Chemistry Combining Elemental Profile, Stable Isotopic Ratios, and Chemometrics for Fine Classification of a Chinese Herb Licorice (<i>Glycyrrhiza uralensis</i> Fisch.) from 37 Producing Area

<div>The flowchart of ES-LS-SVM to predict a test object (from class 37).</div>

Journal of Analytical Methods in Chemistry

fig4

Figure 4

Figure 4: Chemistry Combining Elemental Profile, Stable Isotopic Ratios, and Chemometrics for Fine Classification of a Chinese Herb Licorice (<i>Glycyrrhiza uralensis</i> Fisch.) from 37 Producing Area 

Figure 4 | Chemistry Combining Elemental Profile, Stable Isotopic Ratios, and Chemometrics for Fine Classification of a Chinese Herb Licorice (Glycyrrhiza uralensis Fisch.) from 37 Producing Area 