Volatility
The indicator shows how the degree of variation in the price (close). The indicator value is higher if the price fluctuated more in a given period.
Parameters:
- N - averaging period.
Calculation:
Calculate a natural log of the ratio of closing price in the given period to the price in the previous period:
Xi = ln( closei/closei-1 )
Calculate a time-normalizing coefficient:
k = 260.2 × 1440 / [interval duration in minutes]
Calculate the value of the indicator using exponential moving average:
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