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Vol. 31 No. 1 (2015)

Published: 2015-04-28

Editorial

Editorial to Volume 31(1)

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Research Articles

An improved formulation of the underground mine scheduling optimisation problem when considering selective mining

SE Terblanche, A Bley

1-16
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The impact of pre-selected variance inflation factor thresholds on the stability and predictive power of logistic regression models in credit scoring

PJ de Jongh, E de Jongh, M Pienaar, H Gordon-Grant, M Oberholzer, L Santana

17-37
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A genetic algorithm selection perturbative hyper-heuristic for solving the school timetabling problem

R Raghavjee, N Pillay

39-60
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