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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 9, 2026

Fairborn vs. Xenia

Missed
Projected
25–19
Final
30–44
Projected winner
Fairborn
Margin error
20.8

Oct 9, 2026

Trenton Edgewood vs. Valley View

Correct
Projected
21–24
Final
10–28
Projected winner
Valley View
Margin error
15.0

Oct 9, 2026

Worthington Kilbourne vs. KIPP Columbus

Correct
Projected
30–13
Final
42–6
Projected winner
Worthington Kilbourne
Margin error
18.8

Oct 9, 2026

Wooster vs. Mansfield Senior

Correct
Projected
20–17
Final
25–13
Projected winner
Wooster
Margin error
8.9

Oct 9, 2026

Whitehall-Yearling vs. Franklin Heights

Correct
Projected
29–16
Final
42–3
Projected winner
Whitehall-Yearling
Margin error
25.7

Oct 9, 2026

Watkins Memorial vs. Granville

Correct
Projected
18–26
Final
7–41
Projected winner
Granville
Margin error
25.8

Oct 9, 2026

Massillon Washington vs. Cornerstone Christian

Correct
Projected
24–25
Final
21–35
Projected winner
Cornerstone Christian
Margin error
13.5

Oct 9, 2026

Walnut Ridge vs. Briggs

Missed
Projected
13–26
Final
48–14
Projected winner
Briggs
Margin error
47.0

Oct 9, 2026

St. Charles vs. Columbus DeSales

Missed
Projected
25–23
Final
20–28
Projected winner
St. Charles
Margin error
9.8

Oct 9, 2026

Northland vs. Whetstone

Correct
Projected
20–15
Final
48–7
Projected winner
Northland
Margin error
35.5

Oct 9, 2026

Mount Vernon vs. Zanesville

Correct
Projected
18–25
Final
35–38
Projected winner
Zanesville
Margin error
4.0

Oct 9, 2026

Marion Harding vs. Marion Pleasant

Missed
Projected
19–21
Final
28–14
Projected winner
Marion Pleasant
Margin error
15.9

Oct 9, 2026

Licking Heights vs. Licking Valley

Correct
Projected
16–28
Final
20–56
Projected winner
Licking Valley
Margin error
23.7

Oct 9, 2026

North Canton Hoover vs. Massillon Perry

Missed
Projected
22–20
Final
10–35
Projected winner
North Canton Hoover
Margin error
26.8

Oct 9, 2026

Uniontown Green vs. Louisville

Correct
Projected
21–22
Final
14–30
Projected winner
Louisville
Margin error
15.4

Oct 9, 2026

Canal Winchester vs. Logan

Correct
Projected
24–16
Final
70–28
Projected winner
Canal Winchester
Margin error
34.3

Oct 9, 2026

Waite vs. Scott

Correct
Projected
21–15
Final
17–6
Projected winner
Waite
Margin error
4.9

Oct 9, 2026

Toledo St. Francis vs. Lumen Christi

Correct
Projected
15–28
Final
28–43
Projected winner
Lumen Christi
Margin error
1.8

Oct 9, 2026

Toledo St. John's vs. Warren De La Salle

Correct
Projected
20–24
Final
24–27
Projected winner
Warren De La Salle
Margin error
0.8

Oct 9, 2026

Fremont Ross vs. Holland Springfield

Correct
Projected
22–20
Final
56–14
Projected winner
Fremont Ross
Margin error
40.9

Oct 9, 2026

Toledo Central Catholic vs. Birmingham Brother Rice

Correct
Projected
28–20
Final
49–27
Projected winner
Toledo Central Catholic
Margin error
14.7

Oct 9, 2026

Brecksville vs. Aurora

Correct
Projected
20–22
Final
21–27
Projected winner
Aurora
Margin error
3.8

Oct 9, 2026

Barberton vs. Revere

Correct
Projected
19–22
Final
7–28
Projected winner
Revere
Margin error
18.7

Oct 9, 2026

Avon Lake vs. North Ridgeville

Missed
Projected
19–22
Final
35–21
Projected winner
North Ridgeville
Margin error
17.1

Oct 9, 2026

Avon vs. Amherst Steele

Correct
Projected
27–17
Final
45–7
Projected winner
Avon
Margin error
27.5

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.