Fig. 4

RMSECV for 35 windows size and 7 latent variables for the full-spectrum models: glycyrrhizic acid (a), liquiritin (b), isoliquiritin (c), total flavonoids (d)
RMSECV for 35 windows size and 7 latent variables for the full-spectrum models: glycyrrhizic acid (a), liquiritin (b), isoliquiritin (c), total flavonoids (d)