Author:Khanyile, NP; Tapamo, J-R; Dube, EDate:Jul 2012Distributed processing offers a way of successfully dealing with computationally demanding applications such as scientific problems. Over the years, researchers have investigated ways to predict the performance of parallel algorithms. Amdahl’s ...Read more
Author:Vermaak, P; Page, TPT; Du Plessis, AG; Kempson, WJ; Smythe, CFPDate:Feb 2000The main focus of the project was to determine the degree to which current practice in underground mines ensures the safe use of rail bound haulage equipment. The project
investigated the specifications, design and braking performance of ...Read more
Author:Kullmann, DDate:Mar 1999The primary outputs of SIMRAC Project GAP 508 are: the establishment of a standard pack testing methodology that can be applied to all pack types used in the gold and platinum mines, and the provision of new standard performance curves for a ...Read more
Author:Thorogood, R; Bright, G; Nordengen, Paul A; Lyne, PDate:Jul 2009In South Africa, heavy vehicles are currently designed according to stringent prescriptive standards designed and enforced by the national Department of Transport (DoT); these standards are regulated in terms of mass, dimensions and configurations. ...Read more
Author:De Saxe, CC; Nordengen, Paul A; Kienhofer, FWDate:Jul 2013Until recently, South African car-carriers operated under the abnormal load permit system allowing an additional 300 mm height and 500 mm length. Because car-carrier payloads are divisible and abnormal load permits are usually granted for ...Read more
Author:Unsted, ADDate:Mar 1996The origin of the project SIMGAP project GAP046, were rooted in the industry’s need to establish the viability of such a simplification of sampling procedures. Extensive investigations were conducted at three underground sites and one surface ...Read more
Author:Mxoli, A; Mostert-Phipps, N; Gerber, MDate:Nov 2014Personal Health Records (PHRs) offer various advantages for individuals making use of these systems to document and maintain information related to their health. In addition, PHRs may play a positive role in preventative care and efforts to ...Read more
Author:Mxoli, A; Mostert-Phipps, N; Gerber, MDate:Sep 2014A Personal Health Record (PHR) is a set of internet-based tools that allow individuals to create, store and coordinate their lifelong health information in one place making it available to relevant parties. It typically contains the individual’s ...Read more
Author:Magwaza, Martin SDate:Oct 2017This presentation discusses new medical innovations and the role players in the bio-economy sector within South Africa.Read more
Author:Funke, Nicola S; Nortje, Karen; Meissner, Richard; Steyn, Maronel; Ntombela, C; Masangane, WDate:Dec 2017This presentation focuses on different perspectives of water security in the South Africa context. The authors link a number of key international perspectives on the topic of water security to official South African government and academic ...Read more
Author:Britz, K; Heidema, J; Varzinczak, IDate:May 2010In this paper the authors venture beyond one of the fundamental assumptions in the non-monotonic reasoning community, namely that non-monotonic entailment is supra-classical. They investigate reasoning which uses an infra-classical entailment ...Read more
Author:Smit, Jacoba E; Singh, A; Tshoke, I; Grobler, AF; Sparrow, RWDate:Dec 2010Minimalistic or non-invasive diagnosis and treatment of skin disorders requires accurate information regarding skin optical properties. Spectrophotometric and Integrating Sphere (IS) methods are commonly used to extract information regarding ...Read more
Author:Chikosha, S; Mahlatji, ML; Chikwanda, HKDate:Dec 2011The conclusions drawn from this presentation are that Spark Plasma Sintering (SPS) of equiatomic BE TiPt powder produces fully sintered specimens, with incomplete homogenisation. There is a need for improved furnace atmosphere control so that ...Read more
Author:Mutombo, K; Siyasiya, C; Stumpf, WDate:Jul 2015The ß-phase transforms to a', a and a" within a range of temperature from the ß-transus (Tß) to about 600oC, considering no external stress is applied. Two types of microstructure were obtained: acicular martensite when rapidly cooled and ...Read more
Author:Nxumalo, S; Chikwanda, HK; Machio, Christopher NDate:Oct 2010A TiPt alloy was produced by mechanically alloying the desired quantities of titanium and platinum. The resultant TiPt alloy powder was cold pressed to produce green bodies. Several sintering conditions were used to sinter this alloy. It was ...Read more
Author:Grobler, MMDate:Aug 2010Phishing is an attempt by a third party to solicit confidential information from an individual, group or organization. Phishers attempt to trick users into disclosing personal data, such as credit card numbers, online banking credentials and ...Read more
Author:Van Niekerk, DR; Barnard, EDate:Sep 2009The rapid development of concatenative speech synthesis systems in resource scarce languages requires an efficient and accurate solution with regard to automated phonetic alignment. However, in this context corpora are often minimally designed ...Read more