Decoded Intelligence Signal
Out-of-Sample Data
advanced
strategy
Verified: May 27, 2026Lexicon Core Definition
Historical data deliberately excluded from strategy development and optimization, used only to validate performance after all parameters are finalized; the critical test of whether a strategy has discovered genuine edge or has overfit to historical patterns.
Analysis Breakdown
Historical data deliberately excluded from strategy development and optimization, used only to validate performance after all parameters are finalized; the critical test of whether a strategy has discovered genuine edge or has overfit to historical patterns. Full explanation coming soon when Journey 22 content is ingested.