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The threshold for local color-based classification_
| Threshold | Hue | Value |
|---|---|---|
| Lower | 15 | 60 |
| Middle | 34 | 127 |
| Upper | 80 | 200 |
Performance evaluation of color-based tobacco leaf classification_
| Actual | ||||
|---|---|---|---|---|
| M | K | B | ||
| M | 33 | 1 | 2 | |
| Predicted | K | 8 | 72 | 4 |
| B | 2 | 0 | 82 | |
| Accuracy | 0.91667 | |||
| Precision | 0.91667 | |||
| Sensitivity | 0.89519 | |||
| Specificity | 0.95751 |