Author:Olivrin, G; Van Der Walt, WDate:Sep 2009This paper investigates how video playback can be introduced in DAISY by building on the DAISY 3 standard and on existing open-source software. The paper presents the process of creating and authoring a video-based sign language DAISY publication ...Read more
Author:Butgereit, LDate:Oct 2011South Africa is a semi-arid country and water resources need to be monitored. The Internet of Things is the phenomenon of more and more things (as opposed to people and services) becoming connected to the Internet. This paper describes a ...Read more
Author:Labuschagne, WA; Veerasamy, NamoshaDate:Jul 2013The paper will illustrate the dangers of social networking malware through examples. In addition, the paper will discuss propagation techniques used in social networking malware. The aim of the paper is to create user awareness to minimise ...Read more
Author:Baumbach, J; Coetzee, EM; Sieberhagen, RH; Jonker, CRDate:Jul 2011The differences in scotopic recovery time between LED illuminators and a tungsten-halogen illuminator was investigated. The spectral distribution and the luminous intensity distribution of all the supplied illuminators were measured. The ...Read more
Author:Labuschagne, WA; Eloff, MM; Veerasamy, NamoshaDate:Sep 2012Social networking sites have increased in popularity and are utilized for many purposes which include connecting with other people, sharing information and creating content. Many people on social networking sites use these platforms to express ...Read more
Author:Egidius, PM; Abu-Mahfouz, Adnan MI; Ndiaye, M; Hancke, GPDate:Feb 2019Wireless Sensor Networks (WSN) have made a substantial impact in our lives by allowing us to communicate, monitor certain environments thus enabling us to build systems such as software-defined wireless sensor networks (SDWSN) which are ...Read more
Author:Molose, R; Isong, B; Dladlu, N; Abu-Mahfouz, Adnan MIDate:Jul 2022Energy consumption and the network lifespan of wireless sensor networks (WSNs) are greatly affected by data transmission and retransmission. The challenge follows the energy limitation of sensor nodes with replaceable batteries. Albeit several ...Read more
Author:Van der Walt, Christiaan M; Barnard, EDate:Nov 2006The relationship between the distribution of data, on the one hand, and classifier performance, on the other, for non-parametric classifiers has been studied. It is shown that predictable factors such as the available amount of training data ...Read more
Author:Cooper, Antony KDate:20 Apr 2006In this article, it talks about Data collection, transfer and the development of national standards – critical components necessary for the success of a GIS in South Africa. It again includes National Government’s responsibility in the creation ...Read more
Author:Cooper, Antony K; Govender, S; Lance, K; Tieszen, LLDate:Apr 2005Data content standards tend to be more accessible. Easier to understand. Used directly by many end users. Immediately applicable to Africa. More susceptible to culture and language – Hence, more important to have local standardsRead more
Author:Olaitan, O; Herselman, Martha E; Wayi, NDate:Jul 2019Background: There are different uses of data in an organisation. Data are required for reporting purposes, decision-making and providing access to vital facts to enable work processes across business units. Data are central to an organisation’s ...Read more
Author:Matusowsky, M; Ramotsoela, DT; Abu-Mahfouz, Adnan MIDate:May 2020Data integrity in wireless sensor networks (WSN) is very important because incorrect or missing values could result in the system making suboptimal or catastrophic decisions. Data imputation allows for a system to counteract the effect of ...Read more
Author:Thulare, Tumiso; Herselman, Martha E; Botha, AdèleDate:Dec 2020Poor system use, including inappropriate design of health information systems, causes difficulties in communication with patients and increased time spent by healthcare professionals in recording the necessary health information for medical ...Read more
Author:Machaka, P; Nelwamondo, Fulufhelo VDate:Aug 2016This chapter reviews the evolution of the traditional internet into the Internet of Things (IoT). The characteristics and application of the IoT are also reviewed, together with its security concerns in terms of distributed denial of service ...Read more
Author:Baloyi, Ntsako; Kotzé, PDate:Sep 2018Data privacy concerns in the Internet of Things (IoT) and cyberphysical systems (CPS) are real, valid and accentuated. In this paper it is argued that data privacy compliance in IoT and CPS should be addressed at both technical and non-technical ...Read more
Author:Duncombe-Rae, CMDate:1989The first cruise of the Marion Off-shore Ecological Study (MOES-I), during April and May 1987, was a multi-disciplinary effort aimed at gaining a further understanding of the relationships between productivity and the environment in the ...Read more