Now showing items 41-60 of 132

  • Fast tracking students from disadvantaged backgrounds into main stream Computer Science 

    Blignaut, Renette; Venter, Isabella M.; Cranfield, D.J. (Computer Society of South Africa, 2000)
    A computer-based training (CBT) system was used to teach Computer Literacy to full-time students at the University of the Western Cape. This approach was successful in creating computer literate students as well as creating ...
  • FHMIPv6-based handover for wireless mesh networks 

    Chitedze, Zimani; Tucker, William David (Telkom, 2012)
    This paper shows that mobility management protocols for infrastructure Internet may be used in a wireless mesh network environment. Mesh topology tends to be an unplanned graph and routes change dynamically and in this ...
  • Floor control arbitration for a hybrid voice/text web-board 

    Benjamin, Anita; Tucker, William David (Telkom, 2003)
    We have built a hybrid voice/text web–board that utilizes floor control for handling resources such as microphone and interface events. The aim of this research is to determine the most appropriate floor control mechanism ...
  • A framework and toolkit for the collection and analysis of QoS statistics for voice traffic in Next Generation Networks 

    Paulse, Tania M.; Tucker, William David (Telkom, 2000)
    The multi-service, multi-architecture nature of NGNs is so complex that the management of services, in addition to networks, emerges as a research challenge. Despite QoS limitations, VoIP (as opposed to VoATM), dominates ...
  • A framework and toolkit for the collection and analysis of QoS statistics for voice traffic in Next Generation Networks 

    Paulse, Tania M. (Telkom, 2000)
    The multi-service, multi-architecture nature of NGNs is so complex that the management of services, in addition to networks, emerges as a research challenge. Despite QoS limitations, VoIP (as opposed to VoATM), dominates ...
  • Gender and participation: critical reflection on Zenzeleni Networks in Mankosi, South Africa 

    Hussen, Tigist Shewarega; Bidwell, Nicola J.; Rey-Moreno, Carlos; Tucker, William David (ACM, 2016-11-25)
    This paper unveils the complexity of gender dynamics by reflecting on lessons learned in Zenzeleni Networks and provides a different perspective to notions of “participation” by asking “who participates and how?” The paper ...
  • Generalization of tooltips: An assistive technology extension 

    Adams, Saira-Banu; Tucker, William David; Venter, Isabella M. (Springer, 2017)
    Software applications use tooltips to assist users to improve their understanding of icons. When hovering over an icon with the cursor, a short text description of the icon appears. Text-based tooltips are helpful for users ...
  • Government facilitated access to ICTs: adoption, use and impact on the well-being of indigent South Africans 

    Kassongo, Francois; Tucker, William David; Pather, Shaun (IIMC International Information Management Corporation, 2018)
    This paper presents preliminary results of an assessment of the impact of a government facilitated ICT access programme on the well-being of poor citizens. It examines South African government efforts in the application ...
  • Grafting an ATM network onto an existing ethernet network 

    Tucker, William David; Keats, Derek (Telkom, 1998)
    Grafting an ATM network onto an existing Ethernet network is a non-trivial exercise in network configuration. The process of mating ATM technology to an Ethernet network without tampering the underlying backbone and network ...
  • Granny gets smarter but junior hardly notices 

    Blignaut, Renette; Venter, Isabella Margarethe; Renaud, Karen (College of Communication and Information, 2016)
    To ensure that university computing students are sensitized to the needs of diverse user groups, a course project was designed to allow students to get a realistic understanding of the needs and abilities of the older ...
  • Guaranteed delivery of semi-synchronous IP-based communication 

    Julius, Elroy P.; Tucker, William David (Telkom, 2005)
    This paper presents an empirical solution for guaranteeing the delivery of synchronous and asynchronous messages within a semi-synchronous IPbased communication domain. The communication infrastructure that is needed between ...
  • Guaranteed delivery of semi-synchronous IP-based communication 

    Julius, Elroy P.; Tucker, William David (Telkom, 2004)
    This research aims to find an empirical solution for guaranteeing the delivery of synchronous and asynchronous messages within a semi-synchronous IP-based communication domain. The communication infrastructure that is ...
  • Handheld fast-track feedback instant messaging 

    Adesemowo, A. Kayode; Tucker, William David (Telkom, 2003)
    As mobile devices and networks become more data-centric, text messaging requires an extension of co-presence capabilities for better interactive discussion between input/output handicapped handheld users and their free ...
  • ICT and information security perspectives in E-Health Systems 

    Agbele, Kehinde K.; Nyongesa, Henry O.; Adesina, Ademola Olusola (Medwell Journals, 2010)
    This study examines issues pertinent to the rapidly evolving use of information as a currency of modern economies. Access to information has important benefits that can be achieved in many areas including, social-economic ...
  • ICT4D and Local Access 

    Tucker, William David; Westerveld, Rudi (John Wiley & Sons, 2015)
    Local access in the context of regions in the global South continues to undergo transformation due to the growing ubiquity of mobile connectivity and the recent appearance of what have been termed “inverse” telecommunication ...
  • The impact of ICT Investments on human development: a regression splines analysis 

    Bankole, Felix Olu; Osei-Bryson, Kweku-Muata; Brown, Irwin (Taylor & Francis, 2013)
    Despite the worldwide growth in investments in information and communication technology (JCT), few studies have investigated the complex interactions between components of JCT investments and different dimensions of human ...
  • Improved Hand-Tracking Framework with a Recovery Mechanism 

    Achmed, Imran; Venter, Isabella M.; Eisert, Peter (Telkom, 2013)
    Abstract−Hand-tracking is fundamental to translating sign language to a spoken language. Accurate and reliable sign language translation depends on effective and accurate hand-tracking. This paper proposes an improved ...
  • Improving usability and correctness of a mobile tool to help a Deaf person with pharmaceutical instruction 

    Motlhabi, Michael B.; Tucker, William David; Parker, Mariam B.; Glaser, Meryl (ACM, 2013)
    The computing for development community knows how to build user interfaces using qualitative methods for text il- literate users, especially on mobile devices. However, lit- tle work has been done speci cally targeting ...
  • An in-depth study of the ICT ecosystem in a South African rural community: unveiling expenditure and communication patterns 

    Rey-Moreno, Carlos; Blignaut, Renette; May, Julian; Tucker, William David (Routledge, 2016)
    There is no doubt of the contributions made by mobile phones and mobile network operators in increasing access to communications in rural areas of developing countries. Yet how affordable is this ubiquitous access in such ...
  • Information protection in video relay services 

    Henney, Andre J.; Tucker, William David (ACM, 2013)
    This work in progress paper reports on initial research into the protection of information of the individuals that make use of video relay services. Our research team has developed an application called SignSupport, to aid ...