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  3. Sport Intelligence Benchmark 97k Matches
Original Research14-07-2026•Reading time11 min

Sport Intelligence Benchmark: Brier 0.5783 Across 97,000 Matches, V2 LightGBM Ensemble

Why accuracy lies about football predictions and the Brier score does not. The portfolio's Sport Intelligence engine publishes a Brier score of 0.5783 across 97,000 historical matches, with a V2 LightGBM ensemble, isotonic calibration, and a reproducible public repo.

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Why accuracy lies about football predictions and the Brier score does not. The portfolio's Sport Intelligence engine publishes a Brier score of 0.5783 across 97,000 historical matches, with a V2 LightGBM ensemble, isotonic calibration, and a reproducible public repo.

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