Volume histogram: // If Volume is less then the previous 20 intervals, Volume is gray. // If Volume is greater then the previous 40 intervals, Volume is black. // If Volume is less then the previous 2 intervals, Volume is purple. // If Volume is less then the previous, Volume is red. // If Volume is greater then the previous, Volume is blue. // Other - white. // You can add on the indicator a 2.5 Standart Deviation of a 20 period // Bollinger Band Shifted 3 periods forward.
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