This indicator is based on the classical indicator Standard Deviation.
You can choose StDev from 4 TimeFrames (1 current TF and 3 TFs by your choice).
TF2-TF4 should be not less then current TF.
The Acceleration/Deceleration Indicator (AC) measures acceleration and deceleration of the current driving force.Average Directional Movement Index (ADX)
The Average Directional Movement Index Indicator (ADX) helps to determine if there is a price trend.