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. 2014 Sep 29;14(10):18114–18130. doi: 10.3390/s141018114

Figure 5.

Figure 5.

BRPH amount classification for different ages: (a) PCA for the amount classification of the younger than 3rd-instar nymphs (U3IN) group; (b) PCA for the amount classification of the older than 3rd-instar nymphs (O3IN) group; (c) PCA for the amount classification of the adult group; (d) LDA for the amount classification of the U3IN group;(e) LDA for the amount classification of the O3IN group; (f) LDA for the amount classification of the adult group.