Brier score

{
  "id": "MLC-T-MET-004036",
  "term": "Brier score",
  "field": "Meteorology and atmospheric science",
  "definition": "A verification measure used to assess the accuracy of probabilistic forecasts for binary events, such as the occurrence or non-occurrence of precipitation. It calculates the mean squared difference between the forecast probabilities and the observed outcomes. A lower Brier score indicates a more accurate forecast, with a perfect score of zero.",
  "see_also": [
    "Skill"
  ],
  "url": "https://mlchart.com/terminology/meteorology/brier-score/"
}