This indicator is used in AtrBreakGrid Expert Advisor and explains how it works.
After low-volatility periods it is time for an impulse which should be used for the flat breakout strategy.
EURUSD H1 shows the best results.
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/12944
ZigZag Arrow indicator is based on a built-in ZigZag indicator that replaces the Line Section with Arrow.RealValueExtended
An extended version of my RealValue indicator with a new parameter.