php-ai / php-ml

src/Classification/NaiveBayes.php

Spacing +2 added lines, -2 removed lines

@@ -120,7 +120,7 @@ 
                 $this->dataType[$label][$i] = self::NOMINAL;
                 $this->discreteProb[$label][$i] = array_count_values($values);
                 $db = &$this->discreteProb[$label][$i];
-                $db = array_map(function ($el) use ($numValues) {
+                $db = array_map(function($el) use ($numValues) {
                     return $el / $numValues;
                 }, $db);
             } else {
@@ -136,7 +136,7 @@ 
      */
     private function sampleProbability(array $sample, int $feature, string $label): float
     {
-        $value = (isset($sample[$feature]))? $sample[$feature] : null;
+        $value = (isset($sample[$feature])) ? $sample[$feature] : null;
         if ($this->dataType[$label][$feature] == self::NOMINAL) {
             if (!isset($this->discreteProb[$label][$feature][$value]) ||
                 $this->discreteProb[$label][$feature][$value] == 0) {