Fig. 5: Artificial intelligence classification model based on brain morphology and clinical features.

A Bar chart showing feature importance ranking for clinical variables. B Bar chart showing feature importance ranking for brain morphology and clinical variables. C Heatmap of AUC value from various machine learning models for predicting tremor type in test set. D The performance on external test set. RF random forest, SVM support vector machines, LASSO least absolute shrinkage and selection operator.