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. 2012 May 3;7(5):e35077. doi: 10.1371/journal.pone.0035077

Table 1. Evaluation of Predicted Networks.

Predicted Regulation
Activation Inhibition No Regulation
Actual Regulation
Activation TP FP FN
Inhibition FP TP FN
No Regulation FP FP TN

Classifications of predicted links as true positives (TP), false positives (FP), true negatives (TN) and false negatives (FN). The assignment given here is used in the three-class classification problem to compute sensitivity, specificity and precision.