Senior Linux Hacker
The indicator builds two rectilinear channels of standard deviations with different periods and the curvelinear channel of the parabolic regression with interpolation of a price chart future values.
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/767
Signal indicator of the popular BrainTrend1 trading system with preliminary price timeseries smoothing.LinearRegression
When applied to financial markets this method is usually used to determine the moments of prices extreme deviation from a "standard" level.