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Volume 20, Issue 2 (2021)

Research Articles

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Evaluating the Performance of Extreme Learning Machine Technique for Ore Grade Estimation
Clara Akalanya Abuntori, Sulemana Al-Hassan, Daniel Mireku-Gyimah, and Yao Yevenyo Ziggah

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Spatiotemporal Interactions between Surface Coal Mining and Land Cover and Use Changes
Nikolaos Paraskevis, Aikaterini Servou, Christos Roumpos, and Francis Pavloudakis

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Mining energy consumption as a function of ore grade decline: the case of lead and zinc
Ricardo Magdalena, Alicia Valero, Jose-Luis Palacios, and Antonio Valero