Author:Rosman, Benjamin SDate:Jun 2014Recent trends in robotics have seen more general purpose robots being deployed in unstructured environments for prolonged periods of time. Such robots are expected to adapt to different environmental conditions, and ultimately take on a broader ...Read more
Author:Pretorius, Arnu; Kroon, Steve; Kamper, HermanDate:Jul 2018Denoising autoencoders (DAEs) have proven useful for unsupervised representation learning, but a thorough theoretical understanding is still lacking of how the input noise influences learning. Here we develop theory for how noise influences ...Read more
Author:Richardson, DM; Blanchard, RyanDate:Mar 2011One of the environmental concerns associated with producing biofuels from alien plants is the risk of these species becoming invasive. We explored whether insights from commercial forestry and agroforestry could inform strategies to reduce ...Read more
Author:Krige, PD; Leong, B; Manganye, JDate:Dec 2001The brief of this research was to identify the hazards associated with underground track bound transportation on Gold and Platinum mines, describe the learning that is necessary to recognize these hazards and then to determine the most suitable ...Read more
Author:Van Heerden, Adelai; De Beer, MorrisDate:Sep 2015The aim of this mixed method study was to obtain a general profile of candidates (N=251) applying to join the Operational Forces of the South African National Defence Force in terms of their coping (hardiness, sense of coherence, locus of ...Read more
Author:Van Huyssteen, GB; Davel, MHDate:Jun 2010In this research, the authors use machine learning techniques to provide solutions for descriptive linguists in the domain of language standardization. With regard to the personal name construction in Afrikaans, the authors perform function ...Read more
Author:Barnard, E; Van der Walt, Christiaan M; Davel, M; Van Heerden, C; Senekal, FP; Naidoo, TDate:Nov 2009Bayesian networks have shown themselves to be useful tools for the analysis and modelling of large data sets. However, their complete generality leads to computational and modelling complexities that have limited their applicability. We propose ...Read more
Author:Ajoodha, R; Rosman, Benjamin SDate:Feb 2018The recent widespread of availability of sensors, as part of the IoT, presents the opportunity to learn the properties of compound distributions in practical applications. Understanding temporal distributions by observations collected from ...Read more
Author:Tuling, S; Dala, L; Toomer, CDate:Dec 2013A numerical and experimental investigation was performed to study the dominant flow structures in the lee side of a cruciform wing–body configuration at supersonic speeds in the + orientation. The wings or strakes are of very low aspect ratio ...Read more
Author:Lundt, M; De Korte, GJDate:Nov 2010Exxaro installed their first ultra fines treatment plant at Leeuwpan Coal mine. The plant is now fully operational and results already
show that the plant has great potential. The plant was designed and installed by DRA. Several challenges ...Read more
Author:Van Niekerk, Lara; Weerts, Steven P; Taljaard, SusanDate:Aug 2019In 1994 South Africa adopted a power-sharing democracy as basis for its political system, and this pluralistic slant also is evident in post-1994 environmental legislation, including that pertaining to the coastal marine environment. ...Read more
Author:Dlodlo, NDate:Apr 2011Cloud computing is a sufficiently new research area. Since it is in its development stages, the information on the field is slowly being compiled by the researchers and practitioners from their experiences. Some of the areas in which there ...Read more
Author:Haywood, Lorren K; De Wet, Benita; De Lange, Willem J; Oelofse, Suzanna HHDate:Nov 2019While the waste hierarchy promotes the reuse of waste there currently remains limited reuse of mine waste in South Africa. Overburden, waste rock, tailings and slag are stockpiled or disposed leading to environmental liabilities including ...Read more
Author:Haywood, Lorren KDate:Jun 2018Presentation on the legislative challenges hindering mine waste entering the circular economy in South Africa. Putting mine waste into perspective.Read more
Author:Adams, Abulele; Abed, Rohaida; Lochner, Paul ADate:May 2023South Africa is currently facing an energy crisis with load shedding being implemented regularly by the national electricity public utility. To secure energy and as part of international climate change commitments, South Africa has implemented ...Read more
Author:Smith, Andrew CDate:Nov 2009This paper describes an alternative programming system which can be constructed with minimal mechanical and electronic knowledge in an environment such as FabLab. This sytem, dubbed GameBlocks, makes use of tangible interfaces to control the ...Read more
Author:Harrison, TDDate:Feb 2001Fish length + or - weight relationships, which describe mathematically the correlation between fish length and weight, are useful for converting length observations into weight estimates to provide some measure of biomass (Froese 1998). In ...Read more
Author:Tlotleng, Monnamme; Pityana, Sisa LDate:Jan 2020A hollow γ-TNB turbine blade was 3D printed in this studying using the –R Optomec LENS machine from the elemental powders of aluminium, niobium and titanium making use of the laser “in situ” alloying approaching. The printed blade was ...Read more
Author:Hugo, S; Naidoo, T; Swart, H; Potgieter, S; Van Rooyen, P; Land, KDate:Mar 2012Optical microscopy is widely accepted as one of the gold standards in disease diagnosis. However, factors such as cost and the need for a trained eye limit the prevalence of such equipment, particularly in resource-limited areas such as rural ...Read more