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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 · 11601–11650 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_ppg"]["summaries"]["original_football"]["perSeason"]["2019"]["mean_interval_width"] Unavailable (null) null $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2019"]["spearman"] 0.6316332822534751 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2020"]["count"] 427 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2020"]["coverage"] 0.8407494145199064 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2020"]["interval_count"] 427 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2020"]["mae"] 3.3003720882260863 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2020"]["mean_interval_width"] 11.31447090231057 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2020"]["spearman"] 0.6974651803546104 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2021"]["count"] 438 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2021"]["coverage"] 0.8310502283105022 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2021"]["interval_count"] 438 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2021"]["mae"] 3.16226837567005 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2021"]["mean_interval_width"] 10.959130281161528 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2021"]["spearman"] 0.6443055489836615 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2022"]["count"] 434 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2022"]["coverage"] 0.8387096774193549 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2022"]["interval_count"] 434 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2022"]["mae"] 2.999882163271472 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2022"]["mean_interval_width"] 10.664374834220387 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2022"]["spearman"] 0.6657283281975507 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2023"]["count"] 446 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2023"]["coverage"] 0.8497757847533632 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2023"]["interval_count"] 446 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2023"]["mae"] 2.9690636243565143 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2023"]["mean_interval_width"] 10.378321982264254 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2023"]["spearman"] 0.7226849347444392 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2024"]["count"] 434 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2024"]["coverage"] 0.815668202764977 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2024"]["interval_count"] 434 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2024"]["mae"] 3.0965050556168725 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2024"]["mean_interval_width"] 10.231749891413578 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2024"]["spearman"] 0.7041065868803991 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2025"]["count"] 419 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2025"]["coverage"] 0.8233890214797136 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2025"]["interval_count"] 419 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2025"]["mae"] 2.821829861298338 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2025"]["mean_interval_width"] 10.111615995239127 number $["player"]["next_season_ppr_ppg"]["summaries"]["original_football"]["perSeason"]["2025"]["spearman"] 0.7415314312313663 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["overall"]["count"] 3009 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["overall"]["coverage"] 0.8302540415704388 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["overall"]["interval_count"] 2598 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["overall"]["mae"] 3.2357385577222373 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["overall"]["mean_interval_width"] 11.04236506701756 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["overall"]["spearman"] 0.6531284730601314 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["perPosition"]["QB"]["count"] 445 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["perPosition"]["QB"]["coverage"] 0.8144329896907216 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["perPosition"]["QB"]["interval_count"] 388 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["perPosition"]["QB"]["mae"] 4.921413317539617 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["perPosition"]["QB"]["mean_interval_width"] 16.821218693903194 number $["player"]["next_season_ppr_ppg"]["summaries"]["prior_production"]["perPosition"]["QB"]["spearman"] 0.5993685080005757 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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Published observations, approved source-labeled aggregates, research and definitions are provided within each dataset's stated scope. Read each record's source, period, scoring and availability. Research visibility does not promote a model into public rankings. Missing means unavailable, never zero. No account records or provider write access.