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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 16, 2026

Accuracy calculated Oct 17, 2026 8:01 AM EDT

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Performance summary

3,178 games evaluated with ospr-2026.1

Games evaluated

3,178

Winner accuracy

69.8%

2,217 correct

Average margin error

22.3

Lower is better

Average score error

13.1

Per-team points

Brier score

0.197

Probability accuracy

Close projection rate

14.5%

Correct and within 7

Regular season vs. playoffs

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

Regular season

Games
3,178
Winner accuracy
69.8%
Margin error
22.3

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 9 340 79.7% 20.5

Probability calibration

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

Probability Games Predicted Observed Gap Brier
0–9% 21 8.4% 4.8% -3.7 0.045
10–19% 209 15.8% 8.6% -7.2 0.084
20–29% 351 25.4% 21.1% -4.3 0.168
30–39% 487 35.1% 33.5% -1.6 0.222
40–49% 608 45.1% 43.1% -2.0 0.244
50–59% 533 54.9% 57.4% +2.6 0.246
60–69% 439 64.8% 71.5% +6.7 0.204
70–79% 356 74.8% 80.6% +5.9 0.158
80–89% 157 84.1% 88.5% +4.4 0.101
90–99% 17 91.6% 94.1% +2.5 0.057

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 2,686 70.7% 22.2 points
Medium 49 87.8% 23.3 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 1,516 62.3% 22.9 points
Close Game 2,217 63.5% 22.1 points
Upset Possible 2,064 62.4% 21.9 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
Oct 16, 2026 Springfield Northwestern vs. Benjamin Logan 15–25 0–78 68.5 points
Oct 16, 2026 Trimble vs. Waterford 21–24 0–69 65.9 points
Sep 18, 2026 Trotwood-Madison vs. Taft 23–17 72–0 65.6 points

Evaluated games

The game-level record behind the summary above.

Aug 21, 2026

Lutheran West vs. Elyria Catholic

Correct
Projected
18–19
Final
13–47
Projected winner
Elyria Catholic
Margin error
33.1

Aug 21, 2026

Keystone vs. Norwayne

Missed
Projected
20–28
Final
36–21
Projected winner
Norwayne
Margin error
22.1

Aug 21, 2026

Kenton vs. Eastwood

Correct
Projected
19–24
Final
20–28
Projected winner
Eastwood
Margin error
3.0

Aug 21, 2026

Huron vs. Oak Harbor

Correct
Projected
20–27
Final
7–42
Projected winner
Oak Harbor
Margin error
27.0

Aug 21, 2026

Milan Edison vs. Patrick Henry

Correct
Projected
22–26
Final
21–42
Projected winner
Patrick Henry
Margin error
17.4

Aug 21, 2026

Bryan vs. Van Wert

Correct
Projected
17–21
Final
6–41
Projected winner
Van Wert
Margin error
31.4

Aug 21, 2026

Bellevue vs. Clyde

Missed
Projected
20–23
Final
42–0
Projected winner
Clyde
Margin error
45.4

Aug 21, 2026

West Branch vs. St. Clairsville

Correct
Projected
26–25
Final
37–6
Projected winner
West Branch
Margin error
30.8

Aug 21, 2026

Cleveland VASJ vs. Perkins

Missed
Projected
26–24
Final
41–44
Projected winner
Cleveland VASJ
Margin error
5.4

Aug 21, 2026

Shaw vs. Clearview

Correct
Projected
21–20
Final
40–30
Projected winner
Shaw
Margin error
8.4

Aug 21, 2026

Poland Seminary vs. Salem

Correct
Projected
23–25
Final
17–21
Projected winner
Salem
Margin error
2.3

Aug 21, 2026

Minerva vs. Hanoverton United

Correct
Projected
18–26
Final
7–42
Projected winner
Hanoverton United
Margin error
26.8

Aug 21, 2026

Lakeview vs. NM Springfield

Missed
Projected
22–21
Final
10–33
Projected winner
Lakeview
Margin error
23.3

Aug 21, 2026

Mentor Lake Catholic vs. Cardinal Mooney

Correct
Projected
24–25
Final
7–41
Projected winner
Cardinal Mooney
Margin error
33.2

Aug 21, 2026

Ashtabula Edgewood vs. Ashtabula St. John

Correct
Projected
22–19
Final
33–0
Projected winner
Ashtabula Edgewood
Margin error
30.5

Aug 21, 2026

East Liverpool vs. Carrollton

Missed
Projected
18–22
Final
19–10
Projected winner
Carrollton
Margin error
12.3

Aug 21, 2026

Chagrin Falls vs. Jefferson Area

Missed
Projected
14–23
Final
14–7
Projected winner
Jefferson Area
Margin error
15.7

Aug 21, 2026

Canton South vs. Garaway

Missed
Projected
24–22
Final
6–20
Projected winner
Canton South
Margin error
15.9

Aug 21, 2026

Beaver vs. Columbiana Crestview

Missed
Projected
22–26
Final
35–14
Projected winner
Columbiana Crestview
Margin error
25.2

Aug 21, 2026

St. Marys Memorial vs. Galion

Correct
Projected
27–21
Final
36–12
Projected winner
St. Marys Memorial
Margin error
18.1

Aug 21, 2026

Ross vs. Wyoming

Correct
Projected
16–29
Final
3–28
Projected winner
Wyoming
Margin error
11.8

Aug 21, 2026

Ponitz vs. Fort Recovery

Correct
Projected
16–20
Final
14–35
Projected winner
Fort Recovery
Margin error
17.2

Aug 21, 2026

New Richmond vs. Bethel-Tate

Correct
Projected
24–17
Final
49–18
Projected winner
New Richmond
Margin error
24.9

Aug 21, 2026

Hughes vs. Batavia

Missed
Projected
17–24
Final
53–38
Projected winner
Batavia
Margin error
22.2

Aug 21, 2026

Greenville vs. Eaton

Missed
Projected
20–19
Final
7–21
Projected winner
Greenville
Margin error
14.5

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.