php-ai / php-ml

src/Phpml/DimensionReduction/KernelPCA.php

Indentation +3 added lines, -3 removed lines

@@ -136,9 +136,9 @@
         $N_K_N = $N->multiply($K_N);
 
         return $K->subtract($N_K)
-                 ->subtract($K_N)
-                 ->add($N_K_N)
-                 ->toArray();
+                    ->subtract($K_N)
+                    ->add($N_K_N)
+                    ->toArray();
     }
 
     /**