Author:Das, Sonali; Khuluse, S; Elphinstone, CDate:Nov 2008In recent years, the frequency of catastrophic natural disasters worldwide has brought to the fore the possibility that these could be the result of changes in the global climate conditions. It is further anticipated that by the end of this ...Read more
Author:Mxoli, Avuya; Mostert-Phipps, N; Gerber, MDate:Mar 2016Cybercitizen describes a frequent user of the Internet or in other terms, a member of an online community (cybercommunity). This digital space can be used to participate in educational, economical and cultural activities. Social computing is ...Read more
Author:Mahlathi, Christopher D; Brink, IC; Wilms, JMDate:Mar 2024River water quality modelling relies on a good dataset for model input, calibration and validation to develop a reliable model. Determination of data requirements, and data sourcing towards this purpose in South Africa, are not elementary. ...Read more
Author:Olivier, C; Landman, WA; Beraki, Asmerom FDate:Sep 2013There are limited sources of streamflow data available in South Africa. These include simulated streamflow for catchments across South Africa and measured river-flow at specific rivers around the country. Given that a number of studies has ...Read more
Author:Makamo, N; Van Rooyen, C; Venter, KarienDate:Jul 2015Freight transportation is one of the major contributors to economic development in a country. During a recent study, it was found that little information is available in terms of the cost of crashes to the environment. Environmental impacts ...Read more
Author:Maliwatu, R; Zlobinsky, Natasha; Densmore, M; Johnson, DDate:Sep 2016Dynamic Spectrum Access (DSA) provides a new opportunity for last-mile and rural connectivity. However, the nature of DSA and varying environmental conditions means that desired spectrum is not always available. To that end, we have deployed ...Read more
Author:Labuschagne, FJJ; Venter, KarienDate:Jul 2016The results of road safety interventions in South Africa are disappointing and the cost of road safety related casualties and damage and drain on public resources are possibly to the upper side of the typical range of 2 to 3 per cent of Gross ...Read more
Author:Labuschagne, FJJ; Grosskopf, SE; Moyana, HDate:Aug 2010The South African Road Safety Manual (SARSM) was published in 1999 and includes guidelines on road safety audits (RSA). The development of SARSM was a proactive process for improving the road environment with respect to road safety but was ...Read more
Author:Nordengen, Paul ADate:Jul 2007This paper describes the most recent developments of an initiative to introduce meaningful self-regulation in the heavy vehicle transport industry through a Road Transport Management System (RTMS) with the aim of contributing to the road ...Read more
Author:Nordengen, Paul ADate:Apr 2008Heavy vehicle overloading and road safety continue to be major problems on South African roads despite efforts at more effective enforcement by the road and traffic authorities. Overloading causes premature road deterioration and, together ...Read more
Author:Green, JJ; Vogt, DDate:Oct 2009Mining methods in South African deep level gold and platinum mines have remained relatively unchanged for the past hundred years. A Robot Miner has the potential to mine in a different way. This project is an initiative to address the challenge ...Read more
Author:Van Eden, Beatrice; Rosman, Benjamin SDate:May 2018The past years have seen many deadly natural disasters including hurricanes, earthquakes, flooding and landslides. Search and rescue efforts have saved numerous lives but numerous others were lost. At the same time, robotic technology is ...Read more
Author:Green, JDate:01 Sep 2010This presentation investigated the hypothesis stating that robots can improve mining safety. Mine safety statistics are analysed, and accident features are discussed. The conclusion is reached that robots have a role to play in improving ...Read more
Author:Udahemuka, G; Van Den Bergh, F; Van Wyk, BJ; Van Wyk, MADate:Nov 2007Land surface temperatures (LSTs) can be approximated from brightness temperatures observed from satellites. Estimation errors between observed brightness temperatures and a brightness temperature model of a given pixel would provide information ...Read more
Author:Mabuza-Hocquet, Gugulethu P; Nelwamondo, Fulufhelo V; Marwala, TDate:Jun 2015The performance of an iris recognition system relies on automated processes from the segmentation stage to the matching stage. Each stage has traditional algorithms used successfully over the years. The drawback is that these algorithms assume ...Read more
Author:Singh, A; Karsten, AE; Dam, JSDate:Oct 2008The optical properties namely the absorption and reduced scattering coefficients of chicken skin taken from the breast was measured using an Integrating Sphere setup at 632.8nm. The properties were extracted using the multiple regression ...Read more
Author:Page, Philip R; Abu-Mahfouz, Adnan MI; Piller, O; Mothetha, Matome L; Osman, Muhammad SDate:Jun 2017One way of reducing water leakage, pipe bursts and water consumption in a water distribution system (WDS) is to manage the pressure to be as low as possible. This can be done by adjusting a pressure control valve (PCV) in real-time in order ...Read more
Author:Haile, AT; Jager, AJDate:Dec 1995This project report gives an overall view of the rock mass environment of the Bushveld complex and influence on the mine design practices. The main focus of the project was to survey the currently available data and conduct further analysis ...Read more
Author:Ledwaba, LS; Scheepers, J; Durrheim, RJ; Spottiswoode, SMDate:May 2012Impala Platinum Mine (Impala), situated north of the town of Rustenburg in the North West Province of South Africa, has experienced an increase in seismicity from ~841 seismic events in the year 2005 to ~1588 seismic events in 2008. The ...Read more