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Table 4 Analysis of variable contributions and model assessment

From: Human brucellosis occurrences in inner mongolia, China: a spatio-temporal distribution and ecological niche modeling approach

  ENM_1 ENM_2
Variable Percent contribution Permutation importance Percent contribution Permutation importance
Sheep10 23.4 10.5 22 8.1
Rumi05 20.2 9.8 22.6 4.8
Alt 15.3 25.2 13.8 32.9
Bio 15 14.7 8.7 11.8 6.8
Bio 7 9.5 3.1 12.1 9.5
Bio 3 7.3 6.0 6.2 1.9
Access 5.9 1.4 6.1 0.7
Bio 10 1.3 6.6 2.4 5.9
Pop 0.9 12.5 1.0 9.6
Bio 2 0.7 3.4 0.4 4.1
Cattle05 0.5 2.3 0 1.0
Evi mean 0.2 2.8 0.2 3.6
Cattle10 0.2 1.2 0.2 1.3
Prec mean 0.1 5.3 0.5 6.8
lst mean 0.1 0.6 0.1 1.8
Goat10 0 0.3 0.5 0.8
Mir mean 0 0.5 0 0.2
  ENM_1 ENM_2
Training gain 2.634 2.614
Test gain 2.667 1.252
Training AUC 0.976 0.975
Test AUC 0.973 0.936