Out-of-sample testing is the part of validation that separates a model with a real edge from one that has only memorised the past. This article covers how it works, why it's the minimum bar for serious model evaluation, and how darwintIQ's rolling window approach extends the idea further.
XAUUSD currently reads constructive bearish, with regime and model leadership broadly aligned. Main risk: The edge looks narrow and parameter-sensitive.
Trading expectancy is the average profit you can expect per trade once win rate and risk/reward are combined. This article explains the formula, walks through how to interpret it, and shows how it fits alongside the metrics on the darwintIQ dashboard.