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A sign-aware, half-life-decayed contrarian overlay with walk-forward validation. We build a daily macroeconomic-surprise score for eight currency zones.
Statistical proof — Out-of-Sample

The figures below are out-of-sample (OOS), measured on data the model never saw. We also publish what does not work.

0.55
OOS Sortino — directional basket of the 6 major pairs
0.41
OOS Sharpe
0.55
OOS Sortino
6.7%
Max drawdown
8
Scored zones
Significant signals — out-of-sample IC (|t| > 2)
Pair Horizon OOS IC t-stat N obs.
GBP/USD 4 wk +0.298 5.7 336
USD/JPY 4 wk +0.127 2.3 336
Validation protocol OOS 2020–2026 · walk-forward · sign-aware surprise score (overreaction → mean reversion).
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Léo Lombardini

Léo Lombardini

Trader, Economics & Quant

Passionate about market analysis and statistical modeling, Léo oversees the strategic allocation of the model portfolio and the development of Horacle Capital's quantitative frameworks, as well as writing weekly articles.

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