Author:Mokilane, Paul M; Debba, Pravesh; Yadavalli, VSS; Sigauke, CDate:Nov 2018The paper discusses the development and application of GAMMQV in forecasting the long-term electricity demand in South Africa. The long-term hourly demand from 2007 to 2023 with in-sample forecasts from 2007 to 2012 and out-of-sample forecasts ...Read more
Author:Komba, Julius J; Anochie-Boateng, Joseph; O'Connell, Johannes S; Verhaeghe, Benoit MJADate:Sep 2016Enrobé à Module Élevé (EME) technology, a High Modulus Asphalt (HiMA), was originally developed in France. The technology is primarily suitable for construction of heavily trafficked routes, airports and container terminals. The key performance ...Read more
Author:Steenkamp, Karen C; Wessels, Konrad J; Archibald, S; Von Maltitz, Graham PDate:Nov 2008Satellite-derived phenology allows monitoring of terrestrial vegetation on a global scale and provides an integrative view at the landscape level. Understanding these seasonal phenological patterns is essential to (i) the characterisation and ...Read more
Author:Keaikitse, M; Brink, W; Govender, NatashaDate:Nov 2014Detection and tracking are important components of many computer vision applications including automated surveillance. Object detection should overcome challenges such as changes in object appearances, illumination, and shadows. In our system, ...Read more
Author:Davis, CL; Hoffman, MT; Roberts, WDate:Jul 2017Vegetation monitoring of arid and semi-arid environments using remotely sensed vegetation indices over long periods of time is essential to improve the understanding of the processes related to change. In this paper, 30 years of biweekly AVHRR ...Read more
Author:Scott, DF; Prinsloo, FWDate:Oct 2008The longer-term effects of afforestation with Pinus radiata and Eucalyptus grandis on streamflows were analyzed using data from two paired-catchment experiments in South Africa. The experiments are rare in that they have been maintained over ...Read more
Author:Shatalov, M; Marais, J; Fedotov, I; Tenkam, MJDate:Dec 2011Longitudinal waves are broadly used for the purposes of non-destructive evaluation of materials and for generation and sensing of acoustic vibration of surrounding medium by means of transducers. Many mathematical models describing longitudinal ...Read more
Author:Fedotov, IA; Polyanin, AD; Shatalov, M; Tenkama, EMDate:2010In this work, for analyzing the longitudinal vibrations of a conic rod, the authors used the Rayleigh–Bishop model, which generalizes the Rayleigh model and takes into account both lateral displacements and the shear stress in the transverse ...Read more
Author:Engelbrecht, Jeanine; Inggs, MRDate:Aug 2016Differential radar interferometry (dInSAR) techniques are well known for their ability to provide mm- to cm-scale measurements of surface deformation. Very accurate measurements of deformation have been achieved in several areas of research ...Read more
Author:Baichan, P; Naicker, Previn; Devar, J; Smith, M; Nweke, EEDate:Jan 2023Gallbladder cancer (GBC) is the most frequent biliary tract cancer (including cancers of the intra- and extrahepatic biliary tree). Like many biliary tract carcinomas, GBC is identified by late diagnosis, poor prognosis, and ineffective ...Read more
Author:Mubiwa, B; Mokonyama, Mathetha T; Annegarn, HDate:Jul 2015Studies have shown that land-use and transportation systems have a two-way dependency. On one hand, the existing land-use structures influence trip distances and transport mode choice, while on the other hand transport infrastructure and ...Read more
Author:Aucamp, I; Woodborne, S; Perold, J; Bron, A; Aucamp, S-MDate:Dec 2011At the 1992 United Nations Conference on Environment and Development (or Earth Summit) in Rio de Janeiro, and a decade later at the 2002 World Summit on Sustainable Development (Earth Summit +10) in Johannesburg, the world embraced the concept ...Read more
Author:Marais, J; Malekian, R; Abu-Mahfouz, Adnan MIDate:Sep 2017The Internet of Things (IoT) is a fast-growing movement turning devices into always-connected smart devices through the use of communication technologies. This facilitates the creation of smart strategies allowing monitoring and optimization ...Read more
Author:Ramson, SRJ; Vishnu, S; Kirubaraj, AA; Anagnostopoulos, T; Abu-Mahfouz, Adnan MIDate:Feb 2022Municipal solid waste management remains a major problem in urban areas, leading to serious health and environmental issues.Consequently, trash bins are placed in many places to handle the municipal solid waste, but these bins can overflow, ...Read more
Author:Baumbach, J; Marais, Andre H; Gonçalves, DPDate:Sep 2015Despite the advances in mature engineering disciplines, some complex systems continue to fail, and sometimes catastrophically. The lack of understanding of a problem and all its constituting elements is a key determinant in project failure. ...Read more
Author:Burke, Ivan D; Motlhabi, Michael B; Netshiya, Rofhiwa; Pieterse, HeloiseDate:Feb 2021Recently, well-known and established South African organisations have experienced cyberattacks. South African Bank Risk Information Centre (SABRIC) confirmed in October 2019 that the industry had been hit by a wave of Distributed Denial of ...Read more
Author:Estuarine and Coastal Research Unit, ECRUDate:Oct 1982This report provides information about Lourens River. The Lourens River was known in the late 17th century as the Tweederivier, since it was the second river crossed on the journey from the Cape Peninsula to the Hottentots Holland Mountains. ...Read more
Author:Milman, YV; Chugunova, S; Goncharuck, V; Luyckx, S; Northrop, ITDate:1997The paper reports hardness measurements on WC-6 wt%Co of three different grain sizes in the temperature range from -196 to 900 degrees C. Coarser grades have been found to soften with increasing temperature at a higher rate than finer grades. ...Read more