Author:Gibberd, Jeremy TDate:May 2019Climate change is already having significant impacts globally. These impacts are experienced most acutely in developing countries where infrastructure and population are often more vulnerable and resources and capacity for adaptation are ...Read more
Author:Sefara, Tshephisho Joseph; Rangata, Mapitsi RDate:Dec 2023Most general sentiment analysers degrade quality when tested on Tweets in the broadcast domain. This domain covers both radio and television broadcast. This paper proposes domain-specific data in the broadcast domain. Furthermore, it proposes ...Read more
Author:Butgereit, LDate:Oct 2012In this presentation the author explains how the Dr Math service works; how tutors are recruited to act as Dr Math; and how school pupils can reach Dr Math for help with their mathematics homework.Read more
Author:Butgereit, L; Leonard, B; Le Roux, C; Rama, H; De Sousa, M; Naidoo, TDate:May 2010The current group of teenagers has been called many things – some of the terms unprintable in respectable publications. However terms such as the “thumb tribe” (because they can type faster on their cell phones with their thumbs than adults ...Read more
Author:Butgereit, L; Botha, RADate:Jan 2010Dr Math is a mobile tutoring system which has been running in South Africa for three years. It links primary and secondary school pupils to tutors in mathematics. The pupils use the popular Mxit chat client on their cell phones. The tutors ...Read more
Author:Butgereit, LLDate:May 2008Mathematics education in South Africa needs help. This paper describes a project where school aged pupils could get help with their mathematics homework using MXit, South Africa's most popular instant messaging system, on their cell phones ...Read more
Author:Szewczuk, SDate:Aug 2011The South African Wind Energy Technology Programme (SAWEP) Phase 1 aims to achieve two key strategic outputs that will guide South Africa on wind energy development. One of these outputs is the Wind Atlas for South Africa (WASA) which will ...Read more
Author:Ngxande, Mkhuseli; Tapamo, J-R; Burke, Michael GDate:Nov 2017This paper presents a literature review of driver drowsiness detection based on behavioral measures using machine learning techniques. Faces contain information that can be used to interpret levels of drowsiness. There are many facial features ...Read more
Author:Venter, KarienDate:Jul 2017As part of an ongoing effort to explore driver behaviour in South Africa, this research investigates non-motorised transport users as an element of risk in the driving environment from a driver perspective. This research made use of a small ...Read more
Author:Jacob, M; Erasmus, JDate:Sep 2014Product Lifecycle Management (PLM) combines enterprise-wide product and process innovation improving the manufacturing industry’s ability to meet the need for shorter product lifecycles, satisfying customers’ expectations and adhere to stricter ...Read more
Author:Mbanjwa, MB; Windvoel, TV; Land, KJDate:Oct 2012Droplet-based microfluidics has, in recent years, received increased attention as an important tool for performing numerous
methods in modern day chemistry and biology, such as synthesis of hydrogel microparticles. The droplet-based ...Read more
Author:De Korte, GJDate:Oct 2013Dense medium processing is the beneficiation process most widely employed in South Africa. Based on the fact that South Africa (and its neighboring countries) is a water-scarce area, dry processing technologies are being evaluated for ...Read more
Author:Ramoelo, Abel; Cho, Moses ADate:Oct 2014For grazing, biomass is the main indicator of rangeland quantity, which is crucial to determine the amount of food available for animals (grazers), including livestock. Livestock production in the rural communities of the world, including ...Read more
Author:Le Roux, PB; Kroon, S; Bester, WDate:Apr 2016In an attempt to tackle shortcomings of current approaches to collaborating on the development of structured data sets, we present a prototype platform that allows users to share and collaborate on the development of data structures via a web ...Read more
Author:Chikosha, S; Mahlatji, ML; Chikwanda, HKDate:Sep 2012Conclusions drawn from this presentation were that when SPS, HP and Press and Sinter methods were used to form TiPt phase from elemental Ti and Pt powders, Press and Sinter was less successful. Presence of Ti-rich and Pt-rich phases coexisting ...Read more
Author:Taute, BDate:06 Jun 2009In his keynote address on the DST-funded Information Security Centre of Competence, the speaker concentrates on four important issues. These refer to threats and vulnerabilities in Cyberspace (that encompasses all forms of networked, digital ...Read more
Author:Gonçalves, DPDate:Sep 2015The standard definition (ISO 15288, 2008) of the concept of a system is not complete and is the definition of a closed system. Such a definition is inadequate for systems engineering. A use-based definition is proposed which spans the open-closed ...Read more
Author:de Wet, p; Mather, A; Theron, ADate:Oct 2010This presentation provides a short background and history of the Durban Bay monitoring area, and then progresses to providing maps of the areas monitored. Beach survey data is discussed, and the effects of sandmining touched on.Read more
Author:Hole, BJ; Von Glehn, HFDate:Mar 1998The project was directed towards bord and pillar working by mechanised miners operating in larger section roadways, where the problem of scrubber capture tends to be greatest owing to the limited size of the zone of influence around exhaust ...Read more