Fig 1.
Average preprocessed spectra of 115 Sharwil, 52 Beshore, and 32 Yamagata from 2022.
Fig 2.
Canonical discriminant analysis plots for (A) discriminating between three varieties and (B) identifying Sharwil from the other two varieties, with a randomly generated y-axis to aid visualization.
Table 1.
Classification matrices of the test sets for discriminating three varieties and identifying Sharwil from the other two varieties.
Fig 3.
Canonical coefficient plots show the contribution of each variable in the classifier (A) discriminating three varieties and (B) identifying Sharwil from the other two varieties.
Table 2.
The mean ± standard errors of dry matter, fat content and total antioxidant capacity of 60 avocados.
Different lower-case letters denote significant differences in means between the groups.
Fig 4.
The average spectra of 422 Sharwil (SW), 129 Greengold (GG), 97 Nishikawa (N), 43 Cannon ball (CB) from 2023 (A) across all ripening stages, and at (B) one, (C) three, and (D) more than six days.
Table 3.
Classification matrices of the test sets for discriminating five varieties and identifying Sharwil from the other four varieties.
Fig 5.
Canonical discriminant analysis plots for (A) the first two dimensions in discriminating between five varieties and (B) identifying Sharwil from the other four varieties.