fix errors on hhvm with float casting

ramcoelho · Jul 7, 2016 · 4aa9702 · 4aa9702
1 parent 6c7416a
commit 4aa9702
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/Phpml/FeatureExtraction/TfIdfTransformer.php b/src/Phpml/FeatureExtraction/TfIdfTransformer.php
@@ -32,7 +32,7 @@ public function fit(array $samples)
 
         $count = count($samples);
         foreach ($this->idf as &$value) {
-            $value = log($count / $value, 10);
+            $value = log(floatval($count / $value), 10.0);
         }
     }
 

diff --git a/src/Phpml/Preprocessing/Normalizer.php b/src/Phpml/Preprocessing/Normalizer.php
@@ -78,7 +78,7 @@ private function normalizeL2(array &$sample)
         foreach ($sample as $feature) {
             $norm2 += $feature * $feature;
         }
-        $norm2 = sqrt($norm2);
+        $norm2 = sqrt(floatval($norm2));
 
         if (0 == $norm2) {
             $sample = array_fill(0, count($sample), 1);