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Public validation record

2026 Football Model Performance

These results use official OSPR projections locked before kickoff and evaluated against final scores. Mirrored schedule records and live forecasts are excluded.

Evaluated through Oct 15, 2026

Accuracy calculated Oct 16, 2026 8:00 AM EDT

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Performance summary

2,842 games evaluated with ospr-2026.1

Games evaluated

2,842

Winner accuracy

68.5%

1,947 correct

Average margin error

22.5

Lower is better

Average score error

13.3

Per-team points

Brier score

0.203

Probability accuracy

Close projection rate

14.1%

Correct and within 7

Regular season vs. playoffs

A direct comparison using the selected season, week, team, and OSPR model version.

Regular season

Games
2,842
Winner accuracy
68.5%
Margin error
22.5

Playoffs

Games
0
Winner accuracy
—
Margin error
—

Performance by week

Results for the selected model version and season phase.

Week Games Winner accuracy Margin error
Week 1 355 58.3% 22.0
Week 2 351 61.0% 23.3
Week 3 358 62.3% 21.9
Week 4 354 65.3% 23.5
Week 5 356 74.4% 22.6
Week 6 357 80.4% 22.7
Week 7 358 75.4% 22.0
Week 8 348 71.3% 21.8
Week 9 4 25.0% 26.2

Probability calibration

Observed win rate should approach the average predicted probability as sample sizes grow.

Probability Games Predicted Observed Gap Brier
0–9% 13 8.5% 7.7% -0.8 0.069
10–19% 178 15.9% 9.6% -6.4 0.091
20–29% 302 25.5% 23.2% -2.3 0.178
30–39% 445 35.1% 35.1% 0.0 0.227
40–49% 562 45.1% 43.6% -1.5 0.245
50–59% 478 54.9% 57.7% +2.9 0.247
60–69% 404 64.8% 71.0% +6.2 0.205
70–79% 325 74.8% 79.7% +4.9 0.162
80–89% 128 84.0% 86.7% +2.7 0.113
90–99% 7 91.9% 85.7% -6.1 0.127

Performance by prediction confidence

Newer snapshots use historical calibration and comparable sample size. Legacy snapshots fall back to rating-evidence confidence.

Confidence Games Winner accuracy Average margin error
High 2,368 69.6% 22.4 points
Medium 31 80.6% 23.7 points
Low 443 61.9% 22.6 points

Performance by risk indicator

A game may appear in more than one group because indicators describe different kinds of uncertainty.

Indicator Games Winner accuracy Average margin error
Limited Data 1,515 62.4% 22.9 points
Close Game 2,021 62.8% 22.3 points
Upset Possible 1,886 61.9% 22.1 points
Blowout Range 1 100.0% 23.8 points

Largest misses

The largest margin errors in this selection. A miss is a model result to learn from, not automatically a data error.

Date Matchup Projected Final Margin error
Sep 11, 2026 Farrell vs. Reynolds 25–24 84–0 82.5 points
Sep 25, 2026 Normandy vs. Rocky River 14–28 0–83 68.7 points
Sep 18, 2026 Trotwood-Madison vs. Taft 23–17 72–0 65.6 points
Sep 26, 2026 Bedford vs. Cleveland JFK 18–17 66–0 64.8 points
Sep 18, 2026 John Adams vs. Cleveland JFK 16–18 68–6 64.4 points

Evaluated games

The game-level record behind the summary above.

Oct 2, 2026

Elyria vs. Amherst Steele

Correct
Projected
14–23
Final
10–21
Projected winner
Amherst Steele
Margin error
2.0

Oct 2, 2026

Cleveland Heights vs. Painesville Riverside

Correct
Projected
17–23
Final
18–21
Projected winner
Painesville Riverside
Margin error
3.5

Oct 2, 2026

Canton McKinley vs. North Canton Hoover

Correct
Projected
25–20
Final
35–7
Projected winner
Canton McKinley
Margin error
22.8

Oct 2, 2026

Brunswick vs. Euclid

Correct
Projected
23–17
Final
15–6
Projected winner
Brunswick
Margin error
2.9

Oct 2, 2026

Berea-Midpark vs. North Ridgeville

Correct
Projected
23–18
Final
43–13
Projected winner
Berea-Midpark
Margin error
24.6

Oct 1, 2026

Indian Creek vs. Harrison Central

Correct
Projected
22–17
Final
68–27
Projected winner
Indian Creek
Margin error
36.4

Oct 1, 2026

Ponitz vs. Thurgood Marshall

Correct
Projected
18–17
Final
24–16
Projected winner
Ponitz
Margin error
7.6

Oct 1, 2026

Centennial vs. Harvest Prep

Correct
Projected
17–23
Final
7–41
Projected winner
Harvest Prep
Margin error
27.9

Oct 1, 2026

Steubenville vs. Ursuline

Missed
Projected
25–23
Final
40–44
Projected winner
Steubenville
Margin error
5.6

Oct 1, 2026

Waite vs. Toledo Woodward

Correct
Projected
22–15
Final
49–14
Projected winner
Waite
Margin error
27.3

Sep 26, 2026

North Adams (club) vs. Foxfire

Correct
Projected
22–20
Final
14–12
Projected winner
North Adams (club)
Margin error
0.3

Sep 26, 2026

Fisher Catholic vs. Miller

Correct
Projected
24–13
Final
41–28
Projected winner
Fisher Catholic
Margin error
1.7

Sep 26, 2026

Fremont St. Joseph vs. Kennedy Catholic

Missed
Projected
19–25
Final
52–12
Projected winner
Kennedy Catholic
Margin error
45.8

Sep 26, 2026

David Anderson vs. Valley Christian

Correct
Projected
21–16
Final
28–14
Projected winner
David Anderson
Margin error
8.6

Sep 26, 2026

New London vs. Norwalk St. Paul

Missed
Projected
20–16
Final
0–49
Projected winner
New London
Margin error
53.5

Sep 26, 2026

St. Thomas Aquinas vs. Steubenville Catholic Central

Correct
Projected
19–20
Final
24–47
Projected winner
Steubenville Catholic Central
Margin error
21.6

Sep 26, 2026

Grand Valley vs. Ashtabula St. John

Missed
Projected
20–22
Final
28–14
Projected winner
Ashtabula St. John
Margin error
15.5

Sep 26, 2026

Thurgood Marshall vs. Meadowdale

Missed
Projected
20–15
Final
0–32
Projected winner
Thurgood Marshall
Margin error
36.6

Sep 26, 2026

Cincinnati Woodward vs. Gamble Montessori

Correct
Projected
13–27
Final
6–32
Projected winner
Gamble Montessori
Margin error
11.6

Sep 26, 2026

University School vs. Gilmour Academy

Correct
Projected
26–18
Final
25–18
Projected winner
University School
Margin error
0.9

Sep 26, 2026

Akron North vs. Buchtel

Missed
Projected
18–17
Final
0–42
Projected winner
Akron North
Margin error
43.1

Sep 26, 2026

Akron Garfield vs. Akron East

Correct
Projected
16–23
Final
6–36
Projected winner
Akron East
Margin error
23.5

Sep 26, 2026

Bedford vs. Cleveland JFK

Correct
Projected
18–17
Final
66–0
Projected winner
Bedford
Margin error
64.8

Sep 25, 2026

Wirt County vs. Wahama

Correct
Projected
24–25
Final
21–63
Projected winner
Wahama
Margin error
40.2

Sep 25, 2026

Orchard Lake St. Mary vs. Birmingham Brother Rice

Correct
Projected
27–22
Final
48–20
Projected winner
Orchard Lake St. Mary
Margin error
22.7

How to interpret these numbers

Winner accuracy shows whether OSPR favored the team that won. Average margin error shows how far the projected point margin was from the final margin.

Brier score measures probability quality from 0 to 1; lower is better. Calibration compares predicted win probabilities with observed outcomes.

Small groups can swing sharply, so every percentage is shown with its evaluated game count.

Injuries, roster changes, weather, and information not reflected in recorded results may affect individual games.