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 3

HCA of PALF. (a) HCA of the samples (G1: the samples are brightly colored and almost free of moths and mold; G2: the samples are brown or dark brown and are moldy or moth-eaten to varying degrees). (b) HCA of G2 (g1: the sample is dark brown and moldy or severely moth-eaten; g2: the sample is light brown with slight mildew or is moth-eaten).