Now showing items 79-98 of 117

  • A query-based SMS translation in information access system 

    Adesina, Ademola Olusola; Agbele, Kehinde K.; Azeez, Nureni A.; Abidoye, Ademola P. (Blue Eyes Intelligence Engineering & Sciences Publication Pvt. Ltd., 2011)
    Mobile technology has contributed to the evolution of several media of communication such as chats, emails and short message service (SMS) text. This has significantly influenced the traditional standard way of expressing ...
  • Real-time gesture recognition using eigenvectors 

    Segers, Vaughn; Connan, James (2009)
    This paper discusses an implementation for gesture recognition using eigenvectors under controlled conditions. This application of eigenvector recognition is trained on a set of defined hand images. Training images are ...
  • Reflection on three years of rural wireless Internet Protocol communication 

    Tucker, William David; Blake, Edwin H.; Marsden, Gary; Pearson, Murray; Westerveld, Rudi (Telkom, 2007)
    This paper reports on three years of research and fieldwork with a rural wireless Internet Protocol communication project. We built a long-range WiFi network and custom communication software to support a rural telehealth ...
  • Relevant computing curricula in Sub-Saharan Africa 

    Rai, Idris; Rodrigues, Anthony; Venter, Isabella M.; Mills, Godfrey; Suleman, Hussein; Edumadze, John (2011)
    The principle objective of this research was to establish what computing curricula are required for the Sub-Saharan Africa region. Input from academics, businessmen and the analyses of curricula from several African ...
  • Reliable communication across ad hoc networks 

    Daniels, Francois; Tucker, William David (Telkom, 2008)
    This paper presents a fully decentralised peer-topeer voice communication tool intended for use across mobile ad hoc networks (MANET) by distributed groups who desired collaboration. We examined the synergy between MANETs ...
  • The role of Outcome Mapping in developing a rural telemedicine system 

    Tucker, William David; Blake, Edwin H. (International Information Management Corporation, 2008)
    We describe the use of Outcome Mapping to guide the design of a rural telemedicine consultation system in South Africa. While Outcome Mapping was not primarily intended to guide design, we show that it tied in well with a ...
  • Rural Wireless Mesh Network Analysis on Mobile Devices 

    Tiemeni, Ghislaine Livie Ngangom; Venter, Isabella; Tucker, William David (Telkom SA, 2014)
    The aim of this research effort is to build an efficient and accurate mobile traffic generator based on open source computer-based traffic generator software. A high performance mobile traffic generator would make the ...
  • Secure contactless smart card transactions on mobile devices 

    Poroye, Adeola; Tucker, William David; Norman, Michael (Telkom, 2009)
    This paper presents work in progress to explore the utility of Near Field Communication technology to secure mobile financial services. The objective is to evaluate the potential of this approach as an upcoming technology ...
  • Security of a Mesh Potato Network in Ad Hoc Mode 

    Mauwa, H.; Tucker, William David (Telkom, 2013)
    Wireless Mesh Networks can provide low cost and reliable community-owned connectivity in developing rural areas. A rural community can use mesh networks to access a wide range of modern information and communication ...
  • SignSupport: a limited communication domain mobile aid for a Deaf patient at the pharmacy 

    Motlhabi, Michael B.; Glaser, Meryl; Tucker, William David (Telkom, 2013)
    This paper discusses a prototype for a communication aid on a mobile phone to support a Deaf1 person visiting a public hospital pharmacy. The aim is to prevent problems of non-compliance to treatment due to poor communication ...
  • SIP presence location service 

    Wu, Wilson; Radovanovic, Aleksandar; Tucker, William David (Telkom, 2005)
    This paper presents an innovative use of the Session Initiation Protocol (SIP) for the subscription and notification of geographic information in order to provide a privacy concerned location-based service. SIP is a signaling ...
  • Situation-aware routing based on link quality for static mesh networks with mobile nodes 

    Kobo, Hlabishi Isaac; Tucker, William David; Liu, Xiao Ming (Telkom, 2011)
    Situation-aware routing seeks to improve quality of service on hybrid wireless mesh networks by making routing decisions based on the current situation of the network. BATMAN-adv is a mesh routing protocol that counts ...
  • Situation-aware routing for wireless mesh networks with mobile nodes 

    Kobo, Hlabishi Isaac; Tucker, William David (IIMC International Information Management Corporation, 2012)
    This paper describes a situation-aware algorithm based on the current situation of a mesh network with mobile nodes that improves quality of service. After running laboratory performance tests, we concluded that a ...
  • Socially aware software engineering for the developing world 

    Blake, Edwin H.; Tucker, William David (IIMC International Information Management Corporation, 2006)
    While the social effects of Information Technology (IT) have received much attention there is very little work on targeted methodologies to develop IT applications and content in a developing world environment. This paper ...
  • Socio-economic aspects of voice-over-IP technology in rural SA 

    Roro, Zukile; Rey-Moreno, Carlos; Tucker, William David; Siya, Masbulele Jay (Telkom, 2012)
    This paper describes work in progress towards developing a business case and preliminary design for an 802.11-based mesh network in the remote rural community of Mankosi in the Eastern Cape province of South Africa. Aside ...
  • SoftBridge in action: the first Deaf telephony pilot 

    Tucker, William David; Glaser, Meryl; Lewis, John (Telkom, 2003)
    Following on several partial prototypes, we built an automated Deaf Telephony bridging application with the SoftBridge platform. The SoftBridge performs multi-modal bridging in real-time using Text-to-Speech (TTS) and ...
  • A Softbridge with carrier grade reliability using JAIN SLEE 

    Sun, Tao; Tucker, William David (Telkom, 2004)
    We have built a SoftBridge prototype within a JAIN (Java APIs for the Integrated Network) SLEE (Service Logic Execution Environment). A SoftBridge is a semi-synchronous multimodal IP (Internet Protocol) -based communication ...
  • SoftBridge: a multimodal instant messaging bridging system 

    Lewis, John; Tucker, William David; Blake, Edwin H. (Telkom, 2003)
    Instant Messaging is traditionally a text only a air. However, there are instances when it would be useful to bridge to other types of media, like speech. The SoftBridge is an application framework that enables this kind ...
  • SoftBridge: an architecture for building IP-based bridges over the digital divide 

    Lewis, John; Tucker, William David; Blake, Edwin H. (Telkom, 2002)
    Users and computing equipment have varying capabilities that include the abilities to exchange text and audio, engage in high bandwidth communication, etc. As the technological options increase, e ective communication ...
  • State-of-the-art review on relevance of genetic algorithm to internet web search 

    Agbele, Kehinde K.; Adesina, Ademola Olusola; Ekong, Daniel; Ayangekun, Oluwafemi (Hindawi Publishing Corporation, 2012)
    People use search engines to find information they desire with the aim that their information needs will be met. Information retrieval (IR) is a field that is concerned primarily with the searching and retrieving of ...