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(a–p) Relative variable importance (RVI) of all variable-scale combinations from BRT models of P. knowlesi occurrence (176 predictors). See table 1 for variable definitions. Green points represent the whole-study-site, blue points the mainland-only model. Purple boxes indicate the 16 variable-scale combinations with the highest RVIs, detail of which is shown in the electronic supplementary material, figure S1a.
