Version 1.9 2022.03.03
In version 1.9, we have made some minor improvements on Volume Spread Pattern Detector.

Bars to scan: Amount of bars to calculate demand and supply pattern.
Indicator Period: Calculation period to generate each supply and demand patterns.
Lookback Factor: 1.0 as default
Signal to Noise Ratio: from 0.4 to 1.0 only. (Input used to filter random fluctuations in data.)