{
  "modelVersion": "0.57",
  "coverage": "FBS team rankings",
  "updatedOn": "2026-10-14",
  "formula": "rawEvidenceUnits + 0.05 * exp((gameGrade - 20) / 80)",
  "illustration": {
    "kind": "Hypothetical tail-only inputs; not team ratings",
    "rawEvidenceUnits": 0,
    "rows": [
      {
        "gameGrade": 0,
        "evidenceUnits": 0.03894003915357025
      },
      {
        "gameGrade": 10,
        "evidenceUnits": 0.044124845129229776
      },
      {
        "gameGrade": 20,
        "evidenceUnits": 0.05
      },
      {
        "gameGrade": 30,
        "evidenceUnits": 0.05665742265334132
      }
    ]
  },
  "archivedWin": {
    "source": "/data/rankings/2025-selection.json",
    "season": 2025,
    "checkpoint": "Selection Sunday",
    "releaseDate": "2025-12-07",
    "cutoff": "2025-12-07T12:00:00.000Z",
    "team": "Indiana",
    "opponent": "Indiana State",
    "gameId": "401752836",
    "gameDate": "2025-09-12",
    "gameGrade": 14.19,
    "evidenceUnits": 0.0471,
    "badWinDebit": 0
  },
  "limits": "The tail-only illustration does not reconstruct a full team Index. The archived win includes raw opponent evidence and rounded published values. The narrow-escape debit is calculated separately from raw evidence before the tail."
}