Origin of correcting algorithm :
Dr. Alexander Uhl invented a method that he used to filter the
moving average and to check for signals. Originally it uses standard deviation as a measure to correct the averages values.
This indicator :
This indicator is using the modified "correcting" method. Instead of using standard deviation for calculation, it is using EMA deviation (originally published here : EMA deviation) which results in two things.
You can use the change of color as signals
A trading system using the XAng_Zad_C trend-following indicator with the possibility to set a fixed trading time interval and change the volume of a forthcoming trade depending on the results of the previous trades.OHLC Check
Checking a trading system: Close > Open → BUY signal, Close < Open → SELL signal.