| ED,MVI,OTLR,EC,SCALE,CI,DUMMY,DIM | |
| imputeByFd,imputeByMean,winsorize,imputeByMean,scale,abstain,dummycoding,pca | |
| outlierBySd,imputeByMedian,outlierBySd,imputeByMedian,,tomeklink,frequencyEncode,ppca | |
| outlierByIQR,mice,outlierByIQR,fillDefault,,SMOTE,, | |
| ,fillDefault,,,,flipLabels,, | |
| ,imputeByFd,,,,underSampling,, | |
| ,forward_fill,,,,,, |