AUC	area under the curve
COSY	correlation spectroscopy
HMDB	Human Metabolome Database
HSQC	heteronuclear single quantum correlation
NMR	nuclear magnetic resonance
OPLS-DA	orthogonal partial least square–discriminant analysis
Par	Pareto
PCA	principal component analysis
PLS-DA	partial least square–discriminant analysis
RF	random forest
ROC	receiver operating characteristic
SVM	support vector machine
UV	unit variance