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Evaluation of classification results using AdaBoost classifier. (A) Receiver operating characteristic (ROC) curve for cognitively normal compared to cognitively impaired (CI). (B) Precision vs. recall curve (PRC) for cognitively normal compared to CI. Solid line represents the mean curve using five-fold cross-validation. Shaded areas represent ± 1 standard deviation. AUC reported as mean ± standard deviation across five-fold.
