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Browsing 2001 National Research and Development Conference by Issue Date

Browsing 2001 National Research and Development Conference by Issue Date

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  • The development of a user classification model for a multi-cultural society 
    Streicher, M Wesson, JL Calitz, A (2001)
    During the last ten years, a number of computerised testing systems have been developed without considering the users' level of computer proficiency. Students at the University of Port Elizabeth come from a diverse background, ...
  • Finite-state computational morphology - treatment of the Zulu noun 
    Pretorius, L Bosch, SE (2001)
    Morphological analysis is a basic enabling application for further kinds of natural lan guage processing, including part-of-speech tagging, parsing, translation and other high-level applications. Automated morphological ...
  • Introductory IT at a tertiary level - is ICDL the answer? 
    Dixie, CH Wesson, JL (2001)
    Research is underway at the University of Port Elizabeth (UPE) to establish a framework for introductory IT courses to match the needs of future graduates of diverse programmes from the Faculties of Arts, Building Sciences, ...
  • Managing the operational implications of Information Systems 
    Potgieter, BC (2001)
    Computer scientists and information technologists are morally obliged to study the social impact of their technologies. They must also consider the results of the non-positivistic · approaches that are generally avoided ...
  • Information security development trends 
    Von Solms, E Eloff, JHP (2001)
    Information is a very valuable resource and must be protected against harmful attacks from inside as well as outside the organization. As a resource, information is the lifeline of many organizations and is therefore vital ...
  • The effect of colour, luminance, contrast, icons, forgiveness and closure on ATM interface efficiency 
    Stander, A Van Zee, P Wang, Y-J (2001)
    Automatic teller machines (ATM) are an intermediate stage in the progression of banking technology. This intermediate stage is expected to remain until user perceptions of electronic banking have improved. ATM transaction ...
  • Creating high performance IS teams 
    Smith, DC Becker, M Burns-Howell, J Kyriakides, J (2001)
    The use of teams within organisations is becoming more prevalent as teams have been identified as an efficient work unit of human capital. This research identified 17 team effectiveness characteristics and, using a sample ...
  • Effectively exploiting server log information for large scale web sites 
    Wong, B Marsden, G (2001)
    With the continuing growth of the Internet, an increasing number of organisations are incorporating the Web into their business activities. The appeal of a site to users in terms of both attractiveness and usability ...
  • Lessons learnt from an action research project running groupwork activities on the Internet: lecturers' experiences 
    Thomas, TA Brown, S (2001)
    Group activities are important for students in order to develop the skills they will need for working with other people when they get into industry. The Internet offers an exciting environment for students to practise these ...
  • A pattern architecture: using patterns to define an overall systems architecture 
    Van Zyl, J Walker, AJ (2001)
    The notion of patterns has been used in many different disciplines, and the software industry is no exception. There are many books written, academic research done and practical examples available of where patterns have ...
  • The specification of a multi-level marketing business 
    Van der Poll, JA Kotze, P (2001)
    A formal specification of a multi-level marketing (MLM} business is presented. Specifying a MLM business boils down to specifying properties of and operations on mathematical forests and trees. The usefulness of the ...
  • Combining context provisions with graph grammar rewriting rules - the three-dimensional case 
    Barnard, A Ehlers, EM (2001)
    In this paper we consider the representation and generation of three-dimensional structures by means of formal descriptive methods. Graph and graph grammar theory present us with a powerful two-dimensional representational ...
  • Knowledge management: do we do what we preach? 
    Handzic, M Van Toorn, C Parkin, P (2001)
    The aim of the case study reported in this paper was to provide a cultural audit of a university school as a typical knowledge-based organisation. The subjects were 24 academic staff members who participated in the study ...
  • An access control architecture for XML documents in workflow environments 
    Botha, R Eloff, J (2001)
    The eXtensible Markup Language {XML) are being upheld as having the potential to change the way business is conducted. This will be effected by changing the way in which information is shared. However, with the sharing of ...
  • Finding adjacencies in non-overlapping polygons 
    Adler, J Christelis, GD Deneys, JA Konidaris, GD Lewis, G Lipson, AG Phillips, RL Scott-Dawkins, DK Shell, DA; (2001)
    Two polygons are adjacent if they have edges which share a common edge segment. In this paper we consider the problem of finding adjacencies in a set of n non-overlapping polygons. Using the fact that adjacent edges must ...
  • Formal usability testing - informing design 
    Van Greunen, D Wesson, J (2001)
    The goal of this paper is to discuss the role of usability testing in software development in South Africa. Throughout the software industry software engineers develop user interfaces (Ul) with little or no support from ...
  • Information Systems strategic planning and IS function performance: an empirical study 
    Cohen, JF (2001)
    The validity of managerial activities such as strategic planning have come under increasing scrutiny in recent years. In particular, the validity of information systems strategic planning (ISSP) within South African ...
  • Jiminy: helping users to remember their passwords 
    Renaud, K Smith, E (2001)
    This paper presents a novel approach to a familiar problem - that of helping users to choose better passwords, and to remember them. User identification and authentication is an essential aspect of our technologically ...
  • Model-based segmentation of CT images 
    Marte, O-C Marais, P (2001)
    This paper presents preliminary work on the segmentation of Computed Tomography data using a model-based approach. Conventional image processing of CT data is aimed at the production of simple iso-surfaces far surgical ...
  • Issues affecting the adoption of data mining in South Africa 
    Hart, ML Davies, K Barker-Goldie, E-J Theron, A (2001)
    This research describes a study into the adoption of data mining (DM) techniques and tools in industry. They are seen by most companies interviewed as strategically important, with key applications varying per sector, but ...

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