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impl. standard epsilon value

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This commit is contained in:
Dennis Eichhorn 2022-03-11 23:16:16 +01:00
parent a7fc3812ae
commit 1d583a03ea
1 changed files with 9 additions and 1 deletions
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10
Algorithm/Clustering/Kmeans.php
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@ -24,6 +24,14 @@ namespace phpOMS\Algorithm\Clustering;
*/ */
final class Kmeans final class Kmeans
{ {
/**
* Epsilon for float comparison.
*
* @var float
* @since 1.0.0
*/
public const EPSILON = 4.88e-04;
/** /**
* Metric to calculate the distance between two points * Metric to calculate the distance between two points
* *
@ -163,7 +171,7 @@ final class Kmeans
} }
} }
if ($changed <= $n * 0.001 || $n * 0.001 < 2) { if ($changed <= $n * self::EPSILON || $n * self::EPSILON < 2) {
break; break;
} }
} }