• Detecting fraud in cellular telephone networks 

      Van Heerden, Johan H. (Stellenbosch : Stellenbosch University, 2005-12)
      ENGLISH ABSTRACT: Cellular network operators globally loose between 3% and 5% of their annual revenue to telecommunications fraud. Hence it is of great importance that fraud management systems are implemented to detect, ...
    • Machine learning, data mining, and the World Wide Web : design of special-purpose search engines 

      Kruger, Andries F. (Stellenbosch : Stellenbosch University, 2003-04)
      ENGLISH ABSTRACT: We present DEADLINER, a special-purpose search engine that indexes conference and workshop announcements, and which extracts a range of academic information from the Web. SVMs provide an efficient and ...