GC/MS	Gas Chromatography/Mass Spectrometry
LDA	Linear Discriminant Analysis
PCA	Principal Component Analysis
NIR	Near-Infrared Spectroscopy
HSI	Hyperspectral imaging
VOCs	Volatile organic compounds
PLSR	Partial Least Squares Regression
SVM	Support Vector Machines
ANN	Artificial Neural Networks
MOX	Metal Oxide Sensors
E-nose	Electronic nose
HCA	Hierarchical Cluster Analysis
HS-SPME	Headspace Solid-Phase Microextraction