8 citations · 10 across the 3 of their papers we have counts for
4 papers
On Effectively Predicting Autism Spectrum Disorder Using an Ensemble of Classifiers
Bhekisipho Twala, Eamon Molloy
An ensemble of classifiers combines several single classifiers to deliver a final prediction or classification decision. An increasingly provoking question is whether such systems…
Missing Data Prediction and Classification: The Use of Auto-Associative Neural Networks and Optimization Algorithms
Collins Leke, Bhekisipho Twala, T. Marwala
This paper presents methods which are aimed at finding approximations to missing data in a dataset by using optimization algorithms to optimize the network parameters after which p…
Organizational adaptation to Complexity: A study of the South African Insurance Market as a Complex Adaptive System through Statistical Risk Analysis
Satyakama Paul, Bhekisipho Twala, Tshilidzi Marwala
South Africa assumes a significant position in the insurance landscape of Africa. The present research based upon qualitative and quantitative analysis, shows that it shows the cha…
Improving the performance of the ripper in insurance risk classification : A comparitive study using feature selection
Mlungisi Duma, Bhekisipho Twala, Tshilidzi Marwala
The Ripper algorithm is designed to generate rule sets for large datasets with many features. However, it was shown that the algorithm struggles with classification performance in…