{
 "centers": {
  "low": 20.0,
  "medium": 50.0,
  "high": 80.0
 },
 "width": 25.0,
 "actions": {
  "low": 0.1,
  "medium": 0.5,
  "high": 0.9
 },
 "note": "Mamdani fuzzy controller, Book 1 ch.1.x"
}