public function next()
{
if ($this->valid()) {
if (Net::DIRECT == $this->_needToChangeDirection()) {
Net::incrementIteration();
if (Net::shouldReloadValues()) {
if (Net::isDebugEnabled()) {
var_dump("<h1>Reloading</h1>");
}
$this->reloadValues();
//reload values
}
} elseif (Net::REVERSE == $this->_needToChangeDirection()) {
Net::setDirection(Net::REVERSE);
//set reverse direction
}
$this->_level += Net::getLayoutCounter();
//go to next layout
}
}
/**
* @throws \Exception
* @return bool
*/
public function calculate()
{
//Calculating value
$_sum = array_sum($this->getSignals());
$_sum += $this->getLayout()->getOffset();
$this->_value = $this->_binarSigmoid($_sum);
if (Net::isTeacherMode()) {
Net::setDirection(Net::REVERSE);
$_value = ($this->_teacherValue - $this->_value) * $this->_diffBinarSigmoid($_sum);
//new value will be mistake
if (Net::isDebugEnabled()) {
//Print value and teacher value/
var_dump("Summ: {$_value}. Teacher : " . $this->_teacherValue . ". Value: " . $this->_value);
}
$this->setValue($_value);
} else {
$this->getLayout()->compare($this);
//add to lead neurons if this neuron has the max value
}
return true;
}
