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Christiaan Scheepers and Andries Engelbrecht
In spite of being introduced over twenty-five years ago, Fonseca and Fleming?s attainment surfaces have not been widely used. This article investigates some of the shortcomings that may have led to the lack of adoption of this performance measure. The qu...
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Kyle Erwin and Andries Engelbrecht
Portfolio optimization is a multi-objective optimization problem (MOOP) with risk and profit, or some form of the two, as competing objectives. Single-objective portfolio optimization requires a trade-off coefficient to be specified in order to balance t...
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Werner Mostert, Katherine M. Malan and Andries P. Engelbrecht
This study presents a novel performance metric for feature selection algorithms that is unbiased and can be used for comparative analysis across feature selection problems. The baseline fitness improvement (BFI) measure quantifies the potential value gai...
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Ryan Dieter Lang and Andries Petrus Engelbrecht
The choice of which objective functions, or benchmark problems, should be used to test an optimization algorithm is a crucial part of the algorithm selection framework. Benchmark suites that are often used in the literature have been shown to exhibit poo...
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Jonathan Mwaura, Andries P. Engelbrecht and Filipe V. Nepomuceno
Multimodal problems are single objective optimisation problems with multiple local and global optima. The objective of multimodal optimisation is to locate all or most of the optima. Niching algorithms are the techniques utilised to locate these optima. ...
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Riaan Engelbrecht, Andrew McEwan and Raffaele Spinelli
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J. Engelbrecht,A. Thomas
AbstractThe objective of the study was to illustrate the consequences of management oversight, as an element of poor corporate governance, of timeous stakeholder identification and engagement during a South African mining crisis. A secondary objective wa...
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Waldette Engelbrecht
AbstractIn terms of the new Dividends Tax, which came into effect on 1 April 2012, Dividends Tax may be the liability of the beneficial owner of the dividend. This makes it important to correctly identify the beneficial owner. The term beneficial owner i...
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Ansie Harding, Johann Engelbrecht
Pág. 7 bladsye
Research on undergradute mathematics education is a relatively new field that originated less than 20 years ago in the United States of America (USA), and that is known under the acronymn RUME (Research in Undergraduate Mathematics Education). In ...
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Hans-Christian Ingerslev and Michael Engelbrecht Nielsen
Pág. 27 - 28
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