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NFL game forecasts & backtests 11,978 data points · 1,562 fields
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What the backtests support These verdicts summarize the frozen 2024–2025 evaluation. They do not promote experimental forecasts into current recommendations. A single correct pick is not proof of a repeatable pattern.
One game
No single-game verdict 80% margin range: ±18.0 points; observed coverage 82.3%
A single upset or correct pick cannot tell us whether a forecast has a lasting edge. Judge frozen predictions over many games.
The range is calibrated from historical errors; it does not capture every roster or injury change.
Across games
Measured pooled edge over Elo Model − Elo Brier -0.0078; 95% block interval -0.0140 to -0.0018 (n=569)
Lower Brier is better. The paired interval stays below zero across the pooled held-out games.
This is a historical model comparison, not proof of an advantage on the next matchup.
Across seasons
Consistency still mixed 1 of 2 seasons have a model-favoring 95% interval versus Elo
2024: -0.0139 to 0.0042 · 2025: -0.0186 to -0.0024
Only the evaluated seasons are represented. More unseen seasons and model-change controls are needed before calling this durable.
Player to next season
New signal not established Candidate MAE 3.103 vs age plus production 3.098 (3009 player-seasons)
The candidate does not beat the strongest existing baseline on this point-error measure.
Inspected historical seasons and excluded rookie or thin-history cohorts limit any claim about next-season skill.
Historical market check
Market ahead on paired subset Model − market Brier 0.0107; 95% block interval 0.0040 to 0.0185
Positive values favor the historical market on games with matched odds.
Historical odds lack archived quote times. This is not evidence of a real-time or tradable edge.
Evidence metadata Frozen artifact d5b0aa30726c · Snapshot Sep 5, 2026, 1:00 AM UTC
Read the compact evidence API
Players, teams & metrics All data points Field dictionary This-page CSV uses field path, type and value columns, including source context. Full dataset downloads are above.
11,978 matches · 11251–11300 shown. Every field remains available in the full download. Filters are saved in this page’s address.
Recorded data points Field path Value & type $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2024"]["interval_count"] 434 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2024"]["mae"] 48.445373220716405 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2024"]["mean_interval_width"] 163.45827078225906 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2024"]["spearman"] 0.6841298092783372 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2025"]["count"] 419 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2025"]["coverage"] 0.8138424821002387 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2025"]["interval_count"] 419 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2025"]["mae"] 46.175543837912834 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2025"]["mean_interval_width"] 162.51933009639433 number $["player"]["next_season_ppr_points"]["summaries"]["original_age_plus_production"]["perSeason"]["2025"]["spearman"] 0.7164905709142368 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["overall"]["count"] 3009 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["overall"]["coverage"] 0.8140877598152425 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["overall"]["interval_count"] 2598 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["overall"]["mae"] 49.467273177351245 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["overall"]["mean_interval_width"] 169.02084608577235 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["overall"]["spearman"] 0.6584603383681302 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["QB"]["count"] 445 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["QB"]["coverage"] 0.8298969072164949 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["QB"]["interval_count"] 388 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["QB"]["mae"] 70.0093221971333 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["QB"]["mean_interval_width"] 256.8282751369467 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["QB"]["spearman"] 0.6631746177419159 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["RB"]["count"] 838 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["RB"]["coverage"] 0.8071625344352618 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["RB"]["interval_count"] 726 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["RB"]["mae"] 50.12483979737916 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["RB"]["mean_interval_width"] 165.44326522596586 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["RB"]["spearman"] 0.6598563420055114 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["TE"]["count"] 564 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["TE"]["coverage"] 0.7991718426501035 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["TE"]["interval_count"] 483 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["TE"]["mae"] 37.45812806841633 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["TE"]["mean_interval_width"] 120.2749203033996 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["TE"]["spearman"] 0.625558021106246 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["WR"]["count"] 1162 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["WR"]["coverage"] 0.8201798201798202 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["WR"]["interval_count"] 1001 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["WR"]["mae"] 46.9551434011489 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["WR"]["mean_interval_width"] 161.10108922788018 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perPosition"]["WR"]["spearman"] 0.6884185527087027 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2019"]["count"] 411 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2019"]["coverage"] Unavailable (null) null $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2019"]["interval_count"] 0 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2019"]["mae"] 52.53577935225621 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2019"]["mean_interval_width"] Unavailable (null) null $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2019"]["spearman"] 0.6083221945611408 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2020"]["count"] 427 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2020"]["coverage"] 0.8056206088992974 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2020"]["interval_count"] 427 number $["player"]["next_season_ppr_points"]["summaries"]["original_football"]["perSeason"]["2020"]["mae"] 51.60994756583423 number
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272 scheduled games, 32 team outlooks, probability calibration, score errors and player-production experiments. Frozen preseason research; does not change public rankings.
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