Browsing Engineering, Built Environment and Information Technology by Title

Browsing Engineering, Built Environment and Information Technology by Title

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  • When the ‘Law’ no longer suffices: "Dexter" 
    Olivier, Bert (Art Historical Work Group of South Africa, 2012)
    What are the hidden underpinnings of what may broadly be described as ‘vigilante’ stories, such as those in popular television series or films? What leads one to suspect that there are such out-of-sight presuppositions on ...
  • When “okay” is not okay : acoustic characteristics of single-word prosody conveying reluctance 
    Van Zyl, Marianne; Hanekom, Johannes Jurgens (Acoustical Society of America, 2013-01)
    The present study explored the acoustic characteristics of prosodic cues that indicate a speaker’s reluctance when giving permission or agreement using a single word (“okay”). Eight speakers (four male, four female) ...
  • Where are our universities going? A review, twenty years later 
    Inglesi-Lotz, Roula; Pouris, Anastassios (Academy of Science of South Africa, 2008)
    Globally, the classification and ratings of universities are based mainly on an institution's research productivity. South Africa, especially in the last decade, has experienced an increasing skills shortage, making the ...
  • Where is ‘utopia’ now : an exploration of contemporary Dutch utopian thought and art 
    Kruger, Runette (Art Historical Work Group of South Africa, 2008)
    The term ‘utopia’ originated in 1516, when Thomas More christened his imaginary perfect society ‘Utopia’. The name combines the Greek terms eutopia (‘good place’) and outopia (‘perfect place’ or ’no place’). In this article, ...
  • Where should the national R&D in materials science fit into South Africa’s future nuclear power programme? 
    Stumpf, Waldo E. (Southern African Institute of Mining and Metallurgy, 2015-10)
    South Africa recently announced a resurgence in its commercial nuclear power programme. The implications for the development of the necessary high-level manpower within South Africa’s tertiary educational system and its ...
  • Where to place wim stations? The brazilian approach including a novel data-driven spatial decision support system 
    Franceschi, L.; Otto,G.G.; Sobrosa, C.Q.; Tani, V.Z.; Valente, A.M. (Southern African Transport Conference, 2022)
    The current most advanced WIM systems distributed worldwide have already proven their capacity for weight enforcement. The question of whether or not precise weight measurements are possible in highway speeds is no longer ...
  • Which are harder? Soft skills or hard skills? 
    Pieterse, Vreda; Van Eekelen, Marko (Springer, 2016-10)
    This paper describes some technical and employability skills that are essential for our students to succeed in a career in software development. We conducted research aimed at understanding the students' problems when ...
  • Which consultant as principal agent can contribute the most to the cost effectiveness of a building project ? 
    Janse van Rensburg, Johannes Albertus; University of Pretoria. Faculty of Engineering, Built Environment and Information Technology. Dept. of Construction Economics (2010-07-06)
    For a client to decide which consultant in the professional team of a construction project will be the best equipped for the role as principal agent, it is necessary to compare the different constraints that may influence ...
  • Which type of slab is the most effective solution to concrete structures? 
    Visser, Willem David; University of Pretoria. Faculty of Engineering, Built Environment and Information Technology. Dept. of Construction Economics (2010-06-30)
  • White house 
    Unknown (2009-05-05)
    White house with veld and trees.
  • Who am I online? Examining voluntary use as symbolic-collective action 
    Naidoo, Rennie (Routledge, 2014)
    This article reports on a test of an integrated voluntary information technology use model that draws on social identity theory to extend the functional utility model of the user. User feedback on a health care insurance ...
  • Why epistemology matters 
    Dick, Archie L. (SAGE, 2013-01)
    Epistemology is traditionally devoted to the study of the justification or the evaluation of the beliefs we have on the basis of some given body of evidence. Epistemology in library and information studies questions its ...
  • Why is this an anomaly? Explaining anomalies using sequential explanations 
    Mokoena, Tshepiso; Celik, Turgay; Marivate, Vukosi (Elsevier, 2022-01)
    In most applications, anomaly detection operates in an unsupervised mode by looking for outliers hoping that they are anomalies. Unfortunately, most anomaly detectors do not come with explanations about which features make ...
  • Why relevance theory is relevant for lexicography 
    Bothma, T.J.D. (Theodorus Jan Daniel); Tarp, Sven (De Gruyter, 2014-10)
    This article starts by providing a brief summary of relevance theory in information science in relation to the function theory of lexicography, explaining the different types of relevance, viz. objective system relevance ...
  • Why should Chemo-Engineers be interested in Graph Grammars? - A Solution to the Inconsistency Problem in Distributed Modeling 
    Gruner, Stefan (Universität-Gesamthochschule Paderborn, Fachbereich Mathematik-Informatik, 1998-11)
    In distributed modeling, a group of developers are elaborating some specification in a work-sharing manner. Sub specifications and partial models are constructed according to a divide-and-conquer principle. Maintaining the ...
  • Wi-Fi fine time measurement : is it a viable alternative to ultrawideband for ranging in industrial environments? 
    Elikplim, Nkrow Raphael; Silva, Bruno; Hancke, Gerhard P.; Abu-Mahfouz, Adnan; Shu, Lei (Institute of Electrical and Electronics Engineers, 2023-09)
    Time-based ranging approaches have long been used for indoor positioning due to their reliability and accuracy. Two-way ranging (TWR) with ultrawideband (UWB) has often been utilized for indoor positioning systems (IPSs) ...
  • Wideband 0.5-50 GHz double-ridged guide horn antenna using coaxial-to-ridge waveguide launcher 
    Jacobs, Bennie; Odendaal, J.W. (Johann Wilhelm); Joubert, Johan (Wiley, 2024-04)
    Ever-increasing bandwidth requirements from various industries drive the need for the ever-increasing bandwidth of antennas used for testing. Broadband Double-Ridged Guide Horn (DRGH) antennas are used extensively in antenna ...
  • Wideband antenna for 4G MIMO applications 
    Kenny, Caitlin; Odendaal, J.W. (Johann Wilhelm); Joubert, Johan (Wiley, 2017-03)
    A small, wideband, multiple-input-multiple-output antenna is presented for 4G long term evolution (LTE) applications. The proposed antenna consists of a vertically polarized wideband stepped slot, as well as a horizontally ...
  • Wideband bandpass filter with extremely wide upper stopband 
    Malherbe, J.A.G., 1940- (Institute of Electrical and Electronics Engineers, 2018-06)
    The realization of planar wideband bandpass filters with an extremely wide upper stopband is described. The filter design differs from conventional approaches in which it is based on the choice of a wideband bandstop (BS) ...
  • Wideband bandstop filter with sub-harmonic stubs 
    Malherbe, J.A.G., 1940- (Institution of Engineering and Technology, 2011-05)
    The performance of a wideband bandstop transmission line filter employing a series overlay inductor over two stubs resonating at respectively one half and one quarter of the centre frequency, is described. The structure ...