Now showing items 1-7 of 7

    • An ultra low-power hardware accelerator for automatic speech recognition 

      Yazdani Aminabadi, Reza; Segura Salvador, Albert; Arnau Montañés, José María; González Colás, Antonio María (IEEE Press, 2016)
      Conference report
      Open Access
      Automatic Speech Recognition (ASR) is becoming increasingly ubiquitous, especially in the mobile segment. Fast and accurate ASR comes at a high energy cost which is not affordable for the tiny power budget of mobile devices. ...
    • Characterization of Speech Recognition Systems on GPU Architectures 

      Segura Salvador, Albert (Universitat Politècnica de Catalunya, 2016-07-04)
      Master thesis
      Open Access
      This master thesis characterizes the performance and energy bottlenecks of speech recognition systems when running on modern GPU, with the aim of providing useful information for designing future GPU architectures, as well ...
    • Energy-efficient stream compaction through filtering and coalescing accesses in GPGPU memory partitions 

      Segura Salvador, Albert; Arnau Montañés, José María; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 2022-07-01)
      Article
      Open Access
      Graph-based applications are essential in emerging domains such as data analytics or machine learning. Data gathering in a knowledge-based society requires great data processing efficiency. High-throughput GPGPU architectures ...
    • High-performance and energy-efficient irregular graph processing on GPU architectures 

      Segura Salvador, Albert (Universitat Politècnica de Catalunya, 2021-02-18)
      Doctoral thesis
      Open Access
      Graph processing is an established and prominent domain that is the foundation of new emerging applications in areas such as Data Analytics and Machine Learning, empowering applications such as road navigation, social ...
    • Low-power automatic speech recognition through a mobile GPU and a Viterbi accelerator 

      Yazdani Aminabadi, Reza; Segura Salvador, Albert; Arnau Montañés, José María; González Colás, Antonio María (2017-04-12)
      Article
      Open Access
      Automatic speech recognition (ASR) has become a core technology for mobile devices. Delivering real-time and accurate ASR has a huge computational cost, which is challenging to achieve in tightly energy-constrained platforms ...
    • Port de zeOS a arquitectura ARM: Raspberry pi 

      Segura Salvador, Albert (Universitat Politècnica de Catalunya, 2014-06-27)
      Bachelor thesis
      Open Access
      [CATALÀ] L’arquitectura ARM ha vist un important augment d’adopció i popularitat en els últims anys gràcies als dispositius mòbils i encastats, augment que no s’ha produït en arquitectures més populars com Intel x86. El ...
    • SCU: a GPU stream compaction unit for graph processing 

      Segura Salvador, Albert; Arnau Montañés, José María; González Colás, Antonio María (Association for Computing Machinery (ACM), 2019)
      Conference report
      Restricted access - publisher's policy
      Graph processing algorithms are key in many emerging applications in areas such as machine learning and data analytics. Although the processing of large scale graphs exhibits a high degree of parallelism, the memory access ...