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Significant difference analysis of feature importance results of four methods by Wilcoxon signed-rank test.
| Comparison | Test statistic | P-value | significance |
|---|---|---|---|
| variable_ranking vs permutation_ranking | 871,839.0 | 0.046 | YES |
| variable_ranking vs heatmap_ranking | 914,741.0 | 0.823 | NO |
| variable_ranking vs SHAP_ranking | 919,254.5 | 0.970 | NO |
| heatmap_ranking vs permutation_ranking | 904,463.5 | 0.518 | NO |
| permutation_ranking vs SHAP_ranking | 918,051.0 | 0.931 | NO |
| SHAP_ranking vs heatmap_ranking | 919,427.5 | 0.976 | NO |
