University of the Western Cape

Displaying 1-16 of 16 results

  • White Papers // Mar 2014

    An Unsupervised Parallel Genetic Cluster Algorithm for Graphics Processing Units

    During times of stock market turbulence, monitoring the intraday clustering behavior of financial instruments allows one to better understand market characteristics and systemic risks. While genetic algorithms provide a versatile methodology for identifying such clusters, serial implementations are computationally intensive and can take a long time to converge to the...

    Provided By University of the Western Cape

  • White Papers // Aug 2012

    A Soft and Hard Systems Approach to Business Process Management

    Globalization is placing pressure on firms to gain competitive advantages. As products become commoditized firms try to improve business process. As firms become agile it is important they become agile quicker than other firms. More sooner have firms improved processes and gained efficiencies so have other firms. Firms are in...

    Provided By University of the Western Cape

  • White Papers // May 2012

    E-learning and M-learning: Africa's Search for a Suitable Concept in the Era of Cloud Computing?

    This paper is an exploration of the conceptual confusion between E-learning and M-learning particularly in Africa. Section I provides a background to the development of E-learning and M-learning. Section II focuses on the conceptual analysis as it applies to Africa. It is with an investigative and expansive mind that this...

    Provided By University of the Western Cape

  • White Papers // Aug 2011

    Mobile Vertical Handover Between Wireless LAN and Wireless Mesh Network

    This paper addresses mobility management issues in an environment with both wireless LAN and wireless mesh networks. The authors first examine wireless mesh network client side transparency within mesh mobility management protocols and then look at standard mobility management protocols. The client side transparency scheme enables mobile nodes to support...

    Provided By University of the Western Cape

  • White Papers // Jan 2011

    Haar Features for FACS AU Recognition

    The authors examined the effectiveness of using Haar features and the Adaboost boosting algorithm for FACS Action Unit (AU) recognition. They evaluated both recognition accuracy and processing time of this new approach compared to the state-of-the-art method of classifying Gabor responses with support vector machines. Empirical results on the Cohn-Kanade...

    Provided By University of the Western Cape

  • White Papers // Aug 2010

    Wireless Mesh Network and General Packet Radio Service Interworking

    This paper reports work in progress on interworking between wireless mesh network and general packet radio service. Since there is no solid mobility management in WMN environment, mobility protocols for wired networks are used as guidelines. These mobility protocols are studied and compared in a network simulator focusing on mobility...

    Provided By University of the Western Cape

  • White Papers // Jul 2010

    Internet Protocol-Based Push to Talk

    This paper discusses a way of offering voice instant messaging based on Internet Protocol using Session Initiation Protocol. The purpose of this investigation is to enhance the modern social communication amongst the people of South Africa who are already accustomed to text-based instant messaging. The proposed application aims to implement...

    Provided By University of the Western Cape

  • White Papers // Jul 2010

    MCD: An End-to-End Multicast Congestion Detection Scheme Using Support Vector Machines

    Congestion is one of the most important issues impeding the development and deployment of IP multicast and multicast application. In this paper, the authors propose MCD, an end-to-end multicast congestion detection scheme with support vector machines. They focus on using support vector machines to detect incipient congestion in an end-to-end...

    Provided By University of the Western Cape

  • White Papers // Jul 2010

    Browser-Based Sign Language Communication

    This paper describes the design and evaluation of two browser-based video communication prototypes that support sign language communication between Deaf people. The paper explores combinations of technologies, protocols and architectures with the hope to eventually provide a mobile video system that Deaf people would want to use enough to pay...

    Provided By University of the Western Cape

  • White Papers // Jul 2010

    Investigating the Intelligibility of Synthetic Sign Language Visualization Methods on Mobile Phones

    More than 300,000 South African deaf people, whose first and only language is South African Sign Language (SASL), face difficulty in communicating with hearing people on a daily basis, despite the pressing need to do so. The SASL project at the University of the Western Cape is in the process...

    Provided By University of the Western Cape

  • White Papers // Jun 2010

    Call Capacity for Voice Over Internet Protocol on Wireless Mesh Networks

    This paper describes work in progress on call capacity optimization for voice over Internet Protocol on wireless mesh networks. In a developing country such as South Africa, evidence has shown that rural inhabitants find it difficult to afford the voice services offered by cellular networks. Voice over Internet Protocol is...

    Provided By University of the Western Cape

  • White Papers // Jun 2010

    An Intuitive Billing System for a Tradition Wifi and Mesh WLAN Network

    South Africa "Dual economy" as acknowledged in the 2003 State of the Nation address, has persisted and is evident in the "Digital divide" with plethora of ICT4D projects. A number of ICT4D projects have not adequately noted the dynamics of the "Dual economy" in the rural areas where majority of...

    Provided By University of the Western Cape

  • White Papers // Jun 2010

    Quality of Service-Aware Routing for Static Mesh Networks With Mobile Nodes

    This paper describes work in progress to explore a quality of service based routing protocol suitable for a hybrid wireless mesh network. A hybrid network has both static and mobile wireless mesh routers. The combination of static and mobile routers can increase the reach and redundancy of an ad hoc...

    Provided By University of the Western Cape

  • White Papers // Jun 2010

    Rationalisation of Heterogeneous Rural Internet Protocol Networks to Achieve Sustainability

    Rural Internet Protocol networks are physically and logically like any other Internet Protocol network in urban areas. However, they face challenges regarding unreliable power, limited bandwidth and unqualified network support. Each factor results in lowering network availability. Related work indicates the importance of addressing these challenges as the key to...

    Provided By University of the Western Cape

  • White Papers // Aug 2009

    Secure Contactless Smart Card Transactions on Mobile Devices

    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 for mobile cash transactions. The paper argues that Near Field Communication technology offers a feasible solution...

    Provided By University of the Western Cape

  • White Papers // Jan 2009

    Informal Social Protection In Post-Apartheid Migrant Networks: Vulnerability, Social Networks And Reciprocal Exchange In The Eastern And Western Cape, South Africa

    This paper considers the dynamics of informal social protection in the context of chronic poverty and vulnerability in post-apartheid migrant networks. It argues that in poor and marginalised households in South Africa, the indirect impacts of social grants cannot be adequately understood by focusing simply on either individual or household...

    Provided By University of the Western Cape

  • White Papers // May 2012

    E-learning and M-learning: Africa's Search for a Suitable Concept in the Era of Cloud Computing?

    This paper is an exploration of the conceptual confusion between E-learning and M-learning particularly in Africa. Section I provides a background to the development of E-learning and M-learning. Section II focuses on the conceptual analysis as it applies to Africa. It is with an investigative and expansive mind that this...

    Provided By University of the Western Cape

  • White Papers // Jan 2011

    Haar Features for FACS AU Recognition

    The authors examined the effectiveness of using Haar features and the Adaboost boosting algorithm for FACS Action Unit (AU) recognition. They evaluated both recognition accuracy and processing time of this new approach compared to the state-of-the-art method of classifying Gabor responses with support vector machines. Empirical results on the Cohn-Kanade...

    Provided By University of the Western Cape

  • White Papers // Jan 2009

    Informal Social Protection In Post-Apartheid Migrant Networks: Vulnerability, Social Networks And Reciprocal Exchange In The Eastern And Western Cape, South Africa

    This paper considers the dynamics of informal social protection in the context of chronic poverty and vulnerability in post-apartheid migrant networks. It argues that in poor and marginalised households in South Africa, the indirect impacts of social grants cannot be adequately understood by focusing simply on either individual or household...

    Provided By University of the Western Cape

  • White Papers // Aug 2009

    Secure Contactless Smart Card Transactions on Mobile Devices

    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 for mobile cash transactions. The paper argues that Near Field Communication technology offers a feasible solution...

    Provided By University of the Western Cape

  • White Papers // Jun 2010

    Call Capacity for Voice Over Internet Protocol on Wireless Mesh Networks

    This paper describes work in progress on call capacity optimization for voice over Internet Protocol on wireless mesh networks. In a developing country such as South Africa, evidence has shown that rural inhabitants find it difficult to afford the voice services offered by cellular networks. Voice over Internet Protocol is...

    Provided By University of the Western Cape

  • White Papers // Jun 2010

    An Intuitive Billing System for a Tradition Wifi and Mesh WLAN Network

    South Africa "Dual economy" as acknowledged in the 2003 State of the Nation address, has persisted and is evident in the "Digital divide" with plethora of ICT4D projects. A number of ICT4D projects have not adequately noted the dynamics of the "Dual economy" in the rural areas where majority of...

    Provided By University of the Western Cape

  • White Papers // Jun 2010

    Quality of Service-Aware Routing for Static Mesh Networks With Mobile Nodes

    This paper describes work in progress to explore a quality of service based routing protocol suitable for a hybrid wireless mesh network. A hybrid network has both static and mobile wireless mesh routers. The combination of static and mobile routers can increase the reach and redundancy of an ad hoc...

    Provided By University of the Western Cape

  • White Papers // Jun 2010

    Rationalisation of Heterogeneous Rural Internet Protocol Networks to Achieve Sustainability

    Rural Internet Protocol networks are physically and logically like any other Internet Protocol network in urban areas. However, they face challenges regarding unreliable power, limited bandwidth and unqualified network support. Each factor results in lowering network availability. Related work indicates the importance of addressing these challenges as the key to...

    Provided By University of the Western Cape

  • White Papers // Aug 2010

    Wireless Mesh Network and General Packet Radio Service Interworking

    This paper reports work in progress on interworking between wireless mesh network and general packet radio service. Since there is no solid mobility management in WMN environment, mobility protocols for wired networks are used as guidelines. These mobility protocols are studied and compared in a network simulator focusing on mobility...

    Provided By University of the Western Cape

  • White Papers // Aug 2011

    Mobile Vertical Handover Between Wireless LAN and Wireless Mesh Network

    This paper addresses mobility management issues in an environment with both wireless LAN and wireless mesh networks. The authors first examine wireless mesh network client side transparency within mesh mobility management protocols and then look at standard mobility management protocols. The client side transparency scheme enables mobile nodes to support...

    Provided By University of the Western Cape

  • White Papers // Jul 2010

    Browser-Based Sign Language Communication

    This paper describes the design and evaluation of two browser-based video communication prototypes that support sign language communication between Deaf people. The paper explores combinations of technologies, protocols and architectures with the hope to eventually provide a mobile video system that Deaf people would want to use enough to pay...

    Provided By University of the Western Cape

  • White Papers // Jul 2010

    MCD: An End-to-End Multicast Congestion Detection Scheme Using Support Vector Machines

    Congestion is one of the most important issues impeding the development and deployment of IP multicast and multicast application. In this paper, the authors propose MCD, an end-to-end multicast congestion detection scheme with support vector machines. They focus on using support vector machines to detect incipient congestion in an end-to-end...

    Provided By University of the Western Cape

  • White Papers // Jul 2010

    Internet Protocol-Based Push to Talk

    This paper discusses a way of offering voice instant messaging based on Internet Protocol using Session Initiation Protocol. The purpose of this investigation is to enhance the modern social communication amongst the people of South Africa who are already accustomed to text-based instant messaging. The proposed application aims to implement...

    Provided By University of the Western Cape

  • White Papers // Jul 2010

    Investigating the Intelligibility of Synthetic Sign Language Visualization Methods on Mobile Phones

    More than 300,000 South African deaf people, whose first and only language is South African Sign Language (SASL), face difficulty in communicating with hearing people on a daily basis, despite the pressing need to do so. The SASL project at the University of the Western Cape is in the process...

    Provided By University of the Western Cape

  • White Papers // Aug 2012

    A Soft and Hard Systems Approach to Business Process Management

    Globalization is placing pressure on firms to gain competitive advantages. As products become commoditized firms try to improve business process. As firms become agile it is important they become agile quicker than other firms. More sooner have firms improved processes and gained efficiencies so have other firms. Firms are in...

    Provided By University of the Western Cape

  • White Papers // Mar 2014

    An Unsupervised Parallel Genetic Cluster Algorithm for Graphics Processing Units

    During times of stock market turbulence, monitoring the intraday clustering behavior of financial instruments allows one to better understand market characteristics and systemic risks. While genetic algorithms provide a versatile methodology for identifying such clusters, serial implementations are computationally intensive and can take a long time to converge to the...

    Provided By University of the Western Cape