Table 1.
Confusion matrix and performance matrix of PSD of alpha and gamma band using k-NN classifier (recall session 1).
| (C) Performance matrix: specificity, sensitivity, and | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| accuracy for alpha and gamma waves to distinguish | |||||||||
| (A) Confusion matrix of alpha |
(B) Confusion matrix of gamma |
visual learners from non-visual learners |
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| n = 34 | Predicted (NL) | Predicted (L) | n = 34 | Predicted (NL) | Predicted (L) | Specificity (%) | Sensitivity (%) | Accuracy (%) | |
| Actual (NL) | TN = 16 | FP = 1 | Actual (NL) | TN = 16 | FP = 1 | Alpha waves | 94% | 94% | 97% |
| Actual (L) | FN = 1 | TP = 16 | Actual (L) | FN = 1 | TP = 16 | Gamma waves | 94% | 94% | 94% |