; Otero Calviño, Beatriz; Rodríguez Luna, Eva; Gutiérrez Escobar, Norma; Antona Pizà, Héctor; Canal Corretger, Ramon (Springer Nature, 2023-02-04)
      Article
      Open Access
      The widespread use of smart devices and the numerous security weaknesses of networks has dramatically increased the number of cyber-attacks in the internet of things (IoT). Detecting and classifying malicious traffic is ...
    • DRAM-based coherent caches and how to take advantage of the coherence protocol to reduce the refresh energy 

      Jaksic, Zoran; Canal Corretger, Ramon (European Interactive Digital Advertising Alliance (EDAA), 2014)
      Conference report
      Restricted access - publisher's policy
      Recent technology trends has turned DRAMs into an interesting candidate to substitute traditional SRAM-based on-chip memory structures (i.e. register file, cache memories). Nevertheless, a major problem to introduce these ...