Now showing items 68-84 of 84

    • The semi-automated creation of stratified speech corpora 

      Van Heerden, Carel; Barnard, Etienne; Davel, Marelie H. (Pattern recognition association of South Africa (PRASA), 2013)
      Smartphones provide an efficient means for the collection of speech data; however, the quality of the corpora created in this fashion is not predictable. We describe an approach that allows us to post-process and rank ...
    • Spending Patterns Of Food Insecure Households In A Low Income Neighborhood In South Africa 

      Grobler, Wynand C.J. (World Business Institute, 2013)
      Food security can be defined as a state in which all people in a household at all times have both physical and economic access to sufficient food to meet their dietary needs for a productive and healthy life. Household ...
    • Spoken language identification system adaptation in under-resourced environments 

      Kleynhans, Neil; Barnard, Etienne (Pattern recognition association of South Africa (PRASA), 2013)
      Speech technologies have matured over the past few decades and have made significant impacts in a variety of fields, from assistive technologies to personal assistants. However, speech system development is a resource ...
    • A target Approximation Intonation Model for Yorùbá TTS 

      van Niekerk, Daniël R.; Barnard, Etienne (ISCA, 2014)
      A complete intonation model based on quantitative target approximation is described for Yorùbá text-to-speech (TTS) synthesis. This model is evaluated analytically and perceptually and compared to a fundamental frequency ...
    • To scratch or not to scratch – a reflection 

      Zeeman, Malie (Academic Conferences and Publishing International Limited, 2013)
      This paper investigates the extent to which the Scratch programming language has been accepted as an electronic teaching tool among teachers in South Africa. Information Technology (IT) was identified as a scarce skill in ...
    • Tone realisation in a Yorùbá speech recognition corpus 

      Van Niekerk, Daniël R.; Barnard, Etienne (SLTU, 2012)
      We investigate the acoustic realisation of tone in short continuous utterances in Yorùbá. Fundamental frequency (F0) contours are extracted for automatically aligned syllables from a speech corpus of 33 speakers collected ...
    • Towards lecture transcription in resource-scarce environments 

      De Villiers, Pieter; Jooste, Petri; Van Heerden, Carel J.; Barnard, Etienne (Pattern recognition association of South Africa (PRASA), 2012)
      We present progress towards automated Lecture Transcription (LT) in resource scarce environments. Our development has focused on the transcription of lectures in Afrikaans from two faculties at North-West University. A ...
    • Understanding work integrated learning in ICT: a systems perspective 

      Harmse, Anneke; Goede, Roelien (WASET, 2013)
      Information and communication technology (ICT) is essential to the operation of business, and create many employment opportunities. High volumes of students graduate in ICT however students struggle to find job placement. ...
    • Using Critical Systems thinking to Improve Student Performance in Networking 

      Albertus G. Joubert; Roelien Goede (WASET, 2012)
      This paper explores how Critical Systems Thinking and Action Research can be used to improve student performance in Networking. When describing a system from a systems thinking perspective, the following aspects can be ...
    • Validating smartphone-collected speech corpora 

      Van Heerden, Carel J.; Barnard, Etienne; Davel, Marelie H. (SLTU, 2012)
      We investigate the effectiveness with which the accuracy of a prompted speech corpus can be validated when minimal additional speech resources are available, and specifically when a language model in the target language ...
    • Valuing the impact of pollution on the poor: the case of Bophelong 

      Grobler, W.C.J. (The Global Business and Technology Association, 2013)
      This paper reports on a comparative study of poverty and the social cost of pollution among poor households in Bophelong. The level of poverty was measured and compared with the cost of pollution as revealed by citizens ...
    • Verification of Academic credentials for recruitment: a municipal response to the breaches of integrity 

      Mariga, M.; Motsitsi, C.B.; Lekonyane, C.B. (SAAPAM, 2014)
      The paper evaluates the local government processes developed for ensuring the authenticity of educational credentials in the Sedibeng District Municipality. Verification of academic credentials forms part of the internal ...
    • A voice service for user feedback on school meals 

      Aditi Sharma, Grover; Calteaux, Caren; Barnard, Etienne; Van Huyssteen, Gerhard (ACM, 2012)
      Research using voice-based services as a technology platform for providing information access and services within developing world regions has shown much promise. The results for design and deployment of such voice-based ...
    • WhatsApp with BlackBerry; can messengers be MXit? A philosophical approach to evaluate social networking sites 

      I. Smit; R. Goede (Cape Peninsula University of Technology, 2012)
      In an Information Technology course, learners are confronted with learning about technology; programming, other technical subjects and some mathematics and statistics. Although learners can struggle with the logical thinking ...
    • Why use communication training as enterprise-wide project risk mitigation tool? 

      Pretorius, Hedré; Zaaiman, Hermien (IEEE, 2013)
      Complex enterprise-wide projects often fail even when formal project management methods are followed. Project management processes and methodologies are well defined and described in academic and business literature. There ...
    • Why using a design and creation strategy to translate a paper-based form into an e-registration web form using HCI Principles Falls within the context of design science 

      Terblanche, Juanita T.; Kroeze, Jan H.; Gilliland, Sonja (IBIMA, 2013)
      This paper is derived from a completed Master’s study where the objective of the research was to design an electronic registration (e-registration) web form prototype (translated from its paper-based registration form) by ...
    • Widening students’ perspective: empowering them with systems methodologies 

      Joubert, Albertus G.; Goede, Roelien (WASET, 2013)
      Benefits to the organisation are just as important as technical ability when it comes to software success. The challenge is to provide industry with professionals who understand this. In other words: How to teach computer ...