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. 2018 Jul 9;55(10):3949–3959. doi: 10.1007/s13197-018-3320-x

Table 3.

Confusion matrix for classification by (a) ANN-V1 between viable and not- viable seeds at Stage-II and (b) ANN-V2 between high vigour and not-high vigour seeds at Stage-II

(a) Total number of seeds tested = 67 Predicted class: VIABLE Predicted class: NOT- VIABLE
Ground truth of seeds True class: VIABLE TP: 46 FN: 3 TPR, sensitivity, recall = 93.88%
True class: NOT-VIABLE FP: 1 TN: 17 TNR, specificity = 94.44%
Accuracy = 94.03% PPV, precision = 97.87% NPV = 85% F1 score = 0.96
(b) Total number of seeds tested = 67 Predicted class: HIGH VIGOUR Predicted class: NOT-HIGH VIGOUR
Ground truth of seeds True class: HIGH VIGOUR TP: 42 FN: 5 TPR, sensitivity, recall = 89.36%
True class: NOT-HIGH VIGOUR FP: 2 TN: 18 TNR, specificity = 90%
Accuracy = 89.55% PPV, precision = 95.45% NPV = 78.26% F1 score = 0.92