public function __construct()
{
$srand = 8;
mt_srand($srand);
srand($srand);
$neuralNetwork = new NeuralNetwork(4, [7, 2]);
$neuralNetwork2 = new NeuralNetwork(4, [7, 2]);
$neuralNetwork2->setLambda(0);
$this->prepareData();
$this->learn($neuralNetwork, $this->allTrainingData);
$this->learn($neuralNetwork2, $this->allTrainingData);
echo '<hr>';
echo '<h2>bez weight decay</h2>';
$this->test($neuralNetwork);
echo '<h2>weight decay</h2>';
$this->test($neuralNetwork2);
}
