From: Classification feature sets for source code plagiarism detection in Java
Experiment | Precision | Â | Recall | Â | F-measure | Â |
---|---|---|---|---|---|---|
 | Before | After | Before | After | Before | After |
Baseline II [8] | 61.2% | 79.0% | 97.7% | 94.6% | 75.3% | 86.1% |
Hist4 | 63.8% | 82.2% | 97.3% | 93.9% | 77.1% | 87.7% |
Hist4+PerClass | 66.3% | 88.8% | 98.6% | 99.0% | 79.3% | 93.6% |