Research Article

Assessing the Quality of Calyx of Physalis alkekengi L. var. franchetii Based on Quantitative Analysis of Q-Marker Combined with Chemometrics and Machine Learning Algorithms

Figure 6

Histogram of average contents of (a) rutin, (b) luteoloside, and (c) physalin O ( values of Class 1 vs. Class 2-1 or Class 2-2: ; values of Class 2-1 vs. Class 2-2: ).
(a)
(b)
(c)