Library "VolatilityChecker"
Volatility is judged to be high when the range of one period is greater than the ATR of another period.
is_high(_periods, _smooth, _atr_periods, _atr_times) Return true if the volatility is high.
Parameters:
_periods: Range Period
_smooth: Smoothes the range width.
_atr_periods: ATR Period
_atr_times: Amplify the calculated ATR.
Returns: {Boolean}
is_low()