use casts in Wowa to obtain directly weights as a PHP array/ Easier to manipulate

app/Wowa.php

@@ -17,6 +17,11 @@ class Wowa extends Model
         self::STATE_FAILED => "btn_danger"
     ];
 
+
+    protected $casts = [
+        'w_weights' => 'array',
+        'p_weights' => 'array',
+    ];
     private function getStatusBadgeClass()
     {
         $status = $this->status;
@@ -72,4 +77,8 @@ class Wowa extends Model
             return $this->pr;
         }
     }
+    public function weightsP()
+    {
+        return $this->w_weights->toArray();
+    }
 }

resources/views/wowa/show.blade.php

@@ -35,10 +35,10 @@
                             <b>Generation number</b> : {{ $wowa->generation_number }}
                         </p>
                         <p>
-                            <b>Weights W Vector</b> : {{ $wowa->displayWeightsW() }}
+                            <b>Weights W Vector</b> : {{ $wowa->w_weights[0] }}
                         </p>
                         <p>
-                            <b>Weights P Vector</b> : {{ $wowa->displayWeightsP() }}
+                            <b>Weights P Vector</b> : {{ $wowa->p_weights[0] }}
                         </p>
                         <p>
                             <b>AUC Roc curve</b> : {{ $wowa->roc() }}