Table 2.
Data matrix | Member | OPLS‐DA Model | |||
---|---|---|---|---|---|
C | N | S | % CC | ||
Quality parameters | |||||
Calibration | |||||
C | 15 | 15 | 0 | 0 | 100 |
N | 15 | 2 | 13 | 0 | 87 |
S | 15 | 0 | 0 | 15 | 100 |
Total | 45 | 16 | 14 | 15 | 96 |
Validation | |||||
C | 5 | 5 | 0 | 0 | 100 |
N | 5 | 1 | 4 | 0 | 80 |
S | 5 | 0 | 1 | 4 | 80 |
Total | 15 | 6 | 5 | 4 | 87 |
UV‐vis_untreated | |||||
Calibration | |||||
C | 15 | 15 | 0 | 0 | 100 |
N | 15 | 1 | 14 | 0 | 93 |
S | 15 | 0 | 0 | 15 | 100 |
Total | 45 | 16 | 14 | 15 | 98 |
Validation | |||||
C | 5 | 5 | 0 | 0 | 100 |
N | 5 | 1 | 4 | 0 | 80 |
S | 5 | 0 | 0 | 5 | 100 |
Total | 15 | 6 | 4 | 5 | 93 |
UV‐vis_SNV+2der | |||||
Calibration | |||||
C | 15 | 15 | 0 | 0 | 100 |
N | 15 | 0 | 15 | 0 | 100 |
S | 15 | 0 | 0 | 15 | 100 |
Total | 45 | 15 | 15 | 15 | 100 |
Validation | |||||
C | 5 | 5 | 0 | 0 | 100 |
N | 5 | 0 | 5 | 0 | 100 |
S | 5 | 0 | 0 | 5 | 100 |
Total | 15 | 5 | 5 | 5 | 100 |
%CC: percentage of correct classification; C, central; N, North; S, South.