Author:Wessels, Konrad JDate:Mar 2009There is an urgent need for a quantitative, repeatable measure of land degradation and remote sensing provides the only viable option at a regional to global scale. It is therefore commendable that Bai et al. (2008) attempted to use remote ...Read more
Author:Burke, Michael GDate:Oct 2017Machine learning models trained using images can be used to generate image overlays by investigating which image areas contribute the most towards model outputs. A common approach used to accomplish this relies on blanking image regions using ...Read more
Author:Mamushiane, Lusani; Dlamini, Sabelo VDate:Oct 2017The proliferation of mobile devices and the advent of bandwidth hungry applications are expected to drastically increase in the foreseeable future. This growing trend has been the key motive behind the development of the 5G standard. SG is ...Read more
Author:Wen, L; Liang, J; Liu, C-M; Chen, J; Luo, HongzeDate:Nov 2016Spinel Li(sub4)Ti(sub5)O(sub12) has been considered as a promising anode material to substitute graphite in lithium ion batteries (LIBs) for large scale electrical energy storage due to its high safety and long cycling stability. However, the ...Read more
Author:Tucker, KCDate:Aug 2007This presentation looks at how people can change the world, and what kind of world do people want. The value of Libre Knowledge is discussed in terms of environmental issues, conservation, sustainable development, biodiversity, and human ...Read more
Author:Tucker, KDate:Sep 2007This presentation looks at global issues like conservation, biodiversity, sustainable development, and climate change just to name a few, and the question is, what can be done about it in terms of collective knowledge, access to free information, ...Read more
Author:Tucker, KCDate:Oct 2006It is affirmed that FOSS/OC help achieve these objectives by contributing to socioeconomic development nationally, regionally and internationally in significant ways that other technologies and forms of content do not. It is concluded that ...Read more
Author:Tucker, KDate:Sep 2007This presentation discusses open education resources, educational projects in rural areas, enabling communities to empower themselves with knowledge etc. The MobilED (mobile education) initiative is aimed at designing learning and teaching ...Read more
Author:Venkataraman, SDate:May 2008This is a presentation of the CSIR's work on LIDAR and atmospere remote sensing, presented at the Reunion-South Africa workshop.Read more
Author:Sivakumar, V; Bencherif, H; Faduilhe, DDate:Jul 2006The prevailing convective activity over tropics and subtropical regions acts as an important source for the generation of GW. Reunion Island (21°S, 55°E) is located in sub-tropics where a large number of convective phenomena occur. Hence, the ...Read more
Author:Prasanth, PV; Sivakumar, V; Sridharan, S; Kumar, YB; Bencherif, H; Rao, DNDate:Oct 2009In this paper, researchers present seasonal and nocturnal variations of mesospheric sodium (Na) layer parameters observed over Gadanki (13.5° N, 79.2° E), based on 166 nights during the period from January 2005 to December 2006, for the first ...Read more
Author:Venkataraman, SDate:2008Two laser-radar systems in South Africa offer great potential to characterize the region's atmospheric particulate matter and pollutants. Lasers offer great advantages over conventional light sources in terms of peak power and narrow spectral ...Read more
Author:Ogunniyi, Samuel O; Withey, Daniel J; Marais, Stephen T; Crafford, Gerhardus JDate:Jan 2020As mining activities expand into deeper mines in South Africa's geology there are increasing safety concerns for personnel working within these mines. Ground Penetrating Radar can be used to find faults in the rock face; however, current GPR ...Read more
Author:Muswelanto, SDate:04 Jun 2008CSIR (Council for Scientific and Industrial Research), is a leading scientific and technology research, development and implementation organisation in Africa. Employees are provided with a number of career options, and space to realise their ...Read more
Author:Ampofo-Anti, NDate:Nov 2008The inordinate quantities of resources used and pollution released by construction products identify construction as a critical sector for a paradigm shift in consumption and production approaches. The Life Cycle Assessment (LCA) concept is ...Read more
Author:Mashoko, L; Mbohwa, C; Thomas, VMDate:Jan 2013The South African sugar industry has a potential for cogeneration of steam and electricity using bagasse. The sugar industry has the potential to generate about 960 MW per year from bagasse based on the average of 20 million tons of sugar ...Read more