This version has an important enhancement to the previous one that`s especially useful with intraday minute charts. Due to the volatility had not been taken into account to avoid the extra complication in the formula, the previous formula has some drawbacks: The main drawback is that the constant cutoff coefficient will overestimate price changes in minute charts and underestimate corresponding changes in weekly or monthly charts. And now the indicator uses adaptive cutoff coefficient which will adjust to all time frames automatically.
You can change long to short in the Input Settings Please, use it only for learning or paper trading. Do not for real trading.