/**
* @param array $samples
* @param array $targets
*/
public function train(array $samples, array $targets)
{
$layers = $this->hiddenLayers;
array_unshift($layers, count($samples[0]));
$layers[] = count($targets[0]);
$this->perceptron = new MultilayerPerceptron($layers, $this->activationFunction);
$trainer = new Backpropagation($this->perceptron);
$trainer->train($samples, $targets, $this->desiredError, $this->maxIterations);
}