Fig. 2

Feature selection process for T1w + T2w MRI data (A) Baseline MRI representative images of rat treatment groups, with a circle highlighting the tumor region (B) Feature correlation heatmap for binary classification model (C) Feature correlation heatmap for multi-class classification model (D) RFECV feature selection process for binary classification model (E) RFECV feature selection process for multi-class classification model (F) Features importance