Author:Taljaard, Susan; Van Niekerk, LaraDate:Mar 2013Over the past six years international interest in multi-use marine spatial planning (MSP), as a practical process to launch integrated coastal management (ICM), exploded. This paper explores the extent to which existing national legal frameworks ...Read more
Author:Landman, WADate:Jun 2014The production of seasonal forecasts on a routine basis in South Africa started in the early 1990s. Most of the modelling then was based on linear statistical approaches. The subsequent evolution of the seasonal forecasting enterprise in South ...Read more
Author:Hietanen, O; Lefutso, D; Marais, Mario A; Munga, N; Taute, B; Nyewe, M; Semwayo, TDDate:Apr 2011In this work we look at the collaboration projects between COFISA Y SAFIPA, which were set up by the department of external affairs in Finland between 2006 and 2010 in cooperation with South Africa. COFISCA’s objective was to help increase ...Read more
Author:Roux, FSDate:Oct 2013Optical vortices are always created or annihilated as vortex dipoles — pairs with opposite topological charge. Here a quantity, consisting of the transverse first and second derivatives of the optical field, is derived with which one can ...Read more
Author:Walwyn, DR; Taylor, D; Brickhill, GDate:Sep 2002Risk management practices in the R&D departments of many chemical and pharmaceutical companies lack much of the rigor and sophistication of the equivalent corporation in the financial sector. For instance investment decisions on research ...Read more
Author:Booth, R; Meyer, TDate:Feb 2011Most approaches to iterated belief revision are accompanied by some motivation for the use of the proposed revision operator (or family of operators), and typically encode enough information in the epistemic state of an agent for uniquely ...Read more
Author:Van Wyk, E; Van Wilgen, BW; Roux, DJDate:Sep 2001Since the era of great water engineering works in South Africa, there has been a major shift in the thinking and approach to water resources management. Previous focus on water supply has been replaced by demand management initiatives and the ...Read more
Author:Wright, CY; Garland, Rebecca M; Norval, M; Vogel, CDate:Aug 2014Climate change is projected to lead to warmer temperatures, especially in southern Africa, where the warming is predicted to be 2°C higher than the global increase. Given the high burden of disease already associated with environmental factors ...Read more
Author:O'Farrell, Patrick J; Anderson, PML; Milton, SJ; Dean, WRJDate:Jan 2009Human adaptation and response to drought is primarily through evasion or endurance. A review of historical agricultural practices in southern Africa demonstrates evidence of drought evasion response strategies in well-established transhumance ...Read more
Author:Opoku, F; Govender, Krishna; van Sittert, CGCE; Govender, PPDate:Dec 2018Over the past decade, remarkable efforts have been made to design low-cost, non-toxic, stable and efficient photocatalyst for water splitting. In the present work, an effective alternative approach to enhance hydrogen production of SrTiO(sub)3 ...Read more
Author:Broughton, BA; Selig, MSDate:Nov 2006A methodology for the inverse design of non-lifting axisymmetric bodies in compressible flow is presented. In this method, an inverse design approach based on conformal mapping is used to design a set of airfoils in isolation. These airfoils ...Read more
Author:Olatinwo, DD; Abu-Mahfouz, Adnan MI; Hancke, GPDate:Mar 2021This study proposes a hybrid MAC protocol that can efficiently and effectively optimize the communication channel access of a WBAN multi-class system. The proposed protocol consists of two major processes that include the contention phase ...Read more
Author:Moodley, D; Rens, GavinDate:Dec 2016This article presents an agent architecture for controlling an autonomous agent in stochastic, noisy environments. The architecture combines the partially observable Markov decision process (POMDP) model with the belief-desire-intention (BDI) ...Read more
Author:Sikhakhane, K; Rimer, S; Gololo, M; Ouahada, K; Abu-Mahfouz, Adnan MIDate:Sep 2023Ultrasound imaging uses reflected echo signals from high-frequency sound waves transmitted into a body with high water content to create images of the internal soft tissue, bone, and blood flow. Different kinds of noise are introduced during ...Read more
Author:Mboweni, IV; Ramotsoela, DT; Abu-Mahfouz, Adnan MIDate:Apr 2023The protection of critical infrastructure such as water treatment and water distribution systems is crucial for a functioning economy. The use of cyber-physical systems in these systems presents numerous vulnerabilities to attackers. To enhance ...Read more
Author:Chutter, FMDate:1971A general description of the study area be found in part 1(Chutter, 1970), where the fauna other than Cladocera and Copera of store-in-current, marginal vegetation and story backwater has been described. It was found that the streams and ...Read more
Author:Chutter, FMDate:1970Vaal Dam is situated on the elevated plateau which forms the interior of South Africa and is a little less than 1500 m above the level. The source of the most of the streams and rivers flowing into the dam are about 2000 m above sea level, ...Read more