![Vladislav Vinogradov](/assets/img/avatar_default.png)
do not calculate sum of error in every round of iteration; instead the error will be summed every 2nd times or more, if the previous sum of error is too far away from threshold.
do not calculate sum of error in every round of iteration; instead the error will be summed every 2nd times or more, if the previous sum of error is too far away from threshold.