This is a stochastic inverse Fisher transform smoothed using the Rainbow Smoothing method.
The indicator has three input parameters:

Tradotto dal russo da MetaQuotes Ltd.
Codice originale https://www.mql5.com/ru/code/20503
KAMA
Kaufman Adaptive Moving Average (KAMA)
Price Impulse
The EA waits for the price to pass XXX points within NNN ticks.
Volume_Accumulation
Indicator of volumes accumulated.
Volume_Accumulation_Percentage
Indicator of volumes accumulated within a period.