Table 5.
Classification matrix obtained by GDA showing the percentage of correctly predicted classifications (%) vs. the observed classifications for continental and coastal winegrowing areas and zones B, CI, and CII.
|
Winegrowing areas and zones |
Complete data set (all wines) (n = 190) |
Authentic wines (n = 78) |
Crossvalidation data set (commercial wines) (n = 112) |
|---|---|---|---|
| Continental Croatia | 97.5 | 100.0 | 87.2 |
| Coastal Croatia | 98.6 | 100.0 | 79.4 |
| Total | 97.9 | 100.0 | 84.8 |
| Zone CII | 100.0 | 100.0 | 79.4 |
| Zone B | 91.0 | 96.0 | 67.9 |
| Zone CI | 54.8 | 82.4 | 44.0 |
| Total | 86.3 | 94.9 | 66.1 |