+// All ellipses with a score below this are removed.
+let matchingScoreThresholdPerRadiusUnit = 0.025f // For a radius of 1.
+let matchingScorePower = 20.f
+let windowSizeRadiusFactor = 1.f / 2.f
+let minimumDistanceFromCenterRadiusFactor = 1.f / 4.f
+