Author:Dludla, Angeline G; Abu-Mahfouz, Adnan MI; Kruger, Carel P; Isaac, Sherrin JDate:May 2013Wireless sensor networks (WSNs) have been used in different types of applications and deployed within various environments. Simulation tools are essential for studying WSNs, especially for exploring large-scale networks. However, WSN testbeds ...Read more
Author:Debba, Pravesh; Cho, Moses A; Mathieu, Renaud SADate:Jul 2009In this paper, a comparison is made through evaluating the within and between-class species variability for the original, the first derivative and second derivative spectra. For each, the experiment was conducted (i) over the entire electromagnetic ...Read more
Author:De Vries, NJ; Badenhorst, J; Davel, MH; Barnard, E; De Waal, ADate:Aug 2011Building transcribed speech corpora for under-resourced languages plays a pivotal role in developing speech technologies for such languages. The authors have developed an open-source tool for devices running the Android operating system to ...Read more
Author:Diale, M; Buchner, SJ; Buthelezi, Z; Gledhill, Irvy MA; Grayson, DJ; Kgabi, NADate:Oct 2008Overall about 40% of South African researchers in science, engineering, and technology are women, but the percentage of women in the physical sciences is significantly lower. In 2006, it appeared that about 16% of the 500 members of the South ...Read more
Author:Smith, RDate:Nov 2015Rural middle-aged women are the backbone of their communities despite their being the most disadvantaged population group in South Africa and in other developing countries. Uplifting and empowering these women can positively influence a whole ...Read more
Author:Murambadoro, M; Tazvinga, HenericaDate:Oct 2012The extension of the national grid to rural areas has been hampered by several factors such as long distances, high costs of tension lines and the relatively low energy demand in rural areas which does not compensate the cost of long range ...Read more
Author:Gush, Mark BDate:Mar 2005The price of petrol and diesel is going up. This has become a familiar announcement on the news. Oil prices are high due to increased demand, tougher environmental requirements, uncertainties linked to terrorism and instability in the Middle ...Read more
Author:Naidoo, Laven; Mathieu, Renaud SA; Cho, Moses A; Main, Russell S; Asner, GDate:Nov 2012With a mean net primary productivity of 7.2 tC/ha/year and a minimum woody coverage ranging from 10 to 30%, savannahs account for approximately 40% of the global carbon store. The savannah woody component impacts the fire regime, biomass ...Read more
Author:Zlobinsky, Natasha; Johnson, DavidDate:Sep 2016The concept behind this work is to build mesh net-works in the TVWS band for developing regions to improve internet access opportunities. The purpose is to solve a pertinent problem within the context, namely to find an optimal or almost ...Read more
Author:Otto, AJ; Rananga, S; Masonta, Moshe TDate:Aug 2023Radio Frequency (RF) Fingerprinting is the theory of identifying a wireless device based on its unique transmitting characteristics which can improve authentication and security in wireless networks. This research project will briefly discuss ...Read more
Author:Pretorius, CJDate:Mar 2013This paper shares the current DPM Baseline project that the CSIR is conducting for the platinum mine industry. The project only ends March 2013 so no results are reported in this paper. The paper describes the project plan such as the exposure ...Read more
Author:Lysko, Albert ADate:Jul 2016There is a need for work around improving frequency spectrum utilization efficiency to support the South African government targets of 100% broadband by 2020, with tough specifications stated by the National Broadband Policy “South Africa ...Read more
Author:Lysko, Albert ADate:Jul 2016There is a need for work around improving frequency spectrum utilization efficiency to support the South African government targets of 100% broadband by 2020, with tough specifications stated by the National Broadband Policy “South Africa ...Read more
Author:Gilliland, S; Kotzé, Paula; van der Merwe, ADate:Oct 2015Enterprise architecture (EA) is an organisational strategy increasingly used to describe the integration of business and information management in complex enterprises. Organisations can prevent human–related problems and promote acceptance ...Read more
Author:Funchall, DM; Herselman, Martha E; Van Greunen, DDate:Oct 2008The South African Government, in line with international thought, recognises the potential of the contribution of SMME’s to the overall economy of the country. Government and the private sector have introduced agencies and operations to support ...Read more
Author:Khoza, N; Grove, T; Moraba, T; Schutte, PCDate:Aug 2009This presentation presents the major literature review findings on occupational silica dust exposure of workers in the non-mining industries/sectors. An overview of silica and silicosis is given, and ways of eliminating the disease are ...Read more
Author:Edwards, ADate:Apr 2012The aims of this study is to evaluate the prevalence of workplace stress among mineworkers in South Africa; to identify mineworkers that are at risk of workplace stress and to evaluate the use of translated self-report questionnaires and ...Read more
Author:Funke, Nicola S; Nortje, KarenDate:31 Mar 2013The Upper Olifants Key Stakeholder Workshop took place at the CSIR Knowledge Commons on 26 February 2013. The workshop participants included representatives from national government, provincial government, local government, mining, industry, ...Read more