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fix scalar typehint for hhvm

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This commit is contained in:
Arkadiusz Kondas 2016-07-07 23:33:06 +02:00
parent 0a612a6031
commit f3288c5946
1 changed files with 2 additions and 2 deletions
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4
src/Phpml/Classification/KNearestNeighbors.php
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@ -27,13 +27,13 @@ class KNearestNeighbors implements Classifier
* @param int $k * @param int $k
* @param Distance|null $distanceMetric (if null then Euclidean distance as default) * @param Distance|null $distanceMetric (if null then Euclidean distance as default)
*/ */
public function __construct(int $k = 3, Distance $distanceMetric = null) public function __construct(int $k = null, Distance $distanceMetric = null)
{ {
if (null === $distanceMetric) { if (null === $distanceMetric) {
$distanceMetric = new Euclidean(); $distanceMetric = new Euclidean();
} }
$this->k = $k; $this->k = $k ?? 3;
$this->samples = []; $this->samples = [];
$this->targets = []; $this->targets = [];
$this->distanceMetric = $distanceMetric; $this->distanceMetric = $distanceMetric;