Author:Badenhorst, JAC; Davel, MDate:Nov 2008When developing speech recognition systems in resource-constrained environments, careful design of the training corpus can play an important role in compensating for data scarcity. One of the factors to consider relates to the speaker composition ...Read more
Author:Cooper, Antony KDate:1988Geographical information consists of non-spatial information (alphanumeric) and spatial information (vector and raster), the relationships between the non-spatial information and the spatial information, as well as the spatial relationships ...Read more
Author:Van der Merwe, Adèle; Van Heerden, Johanna MDate:Jun 2008The CSIR (Council for Scientific and Industrial Research) is one of the leading research and development, technology and innovation institutions in Africa. The CSIR is committed to serving the development objectives of South Africa and the ...Read more
Author:Robertson, I; Froyd, CA; Walsh, RPD; Newbery, DM; Woodborne, S; Ong, RCDate:Oct 2004In a first step to obtain a proxy record of past climatic events (including the El Ni (n) over tildeo-Southern Oscillation) in the normally a seasonal tropical environment of Sabah, a radial segment from a recently fallen dipterocarp (Shorea ...Read more
Author:Adedeji, KB; Abu-Mahfouz, Adnan MI; Kurien, AMDate:Jul 2023In recent times, distributed denial of service (DDoS) has been one of the most prevalent security threats in internet-enabled networks, with many internet of things (IoT) devices having been exploited to carry out attacks. Due to their inherent ...Read more
Author:Cull, T; Vincent, K; Davis, C; Archer, Emma RMDate:Nov 2011This chapter is concerned with how we can respond to climate change in order to reduce its adverse impacts. Following international practice, these responses can broadly be grouped into mitigation (reduction in the causes of climate change) ...Read more
Author:Debba, PraveshDate:Oct 2008A presentation was done at the Chinese Academy of Geological Science in October 2008 on optimal field sampling for both exploration targets and sampling for geochemicals in mine tailing areasRead more
Author:Hutchinson, K; Swart, S; Meijers, A; Ansorge, I; Speich, SDate:May 2016An enhanced Altimetry Gravest Empirical Mode (AGEM), including both adiabatic and diabatic trends, is developed for the Antarctic Circumpolar Current (ACC) south of Africa using updated hydrographic CTD sections, Argo data, and satellite ...Read more
Author:Carter-Brown, ClintonDate:Jul 2017Future energy systems will largely be based on Distributed Energy Resources (DER) –a combination of VRE, storage and demand response technologies. Technology and systems innovations are required to design, build and operate such energy systems ...Read more
Author:Olwal, TO; Van Wyk, BJ; Djouani, K; Hamam, Y; Siarry, P; Ntlatlapa, Ntsibane SDate:Sep 2010Multi-Radio Multi-Channel (MRMC) WMNs result in power control problems including interference, un-scalable connectivity and energy consumption. Several previous studies have focused on the single radio wireless configurations while studying ...Read more
Author:Lehmann, CER; Archibald, SA; Hoffmann, WA; Bond, WJDate:Jul 2011We aimed to identify the limits of savanna across Africa, Australia and South America. We based our investigation on the rich history of hypotheses previously examined; that the limits of savanna are variously determined by rainfall, rainfall ...Read more
Author:Steenkamp, Lucia H; Brady, DDate:Jun 2010The non-steroidal anti-inflammatory drug naproxen is most effective as the single S-naproxen enantiomer. However, typical synthetic routes to naproxen yield the racemate of both the R and the S stereoisomers. Biocatalysts can be used to resolve ...Read more
Author:Van der Merwe, A; Van Dyk, FE; Van Vuuren, JHDate:Dec 2011Recent technological advances have had a major impact on the management of traditional wineries, giving rise to the prospect of computerised decision support with respect to a range of complex harvesting and wine making decisions which have ...Read more
Author:Van Der Merwe, A; Van Dyk, E; Van Vuuren, JDate:Sep 2007The goal of the study is to lend decision support to management a a wine cellar in three areas of expertise, with Wamakersvallei Winery serving as a special case study. This decision support system is to be delivered in the form of Excel ...Read more
Author:Meyer, IA; Marais, Mario ADate:Oct 2014A number of factors complicate the ability to deliver sustainably on development interventions. Multiple role players are involved, the performance of implementation agencies are measured over the short- to medium term and donors do not always ...Read more
Author:Lanz, EJ; Van Dyk, FE; Van Vuuren, JHDate:Sep 2011The mission of the Global Foodbanking Network is to work together to alleviate world hunger by developing national networks of foodbanks and strengthening foodbanking around the world. In the South African context, the goal of the foodbank ...Read more
Author:Turpin, SM; Marais, Mario ADate:2004This paper compares a number of theoretical models of decision-making with the way in which senior managers make decisions in practice. Six prominent decision-makers were interviewed about their own decision-making style as well as their use ...Read more
Author:Uys, H; Biercuk, MJ; VanDevender, AP; Ospelkaus, C; Meiser, D; Ozeri, R; Bollinger, JJDate:Nov 2010The authors present theoretical and experimental studies of the decoherence of hyperfine ground-state superpositions due to elastic Rayleigh scattering of light off resonant with higher lying excited states. They demonstrate that under ...Read more