/// <summary>
/// Computes the next value of this indicator from the given state
/// </summary>
/// <param name="input">The input given to the indicator</param>
/// <returns>A new value for this indicator</returns>
protected override decimal ComputeNextValue(IReadOnlyWindow <IndicatorDataPoint> window, IndicatorDataPoint input)
{
if (Samples < 2)
{
return(0m);
}
IEnumerable <double> doubleValues = window.Select(i => Convert.ToDouble(i.Value));
double std = MathNetStatistics.PopulationStandardDeviation(doubleValues);
return(Convert.ToDecimal(std));
}
