Author:Mwim, EM; Mtsweni, Jabu S; Chimbo, BDate:Jul 2023The healthcare sector has become a high target of cyber threats due to the nature of the industry and the potential of personal and confidential information. Human related factors have proven to be the major contributor to the challenges ...Read more
Author:Taylor, JRN; Robbins, DJDate:Sep 1993An investigation into factors influencing beta-amylase activity in sorghum malt confirmed that ungerminated sorghum grain exhibited essentially no beta-amylase activity. Malted sorghum had beta-amylase activity less than 25% of the level in ...Read more
Author:Peake, AV; Ashworth, SGEDate:Oct 1996This project reports on the findings of an investigation into reasons why hanging wall examination procedures fail to prevent fall of ground accidents on gold and platinum mines. Ideally, these procedures should identify every unsafe hanging ...Read more
Author:Botha, GR; Barnard, EDate:Nov 2007The authors investigate the factors that determine the performance of text-based language identification, with a particular focus on the 11 official languages of South Africa, using n-gram statistics as features for classification. For a fixed ...Read more
Author:Hanslo, Ridewaan; Mnkandla, E; Vahed, AnwarDate:Sep 2019Scrum is the most adopted Agile methodology. The research conducted on Scrum adoption is mainly qualitative and there is therefore a need for a quantitative study on Scrum adoption challenges. The primary objective of this paper is to present ...Read more
Author:Ouma, S; Herselman, Martha E; Van Greunen, DDate:Nov 2011This paper looks into an overview of the challenges that are crippling the healthcare domain which provide healthcare services to the resource constrained areas in developing nations. It also looks into how mobile devices can be used to provide ...Read more
Author:Carter, P; Carter, TJ; Viljoen, ADate:Mar 1996Failure analysis and life prediction of a large, complex fin plate heat exchanger required metallurgical analysis, at the beginning of 1993, inter-stream leaks were found in two aluminium plate fin heat exchangers in parallel operation at a ...Read more
Author:Mackintosh, G; Colvin, CDate:May 2003The impact of water-borne disease in South Africa is significant. An estimated 43,000 deaths per annum, including 20% of deaths in the 1-5 years age group, are directly attributable to diarrhoeal diseases. Drinking water quality provision in ...Read more
Author:James, ADate:Mar 1997Chains are used for various purposes in a wide range of industries. This paper describes three case studies where a failure analysis was carried out on chains used in markedly different applications namely: a furnace health, a drilling rig ...Read more
Author:Botha, Johannes G; Pieterse, HeloiseDate:Mar 2020Fake news, often referred to as junk news or pseudo-news, is a form of yellow journalism or propaganda created with the purpose of distributing deliberate disinformation or false news using traditional print or online social media. Fake news ...Read more
Author:Smith, Andrew CDate:Jul 2021The English language is but one of many languages globally in use, yet it seems to dominate the world of automation in its application to computer programming. Our research considers a programming environment in which the written word is not ...Read more
Author:Jule, L; Mal’nev, V; Mesfin, B; Senbeta, T; Dejene, FDate:Jul 2015We investigate light scattering by core–shell consisting of metal/dielectric composites considering spherical and cylindrical nanoinclusions, within the framework of the conventional Rayleigh approximation. By writing the electric potential ...Read more
Author:Senekal, FPDate:Nov 2009The ability to detect and navigate drivable road surfaces is an important research area in autonomous navigation for use in autonomous vehicles. In this paper, a probabilistic computer vision algorithm for segmentation of tarred road surfaces ...Read more
Author:Masina, Bathusile N; Lafane, S; Wu, Lorinda; Kerdja, T; Abdelli-Messaci, S; Forbes, ADate:Oct 2013The main objective of this study is to fully optimise the synthesis of vanadium oxide nanostructures using pulsed laser deposition. We will attempt to realise this by studying the mechanism of the plasma formation and expansion during the ...Read more
Author:Ramulifho, T; Ozoemena, KI; Modibedi, Remegia M; Jafta, CJ; Mathe, Mahlanyane KDate:Jan 2012The preparation of metal nanoparticles (Pd, Ni, Sn) supported on sulfonated multi-walled carbon nanotubes (SF-MWCNTs) using a very rapid microwave-assisted solvothermal strategy has been described. Electrocatalytic behaviour of the SF-MWCNT-Pd ...Read more
Author:Senekal, FDate:Nov 2010A new method for object detection using region based characteristics is proposed. The method uses correlation between features over a region as a descriptor for the region. It is shown that this region descriptor can be successfully applied ...Read more
Author:Kotze, FJ; Strydom, CA; Du Plessis, A; Dlamini, TLDate:Mar 2010The direct excitation of CO2 using fast (nanosecond) and ultrafast (femtosecond) pulsed lasers was investigated. A gas reaction cell was used to excite CO2 in a 50 : 50 mixture of CO2 and CH4 using nano- and femtosecond laser systems, to ...Read more
Author:Musee, N; Zvimba, JN; Schaefer, Lisa M; Nota, N; Sikhwivhilu, LM; Thwala, MelusiDate:2014The fate and behaviour assessment of ZnO- and Ag-engineered nanoparticles (ENPs) and bacterial viability in a simulated wastewater treatment plant (WWTP) fed with municipal wastewater was investigated through determination of ENPs stability ...Read more