Fig. 1
From: Classification of vasovagal syncope from physiological signals on tilt table testing
Receiver operating characteristics curve by D1 and D2. (Here A KNN imputation data + FI selected features; B mean imputation data + FI selected features; C KNN imputation data + GA selected features; D mean imputation data + GA selected features; E KNN imputation data + RFE selected features; F mean imputation data + RFE selected features.)