Key Metrics to Understand

Key Metrics to Understand

Essential metrics for measuring TAR effectiveness

TAR Metrics

MetricDefinitionTarget
Recall% of relevant documents found≥75%
Precision% of marked documents that are truly relevantVaries
Elusion% of unreviewed documents that are relevant≤10%
F1 ScoreHarmonic mean of precision and recallBalance
Richness% of relevant documents in collectionBaseline
TAR Workflow SummaryGlossary of Key Terms