Author:Peter, C; De Lange, Willem J; Musango, JK; April, K; Potgieter, ADate:Dec 2009Socioeconomic and ecological systems exhibit complex, interdependent behaviour which is often difficult to model and understand. This is due to the complex reorganisation of key sub-system processes involving nonlinear, cross-scale and ...Read more
Author:Oosthuizen, Rudolph; Pretorius, LDate:Aug 2012Enterprises, commercial or even a military force, exist in a complex world. They have to continuously serve the purpose they are designed for, and to grow as opportunities arise. The operations of the enterprise are always constrained by ...Read more
Author:Moepya, SO; Akhoury, SS; Nelwamondo, Fulufhelo VDate:Dec 2014In recent years, data mining techniques have been used to identify companies who issue fraudulent financial statements. However, most of the research conducted thus far use datasets that are balanced. This does not always represent reality, ...Read more
Author:Veerasamy, Namosha; Mokhonoana, PM; Vorster, JDate:Jul 2006This paper proposes the use of a data mining techniques to analyse the data recorded by the honeypot. This data can also be used to train Intrusion Detection Systems (IDS) in identifying attacks. Since the training is based on real data it ...Read more
Author:Herselman, Martha E; Botha, AdèleDate:Sep 2020The purpose of the paper is to identify minimum design element requirements from various Design Science Research (DSR) papers that have to be considered when applying the methodology. Then to demonstrate how these were addressed in various ...Read more
Author:Viljoen, NM; Van Zyl, HMDate:Oct 2009Over the last three decades, the discipline of Operations Research/Management Science (OR/MS) has experienced a pronounced crisis in identity, spurring heated debate in the discourse of the discipline. Central to this crisis is the gap between ...Read more
Author:Dawood, Zubeida CDate:Sep 2018Modularity has been increasingly used as a solution to assist with the use and maintenance of large ontologies. However, there is lack of evaluation methods available for determining the quality of an ontology module. While initial work has ...Read more
Author:Wall, KDate:Nov 2008CSIR research has found that franchising partnerships could alleviate and address many challenges in the operation and maintenance of water services infrastructure. Franchising brings appropriate training to those on-site, and also offers ...Read more
Author:Oberholster, Paul J; Hill, Liesl; Jappie, S; Truter, JC; Botha, ADate:Sep 2015Although bioassay approaches are useful for identifying chemicals of potential concern, they provide little understanding of the mechanisms of chemical toxicity. Without this understanding, it is difficult to address some of the key challenges ...Read more
Author:Herselman, Martha E; Marais, Mario A; Pitse-Boshoman, MDate:Jul 2010The focus of this paper is to indicate how skills can be enhanced in innovation through the application of the living lab methodology. When users are part of the creation of innovation in real-life contexts it can have a positive effect on ...Read more
Author:Salmon, BP; Holloway, DS; Kleynhans, Waldo; Olivier, JC; Wessels, Konrad JDate:Sep 2017In this paper, we propose a new method for extracting features from time-series satellite data to detect land cover change. We propose to make use of the behavior of a deterministic nonlinear system driven by a time-dependent force. The driving ...Read more
Author:Mouton, H; Roodt, J; Le Roux, HDate:Dec 2011The modern battlefield is a fast-paced, information-rich environment, where discovery of intent, situation awareness and the rapid evolution of concepts of operation and doctrine are critical success factors. A combination of the techniques ...Read more
Author:Van Zyl, TL; Mcferren, GDate:Jul 2013Earth observation data and meta-data are a central concern of the earth sciences. These data are generated by a myriad of both in-situ and remote sensors. Other sources of data include computational simulations, various ex-situ sources such ...Read more
Author:Dabrowski, James MDate:Jul 2014Excessive phosphate loading in the upper Olifants River, South Africa has resulted in widespread eutrophication and associated ecosystem health impacts. The majority of sewage treatment works (STWs) are operating poorly and are likely an ...Read more
Author:Smith, CJ; Oosthuizen, RudolphDate:Sep 2011Due to high cost of defence systems and the advent of multi-role military platforms, defence forces can no longer replace old systems with similar newer systems, but need to effectively and continually re-evaluate their defence capability ...Read more
Author:Herselman, Martha E; Smith, R; Gush, Kim L; Cambridge, G; Botha, Adèle; Marais, Mario ADate:Nov 2010The purpose of this article is to indicate how skills can be transferred through the application of the Digital Doorway (DD) design research model. Skills transfer takes place between the initiators of Digital Doorway (CSIR Meraka Institute) ...Read more
Author:Paige-Green, PDate:Jul 2011The Dynamic Cone Penetrometer (DCP) has been in use since the 1950s for various applications in pavement investigation. During the 1980s, Kleyn and Van Zyl described a method for upgrading unsealed roads to light sealed road standard based ...Read more
Author:Kotzé, Paula; Smuts, HDate:Nov 2016Enterprise systems engineering (ESE) is a multidisciplinary approach that combines traditional systems engineering (TSE) and strategic management to address methods and approaches for aligning system architectures, system development and ...Read more
Author:Strydom, Wilma FDate:Sep 2018This paper reports on an application of the Theory of Planned Behavior to understand the relationships between the determinants (latent variables) comprising the Theory of Planned Behavior and, based on these findings, to guide decision-making ...Read more