South Africa has one of the most serious human immunodeficiency virus (HIV) / and tuberculosis (TB) epidemics in the world, with high incidence, prevalence and co-infection rates. Information is at the heart of managing ...

Computer science degree programs have proliferated due to the demands of industry and the pressures placed on higher education institutions by national governments. In tandem with this, the technological familiarity presumed ...

During the 1980s and the early 1990s, a considerable number of technology and application trends were concerned with location transparency and virtual spaces, overcoming the limitations of the physical space. Artists and ...

Service networks and the assignment of tasks on such networks are prevalent abstractions in a spectrum of domains spanning manufacturing systems, where a strict dependency on the execution of the tasks exist, load-balancing ...

Traditionally much research on computer supported collaborative learning, CSCL, focused on either learning through distant collaboration or face-to-face collaboration sharing a computer. A new and emergent area within CSCL ...

Ontology mappings are of critical importance for the Linked Data and the Semantic Web communities as they can help to mitigate the effects of heterogeneities, which are a major obstacle to the promise of interoperability ...

This thesis explores methods of computational ontology for information retrieval in a knowledge rich domain. The example case we selected for our study is the domain of the fine arts. Various aspects were under examination, ...

This thesis analyzes the performance of a Peer-to-Peer (P2P) multimedia content delivery system for a network architecture based on next-generation Passive Optical Networks (PONs). A PON is an optical access technology ...