Table 1: A detailed list for the training set and the prediction set of five different kinds of Angelica dahurica samples.

Groups codef1f2f3f4f5

Sample group12345
Symbol·×
PCA, LDA, or PLSDA training set1st–37th38th–73rd74th–105th106th–138th139th–171st
PCA, LDA, or PLSDA prediction set1st–13th14th–27th28th–45th46th–62nd63rd–79th