Author:Tedesco, P; Cula, J; Ménesguen, C; Penven, P; Krug, Marjolaine JDate:Nov 2019This study addresses the dynamics of the Agulhas inshore front in the submesoscale range upstream of 26 E. Submesoscale frontal eddies are observed in the vicinity of Port Elizabeth (26 E) from satellite images and in observations collected ...Read more
Author:Duvenhage, BDate:Nov 2014The real-time super-resolution technique discussed in this paper increases the effective pixel density of an image sensor by combining consecutive image frames from a video. In surveillance, the higher pixel density lowers the Nyquist rate ...Read more
Author:Burke, Michael GDate:Sep 2017This work introduces a generative Bezier curve model suitable for surf-zone curve tracking in coastal image sequences. The model combines an adaptive curve parametrised by control points governed by local random walks with a global sinusoidal ...Read more
Author:Van Der Merwe, A; Kotzé, Paula; Gerber, ADate:Oct 2007The identification of process model structures is usually complex and costly. If these structures can be reused across boundaries, this could not only benefit the internal structure of one application domain, but could also benefit organizations ...Read more
Author:Ruxwana, N; Herselman, Martha E; Pottas, DDate:Jul 2011The e-health evolution has the potential to aid management of scarce resources and improve quality if services within healthcare. However, their implementation continues to fail. Amongst other reasons, the lack of project quality management ...Read more
Author:Ruxwana, N; Herselman, Martha E; Pottas, DDate:May 2013Although e-health can potentially facilitate the management of scarce resources and improve the quality of healthcare services, implementation of e-health programs continues to fail or not fulfi l expectations. A key contributor to the failure ...Read more
Author:Ndiaye, M; Abu-Mahfouz, Adnan MI; Hancke, GPDate:Jul 2019Software-defined networking (SDN) promises a wide range of application benefits to the Internet of Things (IoT) including the flexible management of wireless sensor networks (WSNs). While the integration of SDN techniques in WSNs is being ...Read more
Author:Naidoo, NDate:Mar 2012An investigation was undertaken to study the rooting ability of E. grandis x E. longirostrata hybrid cuttings. The plant material was sourced from five families in seedling derived hedges at two nurseries, as well as five families coppiced ...Read more
Author:Mashiane, T; Pillay, NDate:Nov 2014Password cracking is the term commonly used to describe the illegal action of gaining access to clear text versions of user passwords. Hackers are notorious for stealing encrypted passwords and cracking them. The same action of password ...Read more
Author:Le Roux, Wouter J; Chan, WY; De Maayer, P; Venter, SNDate:Mar 2013Vibrio cholerae, a Gram-negative pathogen autochthonous to the aquatic environment, is the causative agent of cholera. Here, we report the complete genome sequence of V. cholerae G4222, a clinical isolate from South Africa.Read more
Author:Barros, E; Morris, EJDate:2014The fastest growing use of maize is for the production of fuel ethanol using the enzymatic conversion of corn starch to glucose and then to ethanol as well by converting the cellulosic (non-food) parts of maize to ethanol. However for the ...Read more
Author:Mahaye, Ntombikayise; Thwala, Melusi; Cowan, DA; Musee, EuniceDate:Jul 2017Engineered nanoparticles (ENPs) are an emerging class of environmental contaminants, but are generally found in very low concentrations and are therefore likely to exert sub-lethal effects on aquatic organisms. In this review, we: (i) highlight ...Read more
Author:Walters, Michele; Scholes, RJDate:2017This book is based on the collective knowledge of the GEO BON network of volunteers, working towards the establishment of a global, sustainable observation system for monitoring changes in biodiversity.Read more
Author:Zhao, T; Debba, Pravesh; Stein, ADate:Jul 2008Spatial sampling optimization is an important issue for both geo-chemists and geo-statisticians. Many spatial sampling optimization methods have been previously developed. In this paper, we present a spatial simulated annealing method is ...Read more
Author:Green, Chéri ADate:Oct 2012Accessibility analysis models the access of residents to facilities - assuming people will go to their nearest facility for service.If an analysis is done for a large area, this will show whether provision is sufficient and equitable - if ...Read more
Author:Williams, LL; Lück-Vogel, MelanieDate:Oct 2022This study determines input data appropriateness for geographic information system-based enhanced bathtub model (eBTM) modeling of coastal inundation in an urban setting. Various tests were conducted concerning digital surface models (DSMs) ...Read more
Author:Williams, LL; Lück-Vogel, MelanieDate:Oct 2022This study determines input data appropriateness for geographic information system-based enhanced bathtub model (eBTM) modeling of coastal inundation in an urban setting. Various tests were conducted concerning digital surface models (DSMs) ...Read more
Author:Murambadoro, MDate:Nov 2011As part of the outreach programme the South African Risk and Vulnerability Atlas (SARVA) was introduced to geography students of the Society of South African Geographers Students. The students were attending their annual conference hosted by ...Read more
Author:Walubita, LF; Hu, X; Nyamuhokya, TP; Komba, Julius J; Souliman, MIDate:Jan 2018With the increasing use of geogrid reinforcements to mitigate reflective cracking in hot-mix asphalt (HMA) overlays, interlayer (interface) bonding becomes an even more critical aspect of HMA placement/construction to mitigate delamination ...Read more