Yaanna is the simplest indicator of the overbought/oversold states.
Yaanna is a confirmatory indicator that must be used for a main signal check.
Similar to many other indicators, overbought/oversold position may show presence of a trend. But the market situation must also be considered.
The code was published in Code Base 26.03.2009.
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/454
Symmetrical normalized CCI (Commodity Channel Index) with alternative (ultralinear and JMA) smoothing algorithms.JFATL
The indicator is a combination of the FATL digital filter and analogue JMA adaptive smoothing.