Conference Proceedings - World Mining Congress 2026

217 Figure 6: Third step of the realization, where the decision tree branches: the hierarchy based on sample proportions (left) allocates category 5 (red), whereas the hierarchy based on declustered proportions (right) allocates category 1 (blue). Figure 7: Fourth step of realization, at the left map category 1 (blue) is allocated, whereas at the right map category 5 (red) is allocated. 1 1 1 1 2 3 3 4 4 4 4 4 5 5 5 5 1 1 1 1 2 3 3 4 4 4 4 4 5 5 5 5 1 1 1 1 2 3 3 4 4 4 4 4 5 5 5 5 1 1 1 1 2 3 3 4 4 4 4 4 5 5 5 5

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