Browsing by Author "Centre for Computer Science and Informatics Research"

Now showing items 321-340 of 1210

    • Dynamic Row Activation Mechanism for Multi-Core Systems 

      Alawneh, Tareq A.; Kirner, Raimund; Menon, Catherine (ACM Press, 2021-05-13)
      The power that stems from modern DRAM devices represents a sig- nificant portion of the overall system power in modern computing systems. In multi-core systems, the competing cores share the same memory banks. The memory ...

    • Dynamic Subcarrier Allocation for 100 Gbps, 40 km OFDMA-PONs with SLA and CoS 

      Lim, Wansu; Kourtessis, Pandelis; Milosavljevic, Milos; Senior, J.M. (2013-04-01)
      The quality of service of 100Gbps orthogonal frequency division multiple access passive optical networks (OFDMA-PONs) performing dynamic bandwidth allocation is evaluated. New medium access control protocols and frame ...

    • Dynamic Subcarrier Allocation for OFDMA-PONs with Monitoring Mechanism 

      Lim, Wansu; Kourtessis, Pandelis; Milosavljevic, Milos; Senior, J.M. (Optical Society of America (OSA), 2011-06)
      A new protocol design for 10G OFDMA-PONs is reported, demonstrating dynamic subcarrier allocation based on monitoring of each ONU's queuing status. 0.7 ms packet delay and 540 Mbps throughput were achieved for SLA0 ONUs.

    • Edge Security for SIP-enabled IoT Devices with P4 

      Febro, Aldo; Xiao, Hannan; Spring, William Joseph; Christianson, Bruce (2022-02-11)
      The exponential growth of IoT devices poses security concerns, in part because they provide a fertile breeding ground for botnets. For example, the Mirai botnet infected almost 65,000 devices in its first 20 hours. With ...

    • Editorial 

      Sarro, Federica; Hall, Tracy; Baddoo, Nathan; Buckley, Jim; English, Michael; Counsell, Steve; Noll, John; Rainer, Austen; Jan-Stol, Klaas; O'Connor, Dara; Power, Norah; Bowes, David; Abrahao, Silvia; Fontana, Francesca Arcelli; Avgeriou, Paris; Ali, Nour; Babar, M. Ali; Baldassarre, Maria Teresa; Biffl, Stefan; Brereton, O. Pearl; Budgen, David; Çaglayan, Bora; Cain, James; Caivano, Danilo; Capiluppi, Andrea; Carver, Jeffrey; Charters, Stuart; Ciolkowski, Marcus; Clear, Tony; Cruzes, Daniela S.; Daneva, Maya; Dieste, Oscar; Dybå, Tore; Falessi, Davide; Ferrucci, Filomena; Franch, Xavier; Galster, Matthias; Gatrell, Matt; Genero, Marcela; Graziotin, Daniel; Harrison, Rachel; Herold, Sebastian; Höst, Martin; Ikram, Naveed; Keung, Jacky; Krinke, Jens; Kuhrmann, Marco; Licorish, Sherlock; Madeyski, Lech; Mendes, Emilia; Méndez Fernández, Daniel; Menzies, Tim; Morasca, Sandro; Müller, Matthias; Münch, Jürgen; Nagappan, Nachiappan; Niazi, Mahmood; Penzenstadler, Birgit; Pfahl, Dietmar; Pfahl, Dietmar; Prechelt, Lutz; Radlinski, Lukasz; Ralph, Paul; Rodríguez, Daniel; Scanniello, Giuseppe; Sharp, Helen; Shepperd, Martin; Da Silva, Fabio Q B; Sjøberg, Dag I K; Solari, Martin; Staples, Mark; Stol, Klaas Jan; Svahnberg, Mikael; Torchiano, Marco; Travassos, Guilherme; Visaggio, Giuseppe; Wagner, Stefan; Winkler, Dietmar; Wnuk, Krzysztof; Wnuk, Krzysztof; Wood, Murray; Yamashita, Aiko; Zhang, He; França, Breno; Martínez-Fernández, Silverio; Meshesha, Fitsum; Mindermann, Kai; Niedermayr, Rainer; Oyetoyan, Tosin Daniel; Ribeiro, Talita; Stade, Melanie; Zahedi, Mansooreh; Zanoni, Marco (ACM Press, 2016-06-01)

    • Editorial: Explanation in human-AI systems 

      Angelopoulou, Anastasia; Kapetanios, Epaminondas; Smith, David Harris; Steuber, Volker; Woll, Bencie; Zeller, Frauke (2022-10-26)

    • Editorial: Sensorimotor Foundations of Social Cognition 

      Engel, Andreas K.; Verschure, Paul F. M. J.; Kragic, Danica; Polani, Daniel; Effenberg, Alfred O.; König, Peter (2022-07-08)

    • EED: Energy Efficient Disk drive architecture 

      Deng, Y.H.; Wang, F.; Helian, Na (2008)
      Energy efficiency has become one of the most important challenges in designing future computing systems, and the storage system is one of the largest energy consumers within them. This paper proposes an Energy Efficient ...

    • EEG microstates: Functional significance and short-term test-retest reliability 

      Antonova, Elena; Holding, Martin; Suen, Ho Chak; Sumich, Alex; Maex, Reinoud; Nehaniv, Chrystopher (2022-06-02)
      EEG microstates, reflecting discrete topographical organization of the EEG signal power, may have clinical relevance; however, their functional significance and test-retest reliability remain unclear. To investigate the ...

    • EEG Spectral Feature Modulations Associated with Fatigue in Robot-Mediated Upper Limb Gross and Fine Motor Interactions 

      Dissanayake, Udeshika; Steuber, Volker; Amirabdollahian, Farshid (2022-01-20)
      This paper investigates the EEG spectral feature modulations associated with fatigue induced by robot-mediated upper limb gross and fine motor interactions. Twenty healthy participants were randomly assigned to perform a ...

    • EETAS: A Process for Examining Ethical Trade-Offs in Autonomous Systems 

      Menon, Catherine; Carta, Silvio; Foerster, Frank (Science and Technology Publications, 2022-11-09)
      Public-facing autonomous systems present society with significant ethical challenges, not least of which is the need for stakeholder understanding and discussion of how these systems balance competing ethical principles. ...

    • The effect of alterations of schizophrenia-associated genes on gamma band auditory steadystate responses 

      Metzner, Christoph; Karni, Gili; McMahon-Cole, Hana; Mäki-Marttunen, Tuomo; Steuber, Volker (2019-11-14)
      Recent GWAS have identified more than 100 risk genes for schizophrenia (SCZ) [1]. Many of these encode ion channels. While their function has been well characterized, the contributions of common variation in these channels ...

    • The effect of alterations of schizophrenia-associated genes on gamma band oscillations 

      Metzner, Christoph; Mäki-Marttunen, Tuomo; Karni, Gili; McMahon-Cole, Hana; Steuber, Volker (2022-04-28)
      Abnormalities in the synchronized oscillatory activity of neurons in general and, specifically in the gamma band, might play a crucial role in the pathophysiology of schizophrenia. While these changes in oscillatory activity ...

    • The Effect of Different Forms of Synaptic Plasticity on Pattern Recognition in the Cerebellar Cortex 

      de Sousa, G.; Adams, R.G.; Davey, N.; Maex, R.; Steuber, Volker (2009)
      Many cerebellar learning theories assume that long-term depression (LTD) of synapses between parallel fibres (PFs) and Purkinje cells (PCs) provides the basis for pattern recognition in the cerebellum. Previous work has ...

    • The effect of different types of synaptic plasticity on the performance of associative memory networks with excitatory and inhibitory sub-populations 

      Metaxas, A.; Maex, R.; Steuber, Volker; Adams, R.; Davey, N. (Springer Nature, 2012)
      In real neuronal networks it is known that neurons are either excitatory or inhibitory. However, it is not known whether all synapses within the subpopulations are plastic. It is interesting to investigate the implications ...

    • The Effect of Noise on the Emergence of Continuous Norms and its Evolutionary Dynamics 

      Anagnou, Stavros; Polani, Daniel; Salge, Christoph (MIT Press, 2023-07-28)
      We examine the effect of noise on societies of agents using an agent based model of evolutionary norm emergence. Generally we see that noisy societies are more selfish, smaller and discontent, with noisy societies caught ...

    • The effect of non-specific LTD on pattern recognition in cerebellar Purkinje cells 

      Safaryan, Karen; Maex, Reinoud; Adams, R.G.; Davey, N.; Steuber, Volker (2010)
      Poster presented at CNS 2010

    • The effective calcium/calmodulin concentration determines the sensitivity of CaMKII to the frequency of calcium oscillations 

      Pinto, T.M.; Schilstra, M.; Steuber, Volker (2012)
      Calcium/calmodulin-dependent protein kinase II (CaMKII) is involved in the induction of many forms of synaptic plasticity in the brain. Experimental and computational studies have shown that CaMKII is sensitive to the ...

    • Effective handling of nonlinear distortions in CO-OFDM using affinity propagation clustering 

      Wei, Jinlong; Giacoumidis, Elias; Zhou, Ji; Jarajreh, Mutsam A.; Li, Shi; Aldaya, Ivan; Lu, Yandong; Tsokanos, Athanasios; Richter, Andre (2022-04-22)
      We experimentally demonstrate a system-agnostic and training-data-free nonlinearity compensator, using affinity propagation (AP) clustering in single- and multi-channel coherent optical OFDM (CO-OFDM) for up to 3200 km ...

    • The effectiveness of using a robotics class to foster collaboration among groups of children with autism in an exploratory study 

      Wainer, J.; Ferrari, E.; Dautenhahn, K.; Robins, B. (2010)
      This article describes an exploratory study involving the design of an after-school robotics class for groups of children at the higher-functioning end of the autistic spectrum. The aim of the study was to foster collaboration ...