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Pieter Cawood and Terence Van Zyl
The techniques of hybridisation and ensemble learning are popular model fusion techniques for improving the predictive power of forecasting methods. With limited research that instigates combining these two promising approaches, this paper focuses on the...
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Thabang Mathonsi and Terence L. van Zyl
Hybrid methods have been shown to outperform pure statistical and pure deep learning methods at forecasting tasks and quantifying the associated uncertainty with those forecasts (prediction intervals). One example is Exponential Smoothing Recurrent Neura...
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Gerhardus van Zyl
AbstractOrientation: This study was part of an ongoing research project on various aspects of employee productivity in the South African workplace.Research purpose: The aim of this study was to determine the impact of industry and geographic dynamics on ...
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Gerhardus van Zyl
AbstractOrientation: This study is part of an ongoing research project on various aspects of employee productivity in the South African workplace.Research purpose: The aim of this article was to determine the firm-based employee productivity impacts beca...
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R. Thomas, S. van Zyl, R.M. Naidoo, R.C. Bansal, N.T. Mbungu, M. Bipath
The optimised placement of reclosers on a distribution network is known to improve the reliability of a power system. Furthermore, the protection settings on distribution systems rely heavily on the number and placement of such reclosers. This study exam...
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Gerhardus van Zyl
AbstractOrientation: This study is part of an ongoing research project on various dimensions of labour productivity in the South African workplace.Research purpose: The aim of this article was to determine the magnitude of employee migration to...
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Mustafa Ustuner and Fusun Balik Sanli
In terms of providing various scattering mechanisms, polarimetric target decompositions provide certain benefits for the interpretation of PolSAR images. This paper tested the capabilities of different polarimetric target decompositions in crop classific...
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Bolelang H. Sibolla, Serena Coetzee and Terence L. Van Zyl
Sensor networks generate substantial amounts of frequently updated, highly dynamic data that are transmitted as packets in a data stream. The high frequency and continuous unbound nature of data streams leads to challenges when deriving knowledge from th...
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Gerhardus van Zyl
AbstractThe aim of this article is to determine the impact of in-house training (defined as any training provided by firms in the workplace) on employee productivity, employee remuneration and net employee productivity gains when diversity attributes of ...
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Linda van Zyl,Danielle van Wyk
AbstractSection 164(3) of the Tax Administration Act No. 28 of 2011 gives a senior SARS official the discretion to suspend the payment of disputed tax or a portion thereof, having regard to relevant factors. Limited guidance is available in this regard. ...
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