Decoded Intelligence Signal
AUC-ROC
advanced
strategy
Verified: May 27, 2026Lexicon Core Definition
Area Under the Receiver Operating Characteristic Curve; measures a classifier's ability to discriminate between classes across all possible decision thresholds; a model with AUC = 0.5 performs no better than chance.
Analysis Breakdown
Area Under the Receiver Operating Characteristic Curve; measures a classifier's ability to discriminate between classes across all possible decision thresholds; a model with AUC = 0.5 performs no better than chance. Full explanation coming soon when Journey 23 content is ingested.