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Classification Matrix for ROC/PR Evaluation
| predicted | ||||
| positive link | negative link | non-existent link | ||
| positive link | TP | FP | FN | |
| actual | negative link | FP | TP | FN |
| non-existent link | FP | FP | TN | |
Mapping of three-class classification problem (no edge present, positive regulation, negative regulation) onto two-class ROC/PR evaluation. TP: True Positive, TN: True Negative, FP: False Positive, FN: False Negative.
