Portfolio analysis is benefiting from the surge of alternative sources of data coupled with new modelling frameworks, introduced by machine-learning. I collected alternative data and applied new frameworks (machine-learning ...

nformation security (InfoSec) policies are widely used by institutions as a form of InfoSec control measure to protect their information assets. InfoSec policies are commonly documented in natural language, which is prone ...

This study investigated how the attitudes of taxi entrepreneurs affect their acceptance of transport management systems in the South African taxi industry. The study was instigated by a rise in the adoption of transport ...

This research determines whether data quality mining can be used to describe, monitor and evaluate the scope and impact of semantic data quality problems in the learner enrolment data on the National Learners’ Records ...

Introductory programming can be challenging for educators to teach and students to learn. Some students struggle to comprehend introductory programming topics like the uses of assignment, decisions, loops, functions and ...

Density-based algorithms are effective in the detection of clusters with arbitrary shapes and outliers even when information about the number of clusters is not available. Parameter specification in data stream clustering ...

Nearly all present-day commercial intrusion detection systems are based on a hierarchical architecture. In such an architecture, the root node is responsible for detecting intrusions and for issuing responses. However, an ...

Information security research shows that employees are a source of some of the security incidents in the organisation. This often results from failure to comply with the Information Security Policies (ISPs). The question ...

Globally, health information systems (HISs) have improved healthcare delivery in developed countries, yet despite the proven benefits, their implementation in many developing countries remains fragmented, failing to take ...

This dissertation aims to assist Agile champions in their organisations with their Agile adoption journey. Such a journey typically starts with identifying the Agile challenges and then determining how to address these ...